Web Designer Component Need To Know For Development

For Idea Go To Freefronted Bootstrapsnippet Codepen.o

Mega Menu

Accordion Menu

Breadcrumbs

Border Animation,
Link

Hover Effect,

Image Iffect,

Liquide Effect,

Text Effect,

Scroll Effect,

Ripple Effect

Parallax Effect,

Text Animation

Text Shadow

Glow Text Effect

জাভাস্ক্রিপ্ট লাইব্রেরি এর মাধ্যমে করা Qrcode জেনারেট

প্রথমে জেকোয়েরি এবং  qrcode.js  ফাইল অ্যাড করবো 
<script type="text/javascript" src="jquery.min.js"></script>
<script type="text/javascript" src="qrcode.js"></script> 
একটি ইনপুট বাক্স নেবো যেটা হতে আমরা ভ্যালু পাবো ও একটি div নেবো যাতে আমরা কোডটি শো করবো। 
<input id="text" type="text" value="http://jindo.dev.naver.com/collie" style="width:80%" /><br />
<div id="qrcode" style="width:100px; height:100px; margin-top:15px;"></div>
এরপর qrcode এর div এ qrcode শো করার কোড লিখবো 
var qrcode = new QRCode(document.getElementById("qrcode"), {
	width : 100,
	height : 100
});

এবার qrcode এর ভ্যালু পাবার জন্য আমরা নিচের ফাঙ্কশনটি লিখবো এবং যখন ইনপুট এর ভ্যালু চেঞ্জ হবে তখন কর্কোডে টি চেঞ্জ হবে। 
function makeCode () {		
	var elText = document.getElementById("text");
	

	
	qrcode.makeCode(elText.value);
}

makeCode();

$("#text").
	on("blur", function () {
		makeCode();
	}).
	on("keydown", function (e) {
		if (e.keyCode == 13) {
			makeCode();
		}
	});

কমপ্লিট html code

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="ko" lang="ko">
<head>
<title>Cross-Browser QRCode generator for Javascript</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=no" />
<script type="text/javascript" src="jquery.min.js"></script>
<script type="text/javascript" src="qrcode.js"></script>
</head>
<body>
<input id="text" type="text" value="http://jindo.dev.naver.com/collie" style="width:80%" /><br />
<div id="qrcode" style="width:100px; height:100px; margin-top:15px;"></div>

<script type="text/javascript">
var qrcode = new QRCode(document.getElementById("qrcode"), {
	width : 100,
	height : 100
});

function makeCode () {		
	var elText = document.getElementById("text");
	

	
	qrcode.makeCode(elText.value);
}

makeCode();

$("#text").
	on("blur", function () {
		makeCode();
	}).
	on("keydown", function (e) {
		if (e.keyCode == 13) {
			makeCode();
		}
	});
</script>
</body>

qrcode.js File

var QRCode;!function(){function a(a){this.mode=c.MODE_8BIT_BYTE,this.data=a,this.parsedData=[];for(var b=[],d=0,e=this.data.length;e>d;d++){var f=this.data.charCodeAt(d);f>65536?(b[0]=240|(1835008&f)>>>18,b[1]=128|(258048&f)>>>12,b[2]=128|(4032&f)>>>6,b[3]=128|63&f):f>2048?(b[0]=224|(61440&f)>>>12,b[1]=128|(4032&f)>>>6,b[2]=128|63&f):f>128?(b[0]=192|(1984&f)>>>6,b[1]=128|63&f):b[0]=f,this.parsedData=this.parsedData.concat(b)}this.parsedData.length!=this.data.length&&(this.parsedData.unshift(191),this.parsedData.unshift(187),this.parsedData.unshift(239))}function b(a,b){this.typeNumber=a,this.errorCorrectLevel=b,this.modules=null,this.moduleCount=0,this.dataCache=null,this.dataList=[]}function i(a,b){if(void 0==a.length)throw new Error(a.length+"/"+b);for(var c=0;c<a.length&&0==a[c];)c++;this.num=new Array(a.length-c+b);for(var d=0;d<a.length-c;d++)this.num[d]=a[d+c]}function j(a,b){this.totalCount=a,this.dataCount=b}function k(){this.buffer=[],this.length=0}function m(){return"undefined"!=typeof CanvasRenderingContext2D}function n(){var a=!1,b=navigator.userAgent;return/android/i.test(b)&&(a=!0,aMat=b.toString().match(/android ([0-9]\.[0-9])/i),aMat&&aMat[1]&&(a=parseFloat(aMat[1]))),a}function r(a,b){for(var c=1,e=s(a),f=0,g=l.length;g>=f;f++){var h=0;switch(b){case d.L:h=l[f][0];break;case d.M:h=l[f][1];break;case d.Q:h=l[f][2];break;case d.H:h=l[f][3]}if(h>=e)break;c++}if(c>l.length)throw new Error("Too long data");return c}function s(a){var b=encodeURI(a).toString().replace(/\%[0-9a-fA-F]{2}/g,"a");return b.length+(b.length!=a?3:0)}a.prototype={getLength:function(){return this.parsedData.length},write:function(a){for(var b=0,c=this.parsedData.length;c>b;b++)a.put(this.parsedData[b],8)}},b.prototype={addData:function(b){var c=new a(b);this.dataList.push(c),this.dataCache=null},isDark:function(a,b){if(0>a||this.moduleCount<=a||0>b||this.moduleCount<=b)throw new Error(a+","+b);return this.modules[a][b]},getModuleCount:function(){return this.moduleCount},make:function(){this.makeImpl(!1,this.getBestMaskPattern())},makeImpl:function(a,c){this.moduleCount=4*this.typeNumber+17,this.modules=new Array(this.moduleCount);for(var d=0;d<this.moduleCount;d++){this.modules[d]=new Array(this.moduleCount);for(var e=0;e<this.moduleCount;e++)this.modules[d][e]=null}this.setupPositionProbePattern(0,0),this.setupPositionProbePattern(this.moduleCount-7,0),this.setupPositionProbePattern(0,this.moduleCount-7),this.setupPositionAdjustPattern(),this.setupTimingPattern(),this.setupTypeInfo(a,c),this.typeNumber>=7&&this.setupTypeNumber(a),null==this.dataCache&&(this.dataCache=b.createData(this.typeNumber,this.errorCorrectLevel,this.dataList)),this.mapData(this.dataCache,c)},setupPositionProbePattern:function(a,b){for(var c=-1;7>=c;c++)if(!(-1>=a+c||this.moduleCount<=a+c))for(var d=-1;7>=d;d++)-1>=b+d||this.moduleCount<=b+d||(this.modules[a+c][b+d]=c>=0&&6>=c&&(0==d||6==d)||d>=0&&6>=d&&(0==c||6==c)||c>=2&&4>=c&&d>=2&&4>=d?!0:!1)},getBestMaskPattern:function(){for(var a=0,b=0,c=0;8>c;c++){this.makeImpl(!0,c);var d=f.getLostPoint(this);(0==c||a>d)&&(a=d,b=c)}return b},createMovieClip:function(a,b,c){var d=a.createEmptyMovieClip(b,c),e=1;this.make();for(var f=0;f<this.modules.length;f++)for(var g=f*e,h=0;h<this.modules[f].length;h++){var i=h*e,j=this.modules[f][h];j&&(d.beginFill(0,100),d.moveTo(i,g),d.lineTo(i+e,g),d.lineTo(i+e,g+e),d.lineTo(i,g+e),d.endFill())}return d},setupTimingPattern:function(){for(var a=8;a<this.moduleCount-8;a++)null==this.modules[a][6]&&(this.modules[a][6]=0==a%2);for(var b=8;b<this.moduleCount-8;b++)null==this.modules[6][b]&&(this.modules[6][b]=0==b%2)},setupPositionAdjustPattern:function(){for(var a=f.getPatternPosition(this.typeNumber),b=0;b<a.length;b++)for(var c=0;c<a.length;c++){var d=a[b],e=a[c];if(null==this.modules[d][e])for(var g=-2;2>=g;g++)for(var h=-2;2>=h;h++)this.modules[d+g][e+h]=-2==g||2==g||-2==h||2==h||0==g&&0==h?!0:!1}},setupTypeNumber:function(a){for(var b=f.getBCHTypeNumber(this.typeNumber),c=0;18>c;c++){var d=!a&&1==(1&b>>c);this.modules[Math.floor(c/3)][c%3+this.moduleCount-8-3]=d}for(var c=0;18>c;c++){var d=!a&&1==(1&b>>c);this.modules[c%3+this.moduleCount-8-3][Math.floor(c/3)]=d}},setupTypeInfo:function(a,b){for(var c=this.errorCorrectLevel<<3|b,d=f.getBCHTypeInfo(c),e=0;15>e;e++){var g=!a&&1==(1&d>>e);6>e?this.modules[e][8]=g:8>e?this.modules[e+1][8]=g:this.modules[this.moduleCount-15+e][8]=g}for(var e=0;15>e;e++){var g=!a&&1==(1&d>>e);8>e?this.modules[8][this.moduleCount-e-1]=g:9>e?this.modules[8][15-e-1+1]=g:this.modules[8][15-e-1]=g}this.modules[this.moduleCount-8][8]=!a},mapData:function(a,b){for(var c=-1,d=this.moduleCount-1,e=7,g=0,h=this.moduleCount-1;h>0;h-=2)for(6==h&&h--;;){for(var i=0;2>i;i++)if(null==this.modules[d][h-i]){var j=!1;g<a.length&&(j=1==(1&a[g]>>>e));var k=f.getMask(b,d,h-i);k&&(j=!j),this.modules[d][h-i]=j,e--,-1==e&&(g++,e=7)}if(d+=c,0>d||this.moduleCount<=d){d-=c,c=-c;break}}}},b.PAD0=236,b.PAD1=17,b.createData=function(a,c,d){for(var e=j.getRSBlocks(a,c),g=new k,h=0;h<d.length;h++){var i=d[h];g.put(i.mode,4),g.put(i.getLength(),f.getLengthInBits(i.mode,a)),i.write(g)}for(var l=0,h=0;h<e.length;h++)l+=e[h].dataCount;if(g.getLengthInBits()>8*l)throw new Error("code length overflow. ("+g.getLengthInBits()+">"+8*l+")");for(g.getLengthInBits()+4<=8*l&&g.put(0,4);0!=g.getLengthInBits()%8;)g.putBit(!1);for(;;){if(g.getLengthInBits()>=8*l)break;if(g.put(b.PAD0,8),g.getLengthInBits()>=8*l)break;g.put(b.PAD1,8)}return b.createBytes(g,e)},b.createBytes=function(a,b){for(var c=0,d=0,e=0,g=new Array(b.length),h=new Array(b.length),j=0;j<b.length;j++){var k=b[j].dataCount,l=b[j].totalCount-k;d=Math.max(d,k),e=Math.max(e,l),g[j]=new Array(k);for(var m=0;m<g[j].length;m++)g[j][m]=255&a.buffer[m+c];c+=k;var n=f.getErrorCorrectPolynomial(l),o=new i(g[j],n.getLength()-1),p=o.mod(n);h[j]=new Array(n.getLength()-1);for(var m=0;m<h[j].length;m++){var q=m+p.getLength()-h[j].length;h[j][m]=q>=0?p.get(q):0}}for(var r=0,m=0;m<b.length;m++)r+=b[m].totalCount;for(var s=new Array(r),t=0,m=0;d>m;m++)for(var j=0;j<b.length;j++)m<g[j].length&&(s[t++]=g[j][m]);for(var m=0;e>m;m++)for(var j=0;j<b.length;j++)m<h[j].length&&(s[t++]=h[j][m]);return s};for(var c={MODE_NUMBER:1,MODE_ALPHA_NUM:2,MODE_8BIT_BYTE:4,MODE_KANJI:8},d={L:1,M:0,Q:3,H:2},e={PATTERN000:0,PATTERN001:1,PATTERN010:2,PATTERN011:3,PATTERN100:4,PATTERN101:5,PATTERN110:6,PATTERN111:7},f={PATTERN_POSITION_TABLE:[[],[6,18],[6,22],[6,26],[6,30],[6,34],[6,22,38],[6,24,42],[6,26,46],[6,28,50],[6,30,54],[6,32,58],[6,34,62],[6,26,46,66],[6,26,48,70],[6,26,50,74],[6,30,54,78],[6,30,56,82],[6,30,58,86],[6,34,62,90],[6,28,50,72,94],[6,26,50,74,98],[6,30,54,78,102],[6,28,54,80,106],[6,32,58,84,110],[6,30,58,86,114],[6,34,62,90,118],[6,26,50,74,98,122],[6,30,54,78,102,126],[6,26,52,78,104,130],[6,30,56,82,108,134],[6,34,60,86,112,138],[6,30,58,86,114,142],[6,34,62,90,118,146],[6,30,54,78,102,126,150],[6,24,50,76,102,128,154],[6,28,54,80,106,132,158],[6,32,58,84,110,136,162],[6,26,54,82,110,138,166],[6,30,58,86,114,142,170]],G15:1335,G18:7973,G15_MASK:21522,getBCHTypeInfo:function(a){for(var b=a<<10;f.getBCHDigit(b)-f.getBCHDigit(f.G15)>=0;)b^=f.G15<<f.getBCHDigit(b)-f.getBCHDigit(f.G15);return(a<<10|b)^f.G15_MASK},getBCHTypeNumber:function(a){for(var b=a<<12;f.getBCHDigit(b)-f.getBCHDigit(f.G18)>=0;)b^=f.G18<<f.getBCHDigit(b)-f.getBCHDigit(f.G18);return a<<12|b},getBCHDigit:function(a){for(var b=0;0!=a;)b++,a>>>=1;return b},getPatternPosition:function(a){return f.PATTERN_POSITION_TABLE[a-1]},getMask:function(a,b,c){switch(a){case e.PATTERN000:return 0==(b+c)%2;case e.PATTERN001:return 0==b%2;case e.PATTERN010:return 0==c%3;case e.PATTERN011:return 0==(b+c)%3;case e.PATTERN100:return 0==(Math.floor(b/2)+Math.floor(c/3))%2;case e.PATTERN101:return 0==b*c%2+b*c%3;case e.PATTERN110:return 0==(b*c%2+b*c%3)%2;case e.PATTERN111:return 0==(b*c%3+(b+c)%2)%2;default:throw new Error("bad maskPattern:"+a)}},getErrorCorrectPolynomial:function(a){for(var b=new i([1],0),c=0;a>c;c++)b=b.multiply(new i([1,g.gexp(c)],0));return b},getLengthInBits:function(a,b){if(b>=1&&10>b)switch(a){case c.MODE_NUMBER:return 10;case c.MODE_ALPHA_NUM:return 9;case c.MODE_8BIT_BYTE:return 8;case c.MODE_KANJI:return 8;default:throw new Error("mode:"+a)}else if(27>b)switch(a){case c.MODE_NUMBER:return 12;case c.MODE_ALPHA_NUM:return 11;case c.MODE_8BIT_BYTE:return 16;case c.MODE_KANJI:return 10;default:throw new Error("mode:"+a)}else{if(!(41>b))throw new Error("type:"+b);switch(a){case c.MODE_NUMBER:return 14;case c.MODE_ALPHA_NUM:return 13;case c.MODE_8BIT_BYTE:return 16;case c.MODE_KANJI:return 12;default:throw new Error("mode:"+a)}}},getLostPoint:function(a){for(var b=a.getModuleCount(),c=0,d=0;b>d;d++)for(var e=0;b>e;e++){for(var f=0,g=a.isDark(d,e),h=-1;1>=h;h++)if(!(0>d+h||d+h>=b))for(var i=-1;1>=i;i++)0>e+i||e+i>=b||(0!=h||0!=i)&&g==a.isDark(d+h,e+i)&&f++;f>5&&(c+=3+f-5)}for(var d=0;b-1>d;d++)for(var e=0;b-1>e;e++){var j=0;a.isDark(d,e)&&j++,a.isDark(d+1,e)&&j++,a.isDark(d,e+1)&&j++,a.isDark(d+1,e+1)&&j++,(0==j||4==j)&&(c+=3)}for(var d=0;b>d;d++)for(var e=0;b-6>e;e++)a.isDark(d,e)&&!a.isDark(d,e+1)&&a.isDark(d,e+2)&&a.isDark(d,e+3)&&a.isDark(d,e+4)&&!a.isDark(d,e+5)&&a.isDark(d,e+6)&&(c+=40);for(var e=0;b>e;e++)for(var d=0;b-6>d;d++)a.isDark(d,e)&&!a.isDark(d+1,e)&&a.isDark(d+2,e)&&a.isDark(d+3,e)&&a.isDark(d+4,e)&&!a.isDark(d+5,e)&&a.isDark(d+6,e)&&(c+=40);for(var k=0,e=0;b>e;e++)for(var d=0;b>d;d++)a.isDark(d,e)&&k++;var l=Math.abs(100*k/b/b-50)/5;return c+=10*l}},g={glog:function(a){if(1>a)throw new Error("glog("+a+")");return g.LOG_TABLE[a]},gexp:function(a){for(;0>a;)a+=255;for(;a>=256;)a-=255;return g.EXP_TABLE[a]},EXP_TABLE:new Array(256),LOG_TABLE:new Array(256)},h=0;8>h;h++)g.EXP_TABLE[h]=1<<h;for(var h=8;256>h;h++)g.EXP_TABLE[h]=g.EXP_TABLE[h-4]^g.EXP_TABLE[h-5]^g.EXP_TABLE[h-6]^g.EXP_TABLE[h-8];for(var h=0;255>h;h++)g.LOG_TABLE[g.EXP_TABLE[h]]=h;i.prototype={get:function(a){return this.num[a]},getLength:function(){return this.num.length},multiply:function(a){for(var b=new Array(this.getLength()+a.getLength()-1),c=0;c<this.getLength();c++)for(var d=0;d<a.getLength();d++)b[c+d]^=g.gexp(g.glog(this.get(c))+g.glog(a.get(d)));return new i(b,0)},mod:function(a){if(this.getLength()-a.getLength()<0)return this;for(var b=g.glog(this.get(0))-g.glog(a.get(0)),c=new Array(this.getLength()),d=0;d<this.getLength();d++)c[d]=this.get(d);for(var d=0;d<a.getLength();d++)c[d]^=g.gexp(g.glog(a.get(d))+b);return new i(c,0).mod(a)}},j.RS_BLOCK_TABLE=[[1,26,19],[1,26,16],[1,26,13],[1,26,9],[1,44,34],[1,44,28],[1,44,22],[1,44,16],[1,70,55],[1,70,44],[2,35,17],[2,35,13],[1,100,80],[2,50,32],[2,50,24],[4,25,9],[1,134,108],[2,67,43],[2,33,15,2,34,16],[2,33,11,2,34,12],[2,86,68],[4,43,27],[4,43,19],[4,43,15],[2,98,78],[4,49,31],[2,32,14,4,33,15],[4,39,13,1,40,14],[2,121,97],[2,60,38,2,61,39],[4,40,18,2,41,19],[4,40,14,2,41,15],[2,146,116],[3,58,36,2,59,37],[4,36,16,4,37,17],[4,36,12,4,37,13],[2,86,68,2,87,69],[4,69,43,1,70,44],[6,43,19,2,44,20],[6,43,15,2,44,16],[4,101,81],[1,80,50,4,81,51],[4,50,22,4,51,23],[3,36,12,8,37,13],[2,116,92,2,117,93],[6,58,36,2,59,37],[4,46,20,6,47,21],[7,42,14,4,43,15],[4,133,107],[8,59,37,1,60,38],[8,44,20,4,45,21],[12,33,11,4,34,12],[3,145,115,1,146,116],[4,64,40,5,65,41],[11,36,16,5,37,17],[11,36,12,5,37,13],[5,109,87,1,110,88],[5,65,41,5,66,42],[5,54,24,7,55,25],[11,36,12],[5,122,98,1,123,99],[7,73,45,3,74,46],[15,43,19,2,44,20],[3,45,15,13,46,16],[1,135,107,5,136,108],[10,74,46,1,75,47],[1,50,22,15,51,23],[2,42,14,17,43,15],[5,150,120,1,151,121],[9,69,43,4,70,44],[17,50,22,1,51,23],[2,42,14,19,43,15],[3,141,113,4,142,114],[3,70,44,11,71,45],[17,47,21,4,48,22],[9,39,13,16,40,14],[3,135,107,5,136,108],[3,67,41,13,68,42],[15,54,24,5,55,25],[15,43,15,10,44,16],[4,144,116,4,145,117],[17,68,42],[17,50,22,6,51,23],[19,46,16,6,47,17],[2,139,111,7,140,112],[17,74,46],[7,54,24,16,55,25],[34,37,13],[4,151,121,5,152,122],[4,75,47,14,76,48],[11,54,24,14,55,25],[16,45,15,14,46,16],[6,147,117,4,148,118],[6,73,45,14,74,46],[11,54,24,16,55,25],[30,46,16,2,47,17],[8,132,106,4,133,107],[8,75,47,13,76,48],[7,54,24,22,55,25],[22,45,15,13,46,16],[10,142,114,2,143,115],[19,74,46,4,75,47],[28,50,22,6,51,23],[33,46,16,4,47,17],[8,152,122,4,153,123],[22,73,45,3,74,46],[8,53,23,26,54,24],[12,45,15,28,46,16],[3,147,117,10,148,118],[3,73,45,23,74,46],[4,54,24,31,55,25],[11,45,15,31,46,16],[7,146,116,7,147,117],[21,73,45,7,74,46],[1,53,23,37,54,24],[19,45,15,26,46,16],[5,145,115,10,146,116],[19,75,47,10,76,48],[15,54,24,25,55,25],[23,45,15,25,46,16],[13,145,115,3,146,116],[2,74,46,29,75,47],[42,54,24,1,55,25],[23,45,15,28,46,16],[17,145,115],[10,74,46,23,75,47],[10,54,24,35,55,25],[19,45,15,35,46,16],[17,145,115,1,146,116],[14,74,46,21,75,47],[29,54,24,19,55,25],[11,45,15,46,46,16],[13,145,115,6,146,116],[14,74,46,23,75,47],[44,54,24,7,55,25],[59,46,16,1,47,17],[12,151,121,7,152,122],[12,75,47,26,76,48],[39,54,24,14,55,25],[22,45,15,41,46,16],[6,151,121,14,152,122],[6,75,47,34,76,48],[46,54,24,10,55,25],[2,45,15,64,46,16],[17,152,122,4,153,123],[29,74,46,14,75,47],[49,54,24,10,55,25],[24,45,15,46,46,16],[4,152,122,18,153,123],[13,74,46,32,75,47],[48,54,24,14,55,25],[42,45,15,32,46,16],[20,147,117,4,148,118],[40,75,47,7,76,48],[43,54,24,22,55,25],[10,45,15,67,46,16],[19,148,118,6,149,119],[18,75,47,31,76,48],[34,54,24,34,55,25],[20,45,15,61,46,16]],j.getRSBlocks=function(a,b){var c=j.getRsBlockTable(a,b);if(void 0==c)throw new Error("bad rs block @ typeNumber:"+a+"/errorCorrectLevel:"+b);for(var d=c.length/3,e=[],f=0;d>f;f++)for(var g=c[3*f+0],h=c[3*f+1],i=c[3*f+2],k=0;g>k;k++)e.push(new j(h,i));return e},j.getRsBlockTable=function(a,b){switch(b){case d.L:return j.RS_BLOCK_TABLE[4*(a-1)+0];case d.M:return j.RS_BLOCK_TABLE[4*(a-1)+1];case d.Q:return j.RS_BLOCK_TABLE[4*(a-1)+2];case d.H:return j.RS_BLOCK_TABLE[4*(a-1)+3];default:return void 0}},k.prototype={get:function(a){var b=Math.floor(a/8);return 1==(1&this.buffer[b]>>>7-a%8)},put:function(a,b){for(var c=0;b>c;c++)this.putBit(1==(1&a>>>b-c-1))},getLengthInBits:function(){return this.length},putBit:function(a){var b=Math.floor(this.length/8);this.buffer.length<=b&&this.buffer.push(0),a&&(this.buffer[b]|=128>>>this.length%8),this.length++}};var l=[[17,14,11,7],[32,26,20,14],[53,42,32,24],[78,62,46,34],[106,84,60,44],[134,106,74,58],[154,122,86,64],[192,152,108,84],[230,180,130,98],[271,213,151,119],[321,251,177,137],[367,287,203,155],[425,331,241,177],[458,362,258,194],[520,412,292,220],[586,450,322,250],[644,504,364,280],[718,560,394,310],[792,624,442,338],[858,666,482,382],[929,711,509,403],[1003,779,565,439],[1091,857,611,461],[1171,911,661,511],[1273,997,715,535],[1367,1059,751,593],[1465,1125,805,625],[1528,1190,868,658],[1628,1264,908,698],[1732,1370,982,742],[1840,1452,1030,790],[1952,1538,1112,842],[2068,1628,1168,898],[2188,1722,1228,958],[2303,1809,1283,983],[2431,1911,1351,1051],[2563,1989,1423,1093],[2699,2099,1499,1139],[2809,2213,1579,1219],[2953,2331,1663,1273]],o=function(){var a=function(a,b){this._el=a,this._htOption=b};return a.prototype.draw=function(a){function g(a,b){var c=document.createElementNS("http://www.w3.org/2000/svg",a);for(var d in b)b.hasOwnProperty(d)&&c.setAttribute(d,b[d]);return c}var b=this._htOption,c=this._el,d=a.getModuleCount();Math.floor(b.width/d),Math.floor(b.height/d),this.clear();var h=g("svg",{viewBox:"0 0 "+String(d)+" "+String(d),width:"100%",height:"100%",fill:b.colorLight});h.setAttributeNS("http://www.w3.org/2000/xmlns/","xmlns:xlink","http://www.w3.org/1999/xlink"),c.appendChild(h),h.appendChild(g("rect",{fill:b.colorDark,width:"1",height:"1",id:"template"}));for(var i=0;d>i;i++)for(var j=0;d>j;j++)if(a.isDark(i,j)){var k=g("use",{x:String(i),y:String(j)});k.setAttributeNS("http://www.w3.org/1999/xlink","href","#template"),h.appendChild(k)}},a.prototype.clear=function(){for(;this._el.hasChildNodes();)this._el.removeChild(this._el.lastChild)},a}(),p="svg"===document.documentElement.tagName.toLowerCase(),q=p?o:m()?function(){function a(){this._elImage.src=this._elCanvas.toDataURL("image/png"),this._elImage.style.display="block",this._elCanvas.style.display="none"}function d(a,b){var c=this;if(c._fFail=b,c._fSuccess=a,null===c._bSupportDataURI){var d=document.createElement("img"),e=function(){c._bSupportDataURI=!1,c._fFail&&_fFail.call(c)},f=function(){c._bSupportDataURI=!0,c._fSuccess&&c._fSuccess.call(c)};return d.onabort=e,d.onerror=e,d.onload=f,d.src="data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==",void 0}c._bSupportDataURI===!0&&c._fSuccess?c._fSuccess.call(c):c._bSupportDataURI===!1&&c._fFail&&c._fFail.call(c)}if(this._android&&this._android<=2.1){var b=1/window.devicePixelRatio,c=CanvasRenderingContext2D.prototype.drawImage;CanvasRenderingContext2D.prototype.drawImage=function(a,d,e,f,g,h,i,j){if("nodeName"in a&&/img/i.test(a.nodeName))for(var l=arguments.length-1;l>=1;l--)arguments[l]=arguments[l]*b;else"undefined"==typeof j&&(arguments[1]*=b,arguments[2]*=b,arguments[3]*=b,arguments[4]*=b);c.apply(this,arguments)}}var e=function(a,b){this._bIsPainted=!1,this._android=n(),this._htOption=b,this._elCanvas=document.createElement("canvas"),this._elCanvas.width=b.width,this._elCanvas.height=b.height,a.appendChild(this._elCanvas),this._el=a,this._oContext=this._elCanvas.getContext("2d"),this._bIsPainted=!1,this._elImage=document.createElement("img"),this._elImage.style.display="none",this._el.appendChild(this._elImage),this._bSupportDataURI=null};return e.prototype.draw=function(a){var b=this._elImage,c=this._oContext,d=this._htOption,e=a.getModuleCount(),f=d.width/e,g=d.height/e,h=Math.round(f),i=Math.round(g);b.style.display="none",this.clear();for(var j=0;e>j;j++)for(var k=0;e>k;k++){var l=a.isDark(j,k),m=k*f,n=j*g;c.strokeStyle=l?d.colorDark:d.colorLight,c.lineWidth=1,c.fillStyle=l?d.colorDark:d.colorLight,c.fillRect(m,n,f,g),c.strokeRect(Math.floor(m)+.5,Math.floor(n)+.5,h,i),c.strokeRect(Math.ceil(m)-.5,Math.ceil(n)-.5,h,i)}this._bIsPainted=!0},e.prototype.makeImage=function(){this._bIsPainted&&d.call(this,a)},e.prototype.isPainted=function(){return this._bIsPainted},e.prototype.clear=function(){this._oContext.clearRect(0,0,this._elCanvas.width,this._elCanvas.height),this._bIsPainted=!1},e.prototype.round=function(a){return a?Math.floor(1e3*a)/1e3:a},e}():function(){var a=function(a,b){this._el=a,this._htOption=b};return a.prototype.draw=function(a){for(var b=this._htOption,c=this._el,d=a.getModuleCount(),e=Math.floor(b.width/d),f=Math.floor(b.height/d),g=['<table style="border:0;border-collapse:collapse;">'],h=0;d>h;h++){g.push("<tr>");for(var i=0;d>i;i++)g.push('<td style="border:0;border-collapse:collapse;padding:0;margin:0;width:'+e+"px;height:"+f+"px;background-color:"+(a.isDark(h,i)?b.colorDark:b.colorLight)+';"></td>');g.push("</tr>")}g.push("</table>"),c.innerHTML=g.join("");var j=c.childNodes[0],k=(b.width-j.offsetWidth)/2,l=(b.height-j.offsetHeight)/2;k>0&&l>0&&(j.style.margin=l+"px "+k+"px")},a.prototype.clear=function(){this._el.innerHTML=""},a}();QRCode=function(a,b){if(this._htOption={width:256,height:256,typeNumber:4,colorDark:"#000000",colorLight:"#ffffff",correctLevel:d.H},"string"==typeof b&&(b={text:b}),b)for(var c in b)this._htOption[c]=b[c];"string"==typeof a&&(a=document.getElementById(a)),this._android=n(),this._el=a,this._oQRCode=null,this._oDrawing=new q(this._el,this._htOption),this._htOption.text&&this.makeCode(this._htOption.text)},QRCode.prototype.makeCode=function(a){this._oQRCode=new b(r(a,this._htOption.correctLevel),this._htOption.correctLevel),this._oQRCode.addData(a),this._oQRCode.make(),this._el.title=a,this._oDrawing.draw(this._oQRCode),this.makeImage()},QRCode.prototype.makeImage=function(){"function"==typeof this._oDrawing.makeImage&&(!this._android||this._android>=3)&&this._oDrawing.makeImage()},QRCode.prototype.clear=function(){this._oDrawing.clear()},QRCode.CorrectLevel=d}();

Web Design With Drag And Drop

Transparent Background With text

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
    .container {
  position: relative;
  max-width: 800px; /* Maximum width */
  margin: 0 auto; /* Center it */
}

.container .content {
  position: absolute; /* Position the background text */
  bottom: 0; /* At the bottom. Use top:0 to append it to the top */
  background: rgb(0, 0, 0); /* Fallback color */
  background: rgba(0, 0, 0, 0.5); /* Black background with 0.5 opacity */
  color: #f1f1f1; /* Grey text */
  width: 100%; /* Full width */
  padding: 20px; /* Some padding */
}
    </style>
</head>

<body>
    <div class="container">
        <img src="background.jpg" alt="Notebook" style="width:100%;">
        <div class="content" style="color: #0B7FA3;  box-shadow: 0 0 0 0.2rem rgba(25, 165, 207, 0.356);">
          <h1>Heading</h1>
          <p>Lorem ipsum..</p>
        </div>
      </div>
</body>
</html>

Datatable Jquery Tutorial

ডাটাটেবিল হলো একটি জেকোয়েরি প্লাগিন যা html টেবিলে এক্সট্রা ফিচার যোগ করে যেমনঃ সার্চ,সর্ট,পেজিনেশন ইত্যাদি
প্রথমে একটি html টেবিল নিয়ে তাতে একটি id এসাইন করে জেকোয়েরি cdn ও ডাটাটেবিল সিডন যোগ করে টেবিল কে ডাটাটেবিল ফাংশন এপলাই করলে html টেবিল সুন্দর ডাটাটেবিল এ পরিণত হয়। এরসাথে বুটস্ট্র্যাপ বা mdbbootstrap উসে করলে সুন্দর ইন্টারফেস পাওয়া যাই। এটা ডিফল্ট ভাবে ১০ তা row ডিসপ্লে করে পরবর্তী row পেজিনেশন আকারে শো করে। যদি “pageLength”: 3 ব্যবহার করি তবে তিনটা করে row শো করবে।

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">

</head>
<body>
    <div class="container">
    <div class="col-md-12">
    <table class="table" id="table1">
        <thead>
            <tr>
                <th>Name</th>
                <th>Age</th>
                <th>Sex</th>
                <th>Occupation</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>Ram</td>
                <td>21</td>
                <td>Male</td>
                <td>Doctor</td>
            </tr>
            <tr>
                <td>Mohan</td>
                <td>32</td>
                <td>Male</td>
                <td>Teacher</td>
            </tr>
            <tr>
                <td>Rani</td>
                <td>42</td>
                <td>Female</td>
                <td>Nurse</td>
            </tr>
            <tr>
                <td>Johan</td>
                <td>23</td>
                <td>Female</td>
                <td>Software Engineer</td>
            </tr>
            <tr>
                <td>Shajia</td>
                <td>39</td>
                <td>Female</td>
                <td>Farmer</td>
            </tr>
            <tr>
                <td>Jack</td>
                <td>19</td>
                <td>Male</td>
                <td>Student</td>
            </tr>
            <tr>
                <td>Hina</td>
                <td>30</td>
                <td>Female</td>
                <td>Artist</td>
            </tr>
            <tr>
                <td>Gauhar</td>
                <td>36</td>
                <td>Female</td>
                <td>Artist</td>
            </tr>
            <tr>
                <td>Jacky</td>
                <td>55</td>
                <td>Female</td>
                <td>Bank Manager</td>
            </tr>
            <tr>
                <td>Pintu</td>
                <td>36</td>
                <td>Male</td>
                <td>Clerk</td>
            </tr>
            <tr>
                <td>Sumit</td>
                <td>33</td>
                <td>Male</td>
                <td>Footballer</td>
            </tr>
            <tr>
                <td>Radhu</td>
                <td>40</td>
                <td>Female</td>
                <td>Coder</td>
            </tr>
            <tr>
                <td>Mamta</td>
                <td>49</td>
                <td>Female</td>
                <td>Student</td>
            </tr>
            <tr>
                <td>Priya</td>
                <td>36</td>
                <td>Female</td>
                <td>Worker</td>
            </tr>
            <tr>
                <td>Johnny</td>
                <td>41</td>
                <td>Male</td>
                <td>Forest Officer</td>
            </tr>
        </tbody>
    </table>
</div>
</div>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
<script type="text/javascript" src="https://cdn.datatables.net/1.10.16/js/jquery.dataTables.min.js"></script>
 
<script>
    $(document).ready(function () {
        $('#table1').DataTable({  
            
              "pageLength": 3
});
    });
</script>
</body>
</html>

ডাটাটেবিলে জাভাস্ক্রিপ্ট এরে হতে ডাটা শো করানো যাই

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">

</head>
<body>
    <div class="container">
    <div class="col-md-12">
        <table class="table" id="table3">
            <thead>
                <tr>
                    <th>Name</th>
                    <th>Age</th>
                    <th>Sex</th>
                    <th>Occupation</th>
                </tr>
            </thead>
        </table>
</div>
</div>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
    
<script type="text/javascript" src="https://cdn.datatables.net/1.10.16/js/jquery.dataTables.min.js"></script>
 
<script>
var json = [
            {
                "name": "Ram",
                "age": "21",
                "sex": "Male",
                "occupation": "Doctor"
            },
            {
                "name": "Mohan",
                "age": "32",
                "sex": "Male",
                "occupation": "Teacher"
            },
            {
                "name": "Rani",
                "age": "42",
                "sex": "Female",
                "occupation": "Nurse"
            },
            {
                "name": "Johan",
                "age": "23",
                "sex": "Female",
                "occupation": "Software Engineer"
            },
            {
                "name": "Shajia",
                "age": "39",
                "sex": "Female",
                "occupation": "Farmer"
            }
];
</script>
<script>
$('#table3').DataTable({
    data: json,
    columns: [
        { data: 'name' },
        { data: 'age' },
        { data: 'sex' },
        { data: 'occupation' }
    ],
    "pageLength": 3
});
</script>
</body>
</html>

ডাটাটেবিলে জেসন এরে হতে ডাটা শো করানো যাই ajax method ব্যবহার করে যেকোনো ডাটা সোর্স হতে ডাটা ফেচ করে জেসন ফরম্যাটে এনে তা শো করানো যায়

মনে কর তোমার জেসন ডাটা হলো

{
  "roomsData": [
    {
      "id": 1,
      "room": "Basic",
      "price": "$49"
    },
    {
      "id": 2,
      "room": "Common",
      "price": "$59"
    },
    {
      "id": 3,
      "room": "Luxury",
      "price": "$99"
    },
    {
      "id": 4,
      "room": "Deluxe",
      "price": "$89"
    },
    {
      "id": 5,
      "room": "Super",
      "price": "$199"
    }
  ]
}
<table id="table4">
    <thead>
        <tr>
            <th>Id</th>
            <th>Room</th>
            <th>Price</th>
        </tr>
    </thead>
</table>
 
$('#table4').DataTable({
    ajax: {
        url: 'data.php',
        dataSrc: "roomsData"
    },
    columns: [
        { data: 'id' },
        { data: 'room' },
        { data: 'price' }
    ],
    "pageLength": 3
});

For Coustomizing Data Table Follow This Link

Html Css Ready Made Code Collection

Menu : https://freefrontend.com/css-menu/

Scrolling Menu: https://freefrontend.com/jquery-scrolling-menus/

Context Menu : https://freefrontend.com/jquery-context-menus/

Sidebar Menu : https://freefrontend.com/css-sidebar-menus/

ProgressBar : https://freefrontend.com/jquery-progress-bars/


php jquery ajax example

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <link rel="stylesheet" href="w3.css">
    <title>Document</title>
</head>
<body>
<table class="w3-table-all">
<thead>
<tr>
<th>Id</th>
<th>Name</th>
<th>Email</th>
</tr>
</thead>
<tbody>
<tr>
<td id="id"></td>
<td id="name"></td>
<td id="email"></td>

</tr>
</tbody>
</table>

<button type="submit" class ="w3-button w3-blue" name="submit" id="getdata">Get Info </button>

    <script src="jquery.js"></script>
    <script>
    $(document).ready(function () {
        $("#getdata").click(function (){
$.ajax({

    url:"process.php",
    type: "POST",
    data:{"olee":"olee"},
    success:function (data){
        var obj = JSON.parse(data);
$("#id").text(obj.id);
$("#name").text(obj.name);
$("#email").text(obj.email);
    }
});
            });
        });
    
    </script>
</body>
</html>
<?php

$student = array("id" => 1,"name" => "olee ahmmed","email" => "olee@gmail.com");
echo json_encode($student);
?>

multiple array

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <link rel="stylesheet" href="w3.css">
    <title>Document</title>
</head>
<body>
<table class="w3-table-all">
<thead>
<tr>
<th>Id</th>
<th>Name</th>
<th>Email</th>
</tr>
</thead>
<tbody>
<tr>
<td id="id"></td>
<td id="name"></td>
<td id="email"></td>

</tr>
</tbody>
</table>

<button type="submit" class ="w3-button w3-blue" name="submit" id="getdata">Get Info </button>

    <script src="jquery.js"></script>
    <script>
    $(document).ready(function () {
        $("#getdata").click(function (){
$.ajax({

    url:"process.php",
    type: "POST",
    data:{"olee":"olee"},
    success:function (data){
        
        var obj = JSON.parse(data);
        alert(obj[0].name);

    }
});
            });
        });
    
    </script>
</body>
</html>

process.php

<?php

$student = array(array("name" => array("gsm","olee"),"email" => "olee@gmail.com"));
echo json_encode($student);
?>

Php Form Validation

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
<!-- 
# action defines where the form contents are sent when the form is submitted
# htmlspecialchars() is used here to convert specific HTML characters to their HTML entity names .e.g. > will be converted to >
# $_SERVER is an array with entries filled in at PHP run time; the PHP_SELF key contains the filename of the PHP script that is being executed 
# method determines how the form’s contents is submited
# POST means that the form’s content is sent as part of the HTTP request’s body 
# trim() function use to remove white space from a single variable start and end point 
# php filter to use validate and sanitize data . Validating data = Determine if the data is in proper form.Sanitizing data = Remove any illegal character from the data.

-->
<?php 
$name;
$email;
$amount;
$nameerr="";
$emailerr="";
$amounterr="";
               // check submit button is clicked
  if ($_SERVER['REQUEST_METHOD'] == "POST" && isset($_POST['submit'])) {
    $name = trim($_POST['name']);
    $email = trim($_POST['email']);
    $amount= trim($_POST["amount"]);
  
                // if fill input field
     if (!empty($name) && !empty($email)) {
         // validate String 
         if (!filter_var($name,FILTER_SANITIZE_STRING)) {
             $nameerr = " Your Text Is Not Valid  ";
         }
         // Validate Email
        if (!filter_var($email,FILTER_VALIDATE_EMAIL)) {
            $emailerr = " Please Provide A Valid Email Address ";
        }

        if (!is_numeric($amount)) {
            $amounterr =" Please Give Valid Number ";
        }


     }
  if (empty($name)) {
      $nameerr = "Name Is Required";
  }

  if (empty($email)) {
      $emailerr = " Please Fill Email Field ";
  }

  if (empty($amount)) {
    $amounterr = " Please Fill Amount Field ";
} 
  }
  ?>
    <form action="<?php echo htmlspecialchars ($_SERVER['PHP_SELF']);?>" method="post">
        <label for="name"> Name </label> <input type="text" name="name" id="name">         <?php echo $nameerr;?> 
<br> 
        <label for="email"> Email </label> <input type="text" name="email" id="email">  <?php echo $emailerr;?>  <br>
      
        <label for="amount"> Amount </label> <input type="text" name="amount" id="amount">  <?php echo $amounterr;?>  <br>


        <button type="submit" name ="submit">Submit</button>
    </form>
 
</body>
</html>

Javascript Print Example

Print Specific Div

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
<link rel="stylesheet" href="w3.css">
<link rel="stylesheet" href="print.css">
 <style>
 </style>
</head>
<body id="printarea">

Lorem ipsum dolor sit amet consectetur adipisicing elit. Reprehenderit, voluptas aut fugiat at excepturi ratione architecto possimus consequuntur consequatur facere qui odit autem nisi non cumque nemo aperiam doloribus nihil.
  <div id="printarea">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Sunt, vel. Dolorem libero in est quisquam, nesciunt repellat omnis praesentium similique veritatis neque temporibus esse eius adipisci repellendus quia laudantium cum.</div>
 <p>HOME  SNIPPETS  ADDON  WINDOW PRINT METHOD
    Window Print Method
    By JavaScriptSource Staff on Feb 23, 2006
    Add a button to allow your visitors to print your Web page. Compact and simple, yet highly requested.
    
    The JavaScript Source: Snippets : Window Print Method
    Simply click inside the window below, use your cursor to highlight the script, and copy [Control]+C the script into a new file in your text editor (such as Note Pad) and save [Control+S]. The script is yours!!! 
    </p>
  <button onclick=" printElem('a')">Print</button>
 <script>
 function printElem(divId) {
    var content = document.getElementById(divId).innerHTML;
    var mywindow = window.open('', 'Print', 'height=600,width=800');

    mywindow.document.write('<html><head><title>Print</title>');
    mywindow.document.write('</head><body >');
    mywindow.document.write(content);
    mywindow.document.write('</body></html>');

    mywindow.document.close();
    mywindow.focus()
    mywindow.print();
    mywindow.close();
    return true;
}
 </script>
     
   
</body>
</html>