Ext.getCmp vs Ext.fly

JavaScript performance comparison

Revision 3 of this test case created

Preparation code

<script type="text/javascript">
/*
 * Ext JS Library 3.2.2
 * Copyright(c) 2006-2010 Ext JS, Inc.
 * licensing@extjs.com
 * http://www.extjs.com/license
 */

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12029:case 12030:case 12031:case 12152:case 13030:s=e(v.tId,w.argument,(r?r:false),q);if(w.failure){if(!w.scope){w.failure(s)}else{w.failure.apply(w.scope,[s])}}break;default:s=o(v,w.argument);if(w.failure){if(!w.scope){w.failure(s)}else{w.failure.apply(w.scope,[s])}}}}n(v);s=null}function m(s,v){v=v||{};var q=s.conn,u=s.tId,r=k.poll,t=v.timeout||null;if(t){k.conn[u]=q;k.timeout[u]=setTimeout(function(){k.abort(s,v,true)},t)}r[u]=setInterval(function(){if(q&&q.readyState==4){clearInterval(r[u]);r[u]=null;if(t){clearTimeout(k.timeout[u]);k.timeout[u]=null}f(s,v)}},k.pollInterval)}function i(u,r,t,q){var s=l()||null;if(s){s.conn.open(u,r,true);if(k.useDefaultXhrHeader){j("X-Requested-With",k.defaultXhrHeader)}if(q&&k.useDefaultHeader&&(!k.headers||!k.headers[d])){j(d,k.defaultPostHeader)}if(k.defaultHeaders||k.headers){h(s)}m(s,t);s.conn.send(q||null)}return s}function l(){var r;try{if(r=p(k.transactionId)){k.transactionId++}}catch(q){}finally{return r}}function p(t){var q;try{q=new 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w.substr(0,w.length-1)},useDefaultHeader:true,defaultPostHeader:"application/x-www-form-urlencoded; charset=UTF-8",useDefaultXhrHeader:true,defaultXhrHeader:"XMLHttpRequest",poll:{},timeout:{},conn:{},pollInterval:50,transactionId:0,abort:function(t,v,q){var s=this,u=t.tId,r=false;if(s.isCallInProgress(t)){t.conn.abort();clearInterval(s.poll[u]);s.poll[u]=null;clearTimeout(k.timeout[u]);s.timeout[u]=null;f(t,v,(r=true),q)}return r},isCallInProgress:function(q){return q.conn&&!{0:true,4:true}[q.conn.readyState]}};return k}();Ext.lib.Region=function(f,h,d,e){var g=this;g.top=f;g[1]=f;g.right=h;g.bottom=d;g.left=e;g[0]=e};Ext.lib.Region.prototype={contains:function(e){var d=this;return(e.left>=d.left&&e.right<=d.right&&e.top>=d.top&&e.bottom<=d.bottom)},getArea:function(){var d=this;return((d.bottom-d.top)*(d.right-d.left))},intersect:function(i){var h=this,f=Math.max(h.top,i.top),g=Math.min(h.right,i.right),d=Math.min(h.bottom,i.bottom),e=Math.max(h.left,i.left);if(d>=f&&g>=e){return new Ext.lib.Region(f,g,d,e)}},union:function(i){var h=this,f=Math.min(h.top,i.top),g=Math.max(h.right,i.right),d=Math.max(h.bottom,i.bottom),e=Math.min(h.left,i.left);return new Ext.lib.Region(f,g,d,e)},constrainTo:function(e){var d=this;d.top=d.top.constrain(e.top,e.bottom);d.bottom=d.bottom.constrain(e.top,e.bottom);d.left=d.left.constrain(e.left,e.right);d.right=d.right.constrain(e.left,e.right);return d},adjust:function(f,e,d,h){var g=this;g.top+=f;g.left+=e;g.right+=h;g.bottom+=d;return g}};Ext.lib.Region.getRegion=function(g){var i=Ext.lib.Dom.getXY(g),f=i[1],h=i[0]+g.offsetWidth,d=i[1]+g.offsetHeight,e=i[0];return new Ext.lib.Region(f,h,d,e)};Ext.lib.Point=function(d,f){if(Ext.isArray(d)){f=d[1];d=d[0]}var e=this;e.x=e.right=e.left=e[0]=d;e.y=e.top=e.bottom=e[1]=f};Ext.lib.Point.prototype=new Ext.lib.Region();(function(){var g=Ext.lib,i=/width|height|opacity|padding/i,f=/^((width|height)|(top|left))$/,d=/width|height|top$|bottom$|left$|right$/i,h=/\d+(em|%|en|ex|pt|in|cm|mm|pc)$/i,j=function(k){return typeof k!=="undefined"},e=function(){return new Date()};g.Anim={motion:function(n,l,o,p,k,m){return this.run(n,l,o,p,k,m,Ext.lib.Motion)},run:function(o,l,q,r,k,n,m){m=m||Ext.lib.AnimBase;if(typeof r=="string"){r=Ext.lib.Easing[r]}var p=new m(o,l,q,r);p.animateX(function(){if(Ext.isFunction(k)){k.call(n)}});return p}};g.AnimBase=function(l,k,m,n){if(l){this.init(l,k,m,n)}};g.AnimBase.prototype={doMethod:function(k,n,l){var m=this;return m.method(m.curFrame,n,l-n,m.totalFrames)},setAttr:function(k,m,l){if(i.test(k)&&m<0){m=0}Ext.fly(this.el,"_anim").setStyle(k,m+l)},getAttr:function(k){var m=Ext.fly(this.el),n=m.getStyle(k),l=f.exec(k)||[];if(n!=="auto"&&!h.test(n)){return parseFloat(n)}return(!!(l[2])||(m.getStyle("position")=="absolute"&&!!(l[3])))?m.dom["offset"+l[0].charAt(0).toUpperCase()+l[0].substr(1)]:0},getDefaultUnit:function(k){return d.test(k)?"px":""},animateX:function(n,k){var l=this,m=function(){l.onComplete.removeListener(m);if(Ext.isFunction(n)){n.call(k||l,l)}};l.onComplete.addListener(m,l);l.animate()},setRunAttr:function(p){var r=this,s=this.attributes[p],t=s.to,q=s.by,u=s.from,v=s.unit,l=(this.runAttrs[p]={}),m;if(!j(t)&&!j(q)){return false}var k=j(u)?u:r.getAttr(p);if(j(t)){m=t}else{if(j(q)){if(Ext.isArray(k)){m=[];for(var n=0,o=k.length;n<o;n++){m[n]=k[n]+q[n]}}else{m=k+q}}}Ext.apply(l,{start:k,end:m,unit:j(v)?v:r.getDefaultUnit(p)})},init:function(l,p,o,k){var r=this,n=0,s=g.AnimMgr;Ext.apply(r,{isAnimated:false,startTime:null,el:Ext.getDom(l),attributes:p||{},duration:o||1,method:k||g.Easing.easeNone,useSec:true,curFrame:0,totalFrames:s.fps,runAttrs:{},animate:function(){var u=this,v=u.duration;if(u.isAnimated){return false}u.curFrame=0;u.totalFrames=u.useSec?Math.ceil(s.fps*v):v;s.registerElement(u)},stop:function(u){var v=this;if(u){v.curFrame=v.totalFrames;v._onTween.fire()}s.stop(v)}});var t=function(){var v=this,u;v.onStart.fire();v.runAttrs={};for(u in this.attributes){this.setRunAttr(u)}v.isAnimated=true;v.startTime=e();n=0};var q=function(){var v=this;v.onTween.fire({duration:e()-v.startTime,curFrame:v.curFrame});var w=v.runAttrs;for(var u in w){this.setAttr(u,v.doMethod(u,w[u].start,w[u].end),w[u].unit)}++n};var m=function(){var u=this,w=(e()-u.startTime)/1000,v={duration:w,frames:n,fps:n/w};u.isAnimated=false;n=0;u.onComplete.fire(v)};r.onStart=new Ext.util.Event(r);r.onTween=new Ext.util.Event(r);r.onComplete=new Ext.util.Event(r);(r._onStart=new Ext.util.Event(r)).addListener(t);(r._onTween=new Ext.util.Event(r)).addListener(q);(r._onComplete=new Ext.util.Event(r)).addListener(m)}};Ext.lib.AnimMgr=new function(){var o=this,m=null,l=[],k=0;Ext.apply(o,{fps:1000,delay:1,registerElement:function(q){l.push(q);++k;q._onStart.fire();o.start()},unRegister:function(r,q){r._onComplete.fire();q=q||p(r);if(q!=-1){l.splice(q,1)}if(--k<=0){o.stop()}},start:function(){if(m===null){m=setInterval(o.run,o.delay)}},stop:function(s){if(!s){clearInterval(m);for(var r=0,q=l.length;r<q;++r){if(l[0].isAnimated){o.unRegister(l[0],0)}}l=[];m=null;k=0}else{o.unRegister(s)}},run:function(){var t,s,q,r;for(s=0,q=l.length;s<q;s++){r=l[s];if(r&&r.isAnimated){t=r.totalFrames;if(r.curFrame<t||t===null){++r.curFrame;if(r.useSec){n(r)}r._onTween.fire()}else{o.stop(r)}}}}});var p=function(s){var r,q;for(r=0,q=l.length;r<q;r++){if(l[r]===s){return r}}return -1};var n=function(r){var v=r.totalFrames,u=r.curFrame,t=r.duration,s=(u*t*1000/v),q=(e()-r.startTime),w=0;if(q<t*1000){w=Math.round((q/s-1)*u)}else{w=v-(u+1)}if(w>0&&isFinite(w)){if(r.curFrame+w>=v){w=v-(u+1)}r.curFrame+=w}}};g.Bezier=new function(){this.getPosition=function(p,o){var r=p.length,m=[],q=1-o,l,k;for(l=0;l<r;++l){m[l]=[p[l][0],p[l][1]]}for(k=1;k<r;++k){for(l=0;l<r-k;++l){m[l][0]=q*m[l][0]+o*m[parseInt(l+1,10)][0];m[l][1]=q*m[l][1]+o*m[parseInt(l+1,10)][1]}}return[m[0][0],m[0][1]]}};g.Easing={easeNone:function(l,k,n,m){return n*l/m+k},easeIn:function(l,k,n,m){return n*(l/=m)*l+k},easeOut:function(l,k,n,m){return -n*(l/=m)*(l-2)+k}};(function(){g.Motion=function(o,n,p,q){if(o){g.Motion.superclass.constructor.call(this,o,n,p,q)}};Ext.extend(g.Motion,Ext.lib.AnimBase);var m=g.Motion.superclass,l=/^points$/i;Ext.apply(g.Motion.prototype,{setAttr:function(n,r,q){var p=this,o=m.setAttr;if(l.test(n)){q=q||"px";o.call(p,"left",r[0],q);o.call(p,"top",r[1],q)}else{o.call(p,n,r,q)}},getAttr:function(n){var p=this,o=m.getAttr;return l.test(n)?[o.call(p,"left"),o.call(p,"top")]:o.call(p,n)},doMethod:function(n,q,o){var p=this;return l.test(n)?g.Bezier.getPosition(p.runAttrs[n],p.method(p.curFrame,0,100,p.totalFrames)/100):m.doMethod.call(p,n,q,o)},setRunAttr:function(u){if(l.test(u)){var w=this,p=this.el,z=this.attributes.points,s=z.control||[],x=z.from,y=z.to,v=z.by,A=g.Dom,o,r,q,t,n;if(s.length>0&&!Ext.isArray(s[0])){s=[s]}else{}Ext.fly(p,"_anim").position();A.setXY(p,j(x)?x:A.getXY(p));o=w.getAttr("points");if(j(y)){q=k.call(w,y,o);for(r=0,t=s.length;r<t;++r){s[r]=k.call(w,s[r],o)}}else{if(j(v)){q=[o[0]+v[0],o[1]+v[1]];for(r=0,t=s.length;r<t;++r){s[r]=[o[0]+s[r][0],o[1]+s[r][1]]}}}n=this.runAttrs[u]=[o];if(s.length>0){n=n.concat(s)}n[n.length]=q}else{m.setRunAttr.call(this,u)}}});var k=function(n,p){var o=g.Dom.getXY(this.el);return[n[0]-o[0]+p[0],n[1]-o[1]+p[1]]}})()})();(function(){var d=Math.abs,i=Math.PI,h=Math.asin,g=Math.pow,e=Math.sin,f=Ext.lib;Ext.apply(f.Easing,{easeBoth:function(k,j,m,l){return((k/=l/2)<1)?m/2*k*k+j:-m/2*((--k)*(k-2)-1)+j},easeInStrong:function(k,j,m,l){return m*(k/=l)*k*k*k+j},easeOutStrong:function(k,j,m,l){return -m*((k=k/l-1)*k*k*k-1)+j},easeBothStrong:function(k,j,m,l){return((k/=l/2)<1)?m/2*k*k*k*k+j:-m/2*((k-=2)*k*k*k-2)+j},elasticIn:function(l,j,q,o,k,n){if(l==0||(l/=o)==1){return l==0?j:j+q}n=n||(o*0.3);var m;if(k>=d(q)){m=n/(2*i)*h(q/k)}else{k=q;m=n/4}return -(k*g(2,10*(l-=1))*e((l*o-m)*(2*i)/n))+j},elasticOut:function(l,j,q,o,k,n){if(l==0||(l/=o)==1){return l==0?j:j+q}n=n||(o*0.3);var m;if(k>=d(q)){m=n/(2*i)*h(q/k)}else{k=q;m=n/4}return k*g(2,-10*l)*e((l*o-m)*(2*i)/n)+q+j},elasticBoth:function(l,j,q,o,k,n){if(l==0||(l/=o/2)==2){return l==0?j:j+q}n=n||(o*(0.3*1.5));var m;if(k>=d(q)){m=n/(2*i)*h(q/k)}else{k=q;m=n/4}return l<1?-0.5*(k*g(2,10*(l-=1))*e((l*o-m)*(2*i)/n))+j:k*g(2,-10*(l-=1))*e((l*o-m)*(2*i)/n)*0.5+q+j},backIn:function(k,j,n,m,l){l=l||1.70158;return n*(k/=m)*k*((l+1)*k-l)+j},backOut:function(k,j,n,m,l){if(!l){l=1.70158}return n*((k=k/m-1)*k*((l+1)*k+l)+1)+j},backBoth:function(k,j,n,m,l){l=l||1.70158;return((k/=m/2)<1)?n/2*(k*k*(((l*=(1.525))+1)*k-l))+j:n/2*((k-=2)*k*(((l*=(1.525))+1)*k+l)+2)+j},bounceIn:function(k,j,m,l){return m-f.Easing.bounceOut(l-k,0,m,l)+j},bounceOut:function(k,j,m,l){if((k/=l)<(1/2.75)){return m*(7.5625*k*k)+j}else{if(k<(2/2.75)){return m*(7.5625*(k-=(1.5/2.75))*k+0.75)+j}else{if(k<(2.5/2.75)){return m*(7.5625*(k-=(2.25/2.75))*k+0.9375)+j}}}return m*(7.5625*(k-=(2.625/2.75))*k+0.984375)+j},bounceBoth:function(k,j,m,l){return(k<l/2)?f.Easing.bounceIn(k*2,0,m,l)*0.5+j:f.Easing.bounceOut(k*2-l,0,m,l)*0.5+m*0.5+j}})})();(function(){var h=Ext.lib;h.Anim.color=function(p,n,q,r,m,o){return h.Anim.run(p,n,q,r,m,o,h.ColorAnim)};h.ColorAnim=function(n,m,o,p){h.ColorAnim.superclass.constructor.call(this,n,m,o,p)};Ext.extend(h.ColorAnim,h.AnimBase);var j=h.ColorAnim.superclass,i=/color$/i,f=/^transparent|rgba\(0, 0, 0, 0\)$/,l=/^rgb\(([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\)$/i,d=/^#?([0-9A-F]{2})([0-9A-F]{2})([0-9A-F]{2})$/i,e=/^#?([0-9A-F]{1})([0-9A-F]{1})([0-9A-F]{1})$/i,g=function(m){return typeof m!=="undefined"};function k(n){var p=parseInt,o,m=null,q;if(n.length==3){return n}Ext.each([d,l,e],function(s,r){o=(r%2==0)?16:10;q=s.exec(n);if(q&&q.length==4){m=[p(q[1],o),p(q[2],o),p(q[3],o)];return false}});return m}Ext.apply(h.ColorAnim.prototype,{getAttr:function(m){var o=this,n=o.el,p;if(i.test(m)){while(n&&f.test(p=Ext.fly(n).getStyle(m))){n=n.parentNode;p="fff"}}else{p=j.getAttr.call(o,m)}return p},doMethod:function(s,m,o){var t=this,n,q=Math.floor,p,r,u;if(i.test(s)){n=[];o=o||[];for(p=0,r=m.length;p<r;p++){u=m[p];n[p]=j.doMethod.call(t,s,u,o[p])}n="rgb("+q(n[0])+","+q(n[1])+","+q(n[2])+")"}else{n=j.doMethod.call(t,s,m,o)}return n},setRunAttr:function(r){var t=this,u=t.attributes[r],v=u.to,s=u.by,n;j.setRunAttr.call(t,r);n=t.runAttrs[r];if(i.test(r)){var m=k(n.start),o=k(n.end);if(!g(v)&&g(s)){o=k(s);for(var p=0,q=m.length;p<q;p++){o[p]=m[p]+o[p]}}n.start=m;n.end=o}}})})();(function(){var d=Ext.lib;d.Anim.scroll=function(j,h,k,l,g,i){return d.Anim.run(j,h,k,l,g,i,d.Scroll)};d.Scroll=function(h,g,i,j){if(h){d.Scroll.superclass.constructor.call(this,h,g,i,j)}};Ext.extend(d.Scroll,d.ColorAnim);var f=d.Scroll.superclass,e="scroll";Ext.apply(d.Scroll.prototype,{doMethod:function(g,m,h){var k,j=this,l=j.curFrame,i=j.totalFrames;if(g==e){k=[j.method(l,m[0],h[0]-m[0],i),j.method(l,m[1],h[1]-m[1],i)]}else{k=f.doMethod.call(j,g,m,h)}return k},getAttr:function(g){var h=this;if(g==e){return[h.el.scrollLeft,h.el.scrollTop]}else{return f.getAttr.call(h,g)}},setAttr:function(g,j,i){var h=this;if(g==e){h.el.scrollLeft=j[0];h.el.scrollTop=j[1]}else{f.setAttr.call(h,g,j,i)}}})})();if(Ext.isIE){function a(){var d=Function.prototype;delete d.createSequence;delete d.defer;delete d.createDelegate;delete d.createCallback;delete d.createInterceptor;window.detachEvent("onunload",a)}window.attachEvent("onunload",a)}})();
</script>


<script type="text/javascript" src="http://extjs.cachefly.net/ext-2.2/ext-all.js"></script>
<script>
  Benchmark.prototype.setup = function() {
    var button = new Ext.Button({id:'whatabutton'});
   
  };
</script>

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fly-check
Ext.fly('whatabutton');
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getCmp-check
Ext.getCmp('whatabutton')
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