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Added a change that triples the speed of all uses of $(...). For example $(DOMElement) was 38ms, is now 13ms.

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This commit is contained in:
John Resig 2007-12-10 01:45:03 +00:00
parent ccf055033a
commit f97f77c034
1 changed files with 5 additions and 4 deletions
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9
src/core.js
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@ -14,10 +14,8 @@ if ( window.jQuery )
var _jQuery = window.jQuery; var _jQuery = window.jQuery;
var jQuery = window.jQuery = function( selector, context ) { var jQuery = window.jQuery = function( selector, context ) {
// If the context is a namespace object, return a new object // The jQuery object is actually just the init constructor 'enhanced'
return this instanceof jQuery ? return new jQuery.prototype.init( selector, context );
this.init( selector, context ) :
new jQuery( selector, context );
}; };
// Map over the $ in case of overwrite // Map over the $ in case of overwrite
@ -521,6 +519,9 @@ jQuery.fn = jQuery.prototype = {
} }
}; };
// Give the init function the jQuery prototype for later instantiation
jQuery.prototype.init.prototype = jQuery.prototype;
function evalScript( i, elem ) { function evalScript( i, elem ) {
if ( elem.src ) if ( elem.src )
jQuery.ajax({ jQuery.ajax({