Editing jQuery Selector Perf - Right-to-Left

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Test case details

Title *

Published (uncheck if you want to fiddle around before making the page public)

Description (in case you feel further explanation is needed)(Markdown syntax is allowed)

Are you a spammer? (just answer the question)

Preparation code

Preparation code HTML (this will be inserted in the <body> of a valid HTML5 document in standards mode) (useful when testing DOM operations or including libraries)

</div>
			
			
			
									    
	<div class="notification-wrap">
        <div class="notification tip">

</div>

</div>

<div class="notification-wrap">
        <div class="notification info">
        	<span></span>
        	<div class="text">
        		<p><strong>Thông Tin!</strong> .</p>
       Nội Dung
        	</div>

</div>

<div class="notification-wrap">
        <div class="notification download">
        	<span></span>
        	<div class="text">
        		<p><strong>Download</strong> .</p>

Nội Dung
        	</div>
    	</div>

</div>

Nội Dung
        	</div>
    	</div>

</div>

Include JavaScript libraries as follows: <script src="//cdn.ext/library.js"></script>

Define setup for all tests (variables, functions, arrays or other objects that will be used in the tests) (runs before each clocked test loop, outside of the timed code region) (e.g. define local test variables, reset global variables, clear canvas, etc.) (see FAQ)

Define teardown for all tests (runs after each clocked test loop, outside of the timed code region) (see FAQ)

Code snippets to compare

Test 1

Title

Async (check if this is an asynchronous test)

Code

$('.notification-wrap span').each(function(i) {
			$(this).attr('id','notification-wrap'+i);
span'+i);
            });

Test 2

Title

Async (check if this is an asynchronous test)

Code

$('.notification-wrap').children('span').each(function(i) {
			$(this).attr('id','notification-wrap'+i);
span'+i);
            });

Test 3

Title

Async (check if this is an asynchronous test)

Code

$('.notification-wrap').find('span').each(function(i) {
			$(this).attr('id','notification-wrap'+i);
span'+i);
            });