tru*_*ktr 0 javascript syntax jquery dom
我有这两行:
$target_box.children('a.ajax_trigger_title').addClass('opened_post_title');
jQuery('#'+$target_box.attr('id')+' a.ajax_trigger_title').addClass('opened_post_title');
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第一行不起作用,但第二行起作用.为什么?
如果您必须知道,这是相关的HTML:
<div class="box" id="30" style="position: absolute; left: 350px; top: 0px; margin-top: 10px; margin-right: 10px; margin-bottom: 10px; margin-left: 10px; ">
<h2>
<a class="ajax_trigger_title" id="open_30" href="http://keepskatinbro.com/2011/01/20/some-highlights-from-ksbs-throw-down-show-down/" rel="30">
<span>Highlights from KSB’s “Throw Down Show Down”.</span>
</a>
</h2>
</div>
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$ target_box是类".box"的div
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