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jquery content Selector (elements that match content as empty)

Source: Internet
Author: User
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<!DOCTYPE HTML Public "-//W3C//DTD XHTML 1.0 transitional//en" "http://www.w3.org/TR/xhtml1/DTD/ Xhtml1-transitional.dtd "><HTMLxmlns= "http://www.w3.org/1999/xhtml"> <Head>  <title>Content Selector</title>  <Metahttp-equiv= "Content-type"content= "Text/html;charset=utf-8" />  <styletype= "Text/css">. Yang{Border-collapse:collapse;width:500px;Height:30px;Border:1px solid Red;"}  </style>  <Scripttype= "Text/javascript"src= "Jquery-1.7.1.min.js"></Script>  <Scripttype= "Text/javascript">  /*: Contains (text)//based on content matching element: empty//match content is null element: has (selector)//Match element containing the specified selector:p arent//match content is not empty element */window.onload=function(){        $('#btnOk'). Click (function(){           //The element with empty match content changed to "Outlaws of the Marsh"            $("Li:empty"). HTML ('Outlaws');        });  }; </Script> </Head> <Body>     <ol>            <Li>Three kingdoms</Li>            <Li>Journey</Li>            <Li></Li>            <Li>Dream</Li>     </ol>    <HR/>  <inputtype= "button"ID= ' Btnok 'value= ' OK '/> </Body></HTML>

jquery Content Selector (elements that match content as empty)

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