Query element from selected content on a page - Javascript DOM

Javascript examples for DOM:Element querySelectorAll

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Description

Query element from selected content on a page

Demo Code

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<html>
   <head> 
      <meta name="viewport" content="width=device-width, initial-scale=1"> 
      <script type="text/javascript">
    window.onload=function(){/*from ww  w. j a v a 2  s . c o  m*/
window.find("I am");
var sel = window.getSelection(),
    frag = sel.rangeCount > 0 && sel.getRangeAt(0).cloneContents();
    console.log(frag && frag.querySelectorAll("b").length > 0);
}

      </script> 
   </head> 
   <body>
       Hello test, 
      <b>I</b>
       am in bold.  
   </body>
</html>

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