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<!DOCTYPE html> <html> <head> <style> #myDIV { border: 1px solid black; } </style> </head> <body> <div id="myDIV"> <p>I am a p element inside div, and I have a <span id="mySPAN"><b>span</b></span> element inside of me.</p> </div> <p>Click the button to find out if the div element contains a span element.</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var span = document.getElementById("mySPAN"); var div = document.getElementById("myDIV").contains(span); document.getElementById("demo").innerHTML = div; } </script> </body> <!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_node_contains by HTTrack Website Copier/3.x [XR&CO'2014], Fri, 23 Jan 2015 08:28:32 GMT --> </html>
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