Tryit Editor v2.3

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<!DOCTYPE html> <html> <body> <p id="p1">This is a paragraph</p> <p id="p2">This is another paragraph</p> <p>Click the button to compare the position of the two paragraphs.</p> <button onclick="myFunction()">Try it</button> <p> <strong>Possible return values:</strong><br> 1: The two nodes do not belong to the same document.<br> 2: p1 is positioned after p2.<br> 4: p1 is positioned before p2.<br> 8: p1 is positioned inside p2.<br> 16: p2 is positioned inside p1.<br> 32: The two nodes has no relationship, or they are two attributes on the same element.</p> <p><strong>Note:</strong> The compareDocumentPosition method is not supported in Internet Explorer 8 and earlier.</p> <p><strong>Note:</strong> The returnvalue could also be a combination of values. I.e. the returnvalue 20 means that p2 is inside p1 (16) AND p1 is positioned before p2 (4).</p> <p id="demo"></p> <script> function myFunction() { var p1 = document.getElementById("p1").lastChild; var p2 = document.getElementById("p2").lastChild; var x = p1.compareDocumentPosition(p2); document.getElementById("demo").innerHTML = x; } </script> </body> <!-- Mirrored from www.w3schools.com/jsref/tryit.asp?filename=tryjsref_node_compdocpos by HTTrack Website Copier/3.x [XR&CO'2014], Fri, 23 Jan 2015 08:28:32 GMT --> </html>
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