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<!DOCTYPE html> <html> <body> <ul id="myList"> <li>Coffee</li> <li>Tea</li> </ul> <p>Click the button to see if the ul element has any child nodes.</p> <button onclick="myFunction()">Try it</button> <p>Try removing the child nodes of the list element, and the result will be false instead of true.</p> <p><strong>Note:</strong> Whitespace inside a node is considered as text nodes, so if you leave any white space or line feeds inside an element, that element still has child nodes.</p> <p id="demo"></p> <script> function myFunction() { var list = document.getElementById("myList").hasChildNodes(); document.getElementById("demo").innerHTML = list; } </script> </body> </html>