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<!DOCTYPE html> <html> <head> </head> <body> <form> <select id="mySelect"> <option>Apple</option> <option>Pear</option> <option>Banana</option> <option>Orange</option> </select> </form> <p>There are <span id="demo">0</span> options in the list.</p> <script> document.getElementById("demo").innerHTML = document.getElementById("mySelect").length; </script> </body> </html>