Get Select Element - Javascript DOM HTML Element

Javascript examples for DOM HTML Element:Select

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Introduction

The Select object represents an HTML <select> element.

You can access a <select> element by using getElementById():

Demo Code

ResultView the demo in separate window 

<!DOCTYPE html>
<html>
<body>

<select id="mySelect" size="4">
  <option>CSS</option>
  <option>HTML</option>
  <option>Java</option>
  <option>Javascript</option>
</select>//from www  . j a v  a 2s .c o  m

<button onclick="myFunction()">get the number of option elements found in a drop-down list</button>

<p id="demo"></p>

<script>
function myFunction() {
    var x = document.getElementById("mySelect").length;
    document.getElementById("demo").innerHTML = x;
}
</script>

</body>
</html>

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