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How to get the id of a form containing a dropdown list with JavaScript?
To get the id of a form with a drop-down list, use the id property in JavaScript.
Example
You can try to run the following code to find the id of a form containing drop-down list −
<!DOCTYPE html>
<html>
<body>
<form id="myForm1">
<button id="btn" type="button" value="my_button">Demo</button>
</form><br>
<form id="myForm2">
<select id="mySelect">
<option>One</option>
<option>Two</option>
<option>Three</option>
</select>
</form>
<script>
var val = document.getElementById("mySelect").form.id;
document.write("<br>Form id with dropdown: "+val);
</script>
</body>
</html>
Updated on 23-Jun-2020 08:46:03
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