Hidden formProperty
Hidden Object
Definition and Usage
The form property returns a reference to the form object that contains the hidden input field.
This property returns the form object.
Syntax
hiddenObject.form
Browser Support
All major browsers support the form property
Example
Example
The following example returns the id of the form to which the hidden input field belongs:
<html>
<head>
<script>
function displayResult()
{
var x=document.getElementById("hidden1").form.id;
alert(x);
}
</script>
</head>
<body>
<form id="form1">
<input type="hidden" id="hidden1">
</form>
<button type="button" onclick="displayResult()">Show the form's id</button>
</body>
</html>
<head>
<script>
function displayResult()
{
var x=document.getElementById("hidden1").form.id;
alert(x);
}
</script>
</head>
<body>
<form id="form1">
<input type="hidden" id="hidden1">
</form>
<button type="button" onclick="displayResult()">Show the form's id</button>
</body>
</html>
Try it Yourself »
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