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Form onsubmit Event
Form Object
Definition and Usage
The onsubmit event occurs when the submit button in a form is clicked.
Syntax
onsubmit="JavaScriptCode"
| Parameter | Description |
|---|---|
| JavaScriptCode | Required. Specifies a JavaScript to be executed when the event occurs |
Browser Support
The onsubmit event is supported in all major browsers.
Example
Example
Display an alert box when the Submit button is clicked:
<html>
<head>
<script>
function greeting()
{
alert("Welcome " + document.forms["frm1"]["fname"].value + "!")
}
</script>
</head>
<body>
What is your name?<br>
<form name="frm1" action="submit.htm" onsubmit="greeting()">
<input type="text" name="fname">
<input type="submit" value="Submit">
</form>
</body>
</html>
<head>
<script>
function greeting()
{
alert("Welcome " + document.forms["frm1"]["fname"].value + "!")
}
</script>
</head>
<body>
What is your name?<br>
<form name="frm1" action="submit.htm" onsubmit="greeting()">
<input type="text" name="fname">
<input type="submit" value="Submit">
</form>
</body>
</html>
Try it yourself »
Form Object
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