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JS & DOM Reference

Overview

JavaScript Objects

JS Array JS Boolean JS Date JS Math JS Number JS String JS RegExp JS Global

Browser Objects

Window Navigator Screen History Location

Core DOM Objects

DOM Node DOM NodeList DOM NamedNodeMap DOM Document DOM Element DOM Attr

HTML DOM Objects

DOM Document DOM Events DOM Elements
DOM Anchor DOM Area DOM Base DOM Body DOM Button DOM Form DOM Frame/IFrame DOM Frameset DOM Image DOM Input Button DOM Input Checkbox DOM Input File DOM Input Hidden DOM Input Password DOM Input Radio DOM Input Reset DOM Input Submit DOM Input Text DOM Link DOM Meta DOM Object DOM Option DOM Select DOM Style DOM Table DOM td / th DOM tr DOM Textarea

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

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>

Try it yourself »

Form Object