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onsubmit event

[This documentation is preliminary and is subject to change.]

Fires when a FORM is about to be submitted.

HTML 4.01 Specification, Section 18.2.3

Syntax

HTML Attribute <element onsubmit = "handler(event)">
Event Property object.onsubmit = handler;
attachEvent Method object.attachEvent("onsubmit", handler)
addEventListener Method object.addEventListener("submit", handler, useCapture)

Standards information

Event information

Synchronous No
Bubbles No
Cancelable No

Event handler parameters

Remarks

You can override this event by returning false in the event handler. Use this capability to validate data on the client side to prevent invalid data from being submitted to the server. If the event handler is called by the onsubmit attribute of the form object, the code must explicitly request the return value using the return function, and the event handler must provide an explicit return value for each possible code path in the event handler function.

The submit method does not invoke the onsubmit event handler.

Causes a form to be sent to whatever location is stipulated in the ACTION attribute of the form object.

To invoke this event, do one of the following:

The pEvtObj parameter is required for the following interfaces:

See also

Reference

action

method

 

 

Build date: 1/23/2012