Javascript implements the keyboard Enter key to submit forms

Source: Internet
Author: User

Javascript implements the keyboard Enter key to submit forms

This example describes how to submit a form by using the Enter key in Javascript. Share it with you for your reference. The specific implementation method is as follows:

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// Execute the keyboard button command

Function keyDown (e ){

Var keycode = 0;

// IE browser

If (CheckBrowserIsIE ()){

Keycode = event. keyCode;

} Else {

// Firefox

Keycode = e. which;

}

If (keycode = 13) // The enter key is 13

{

// Document. getElementById ("login"). click ();

Document. getElementById ("loginform"). submit ();

}

}

// Determine whether the visitor's browser is IE

Function CheckBrowserIsIE (){

Var result = false;

Var browser = navigator. appName;

If (browser = "Microsoft Internet Explorer "){

Result = true;

}

Return result;

}

Finally, you only need to add the following to the body :.

Or the following method, but not compatible with Firefox:

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Function document. onkeydown (){

If (event. keyCode = 13)

Document. getElementById ('loginfrom'). submit ();

}

I hope this article will help you design javascript programs.

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