Javascript implements the keyboard Enter key to submit forms

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.