Window. event. keyCode is compatible with IE and Firefox to implement javascript code _ javascript skills

Window. event. keyCode is compatible with the specific implementation code of IE and Firefox as follows. If you are interested, refer to the following HTML code.

The Code is as follows:

Javascript code

The Code is as follows:

Function keyNumAll (evt ){
// Compatible with IE and Firefox to obtain keyBoardEvent objects
Evt = (evt )? Evt: (window. event )? Window. event :"");
Var key = evt. keyCode? Evt. keyCode: evt. which; // compatible with IE and Firefox to obtain the key value of the keyBoardEvent object
Console.info (key); // display key values
}
}