jQuery event.which Property
Example
Return which keyboard key was pressed:
  
    $("input").keydown(function(event){ 
    $("div").html("Key: " + event.which);
 });
  
Try it Yourself »
Definition and Usage
The event.which property returns which keyboard key or mouse button was pressed for the event.
Syntax
event.which
| Parameter | Description | 
|---|---|
| event | Required. The event parameter comes from the event binding function | 
More Examples
Return 
which mouse button was pressed
Show which mouse button was pressed for the event.

