altKeyEvent Property
Event Object
Definition and Usage
The altKey event property returns a boolean value. It indicates whether the Alt key was pressed and held down when the specified event occurred.
Syntax
event.altKey=true|false|1|0
Example
Example
The following example can indicate whether the "ALT" key was held down when the mouse button was clicked:
function isKeyPressed(event){
if (event.altKey==1){
alert("ALT key was pressed!");
}else{
alert("ALT key was not pressed!");
}
}
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