Name
button — NN n/a IE 4 DOM n/a
Synopsis
Read-only
Which mouse button was pressed to trigger the mouse event. Although theoretically you should be able to detect the right button, Internet Explorer 4 does not fire mouse events with that button, since context menus always appear in the browser.
Example
if (event.button == 1) {
handle event for left button
}
Value
Any of the following allowed integers: 0
(no
button) | 1
(left button) | 2
(right button) | 4
(middle button of three-button
mouse).
Default
0
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