event.modifiers
JavaScript 1.2+ Nav4+ Syntax
event.modifiers
Description
The modifiers property of the Event object refers to any keyboard modifier that occurs during an event. Modifiers are in the form of a bitmask object and may consist of the following values: ALT_MASK, CONTROL_MASK, META_MASK, and SHIFT_MASK.
Example
Listing 7.207 shows how the modifiers property can be accessed when some sort of modifier, such as a mouse or keyboard event, has occurred. The KEYPRESS event is captured and the modifiers property checked to see which type of key was pressed. If a match is found, a message is sent to the user so indicating.
Listing 7.207 Accessing the modifiers Property
<html> <head> <title>Using the modifiers property for the event ... |
Get Pure JavaScript now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.