Return true if only the platform-modifier-key (the meta-key on Mac, ctrl-key otherwise) is pressed, false otherwise (e.g. when additionally the shift-key is pressed).
true
false
Map browser event.
True if only the platform modifier key is pressed.
stable
Return
trueif only the platform-modifier-key (the meta-key on Mac, ctrl-key otherwise) is pressed,falseotherwise (e.g. when additionally the shift-key is pressed).