🔸.button

browser ⟩ event ⟩ type ⟩ mouse ⟩ .button

a number associated with each mouse button.

• 0: Main button (usually the left button)

• 1: Auxiliary button (usually the wheel button or the middle button)

• 2: Secondary button (usually the right button)

• 3: 4th button (typically the Browser Back button)

• 4: 5th button (typically the Browser Forward button)

mouseEvent.button (number)

👥 相關

• compare with .buttons (mouse key combinations)

📘 手冊