🔸.buttons

browser ⟩ event ⟩ type ⟩ mouse ⟩ .buttons

a number representing mouse button combinations.

• each button is represented by a given number (see below).

• if more than one button is pressed, the button values are added.

mouseEvent.buttons

💈範例

• drag the bar - listen to "mousemove" on bar.mousedown.

👥 相關

• compare with .button (number associated with each button)

📘 手冊

• Event ⟩ UIEvent ⟩ MouseEvent ⟩

  • .buttons - which buttons are pressed.

  • .button - compare with .buttons. (#todo)