java - What is the shortcut key to collapse all methods in intellij idea?

Question

The following is the unfolded state

Click to collapse:

After opening this js, all methods are expanded, but there are too many lines. I want to close them all directly, so that there are only a few dozen lines, which is very convenient.
, so is there a shortcut key? Or do I need to do it myself? Configuration?

Answer 1

Ctrl+”+/-”, expand and collapse the current method
Ctrl+Shift+”+/-”, expand and collapse all