How do I view the type of a scala expression in IntelliJ

Question

The Eclipse scala plugin has a nice feature which shows you the type of a variable when you hover the mouse over it. How do I see the same information with the IntelliJ plu

Answer 1

Select expression and type Alt + =.

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If you want to change the shortcut go to Preferences > Keymap and enter "Type Info" in the search field.

In older versions, it's Shift + Ctrl + Alt + T.