IntelliJ Column Selection using Cursor Keys
Multiline Caret (without mouse)
Windows/Linux: CTRL + CTRL(Hold) + ↑ / ↓
Mac: ⌘ + ⌘(Hold) + ↑ / ↓
ESC will end multiline mode.
Change Multi-caret Hotkey
To add a custom Keymap, CTRL+SHIFT+A, type keymap
and click on the one with Settings
as subtext. Search for Clone Caret Above
and Clone Caret Below
.
I mapped mine to ALT+SHIFT+↑ / ↓.
Bonus
Try holding combinations of CTRL, SHIFT, and arrows for improved selection power.
You can do column editing using the Edit | Column Selection Mode
.
The shortcut to turn it on/off
is Alt+Shift+Insert. You navigate with arrow keys to select blocks of text.