Emacs: Indentation Commands

Indent Current Line

indent-for-tab-command 【Tab】

indent current line or region.

Indent a Text Selection

Alt+x indent-region 【Ctrl+Alt+\】

Indent a region. Select a region first.

Alt+x indent-rigidly

Indent all lines in a region in a fixed way. Press → to move to right or ← to left.

More indent commands:

Alt+x indent-relative

Indent current line in the same style as previous non-blank line.

Alt+x indent-relative-maybe

Indent current line like previous non-blank line, only if the previous line has more indent than current line.

Convert Tabs to Space in Source Code

Alt+x untabify

Convert tabs to spaces. In region. Press Ctrl+u first to do whole buffer.

Alt+x tabify

Convert spaces to tabs. In region. Press Ctrl+u first to do whole buffer.