EmacsWiki: Deleting Whitespace

Emacs has several commands to delete whitespace. Built-in point-based commandsFixup whitespace around pointTo fixup white space between objects around point according to the context, use ‘M-x fixup-whitespace’ Join two wordsTo join two words (or any non-space characters) together by deleting all whitespace between them, use any of the following: 'M-\' or ‘M-x delete-horizontal-space’This command:

[linoleuml]

“Remove trailing whitespace”

[oinume]

emacsではM-\で空白を一気に削除できるって初めて知った！

[nmti]

To remove trailing whitespace from the entire buffer: * Use ‘M-x delete-trailing-whitespace’ in GnuEmacs version 21 o This can also nicely be put in the before-save hook: (add-hook 'before-save-hook 'delete-trailing-whitespace)