Elisp: Text Editing Functions

By Xah Lee. Date: . Last updated: .

Here's the most used functions related to text editing.

Insert Text

;; insert string at current cursor position
(insert "sun and moon")

(info "(elisp) Text")

Delete Text

delete-char → delete n characters to the right. Argument can be negative, to delete to the left.

;; delete 9 chars starting at cursor pos
(delete-char 9)

delete-region → delete text btween 2 positions.

;; deleting text btween positions 59 and 896
(delete-region 59 896)

erase-buffer → delete all next in buffer, ignores narrow-to-region.

(erase-buffer)

delete-and-extract-region → Delete between 2 positions and return the deleted text.

(delete-and-extract-region 3 20)

Elisp Basic Functions

  1. Cursor
  2. Text Editing
  3. Get Buffer String
  4. String Functions
  5. Buffer
  6. Read/Write File
  7. File/Dir Path

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