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In Emacs, you can find, create, view, save, and otherwise work with
files and file directories. This chapter describes most of the
file-related functions of Emacs Lisp, but a few others are described in
Note: Buffers, and those related to backups and auto-saving are
described in Note: Backups and Auto-Saving.
- Visiting Files
- Reading files into Emacs buffers for editing.
- Saving Buffers
- Writing changed buffers back into files.
- Reading from Files
- Reading files into buffers without visiting.
- Writing to Files
- Writing new files from parts of buffers.
- File Locks
- Locking and unlocking files, to prevent
simultaneous editing by two people.
- Information about Files
- Testing existence, accessibility, size of files.
- Contents of Directories
- Getting a list of the files in a directory.
- Create/Delete Dirs
- Creating and Deleting Directories.
- Changing File Attributes
- Renaming files, changing protection, etc.
- File Names
- Decomposing and expanding file names.
- Magic File Names
- Defining "magic" special handling
for certain file names.
- Partial Files
- Treating a section of a buffer as a file.
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