PHP MANUAL

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Filesystem Functions

Table of Contents

• basename — Returns filename component of path
• chgrp — Changes file group
• chmod — Changes file mode
• chown — Changes file owner
• clearstatcache — Clears file status cache
• copy — Copies file
• delete — See unlink or unset
• dirname — Returns directory name component of path
• disk_free_space — Returns available space in directory
• disk_total_space — Returns the total size of a directory
• diskfreespace — Alias of disk_free_space
• fclose — Closes an open file pointer
• feof — Tests for end-of-file on a file pointer
• fflush — Flushes the output to a file
• fgetc — Gets character from file pointer
• fgetcsv — Gets line from file pointer and parse for CSV fields
• fgets — Gets line from file pointer
• fgetss — Gets line from file pointer and strip HTML tags
• file_exists — Checks whether a file or directory exists
• file_get_contents — Reads entire file into a string
• file_put_contents — Write a string to a file
• file — Reads entire file into an array
• fileatime — Gets last access time of file
• filectime — Gets inode change time of file
• filegroup — Gets file group
• fileinode — Gets file inode
• filemtime — Gets file modification time
• fileowner — Gets file owner
• fileperms — Gets file permissions
• filesize — Gets file size
• filetype — Gets file type
• flock — Portable advisory file locking
• fnmatch — Match filename against a pattern
• fopen — Opens file or URL
• fpassthru — Output all remaining data on a file pointer
• fputcsv — Format line as CSV and write to file pointer
• fputs — Alias of fwrite
• fread — Binary-safe file read
• fscanf — Parses input from a file according to a format
• fseek — Seeks on a file pointer
• fstat — Gets information about a file using an open file pointer
• ftell — Returns the current position of the file read/write pointer
• ftruncate — Truncates a file to a given length
• fwrite — Binary-safe file write
• glob — Find pathnames matching a pattern
• is_dir — Tells whether the filename is a directory
• is_executable — Tells whether the filename is executable
• is_file — Tells whether the filename is a regular file
• is_link — Tells whether the filename is a symbolic link
• is_readable — Tells whether a file exists and is readable
• is_uploaded_file — Tells whether the file was uploaded via HTTP POST
• is_writable — Tells whether the filename is writable
• is_writeable — Alias of is_writable
• lchgrp — Changes group ownership of symlink
• lchown — Changes user ownership of symlink
• link — Create a hard link
• linkinfo — Gets information about a link
• lstat — Gives information about a file or symbolic link
• mkdir — Makes directory
• move_uploaded_file — Moves an uploaded file to a new location
• parse_ini_file — Parse a configuration file
• parse_ini_string — Parse a configuration string
• pathinfo — Returns information about a file path
• pclose — Closes process file pointer
• popen — Opens process file pointer
• readfile — Outputs a file
• readlink — Returns the target of a symbolic link
• realpath_cache_get — Get realpath cache entries
• realpath_cache_size — Get realpath cache size
• realpath — Returns canonicalized absolute pathname
• rename — Renames a file or directory
• rewind — Rewind the position of a file pointer
• rmdir — Removes directory
• set_file_buffer — Alias of stream_set_write_buffer
• stat — Gives information about a file
• symlink — Creates a symbolic link
• tempnam — Create file with unique file name
• tmpfile — Creates a temporary file
• touch — Sets access and modification time of file
• umask — Changes the current umask
• unlink — Deletes a file