chgrp
Description
The chgrp of Filesystem for PHP changes file group.
Only the superuser may change the group of a file.
Syntax
chgrp(
string $filename,
string|int $group
): boolParameters
filename
Path to the file.
group
A group name or number.
Return
Returns true on success or false on failure.
Examples
1 · filename group
<? $filename = '1.txt'; $group = 8; $return = chgrp($filename, $group); var_export($return); ?>
true
2
<? $format = "filename: %s\ngroup: %d\n"; $filename = '1.txt'; printf($format, $filename, filegroup($filename)); $group = 8; chgrp($filename, $group); clearstatcache(); // do not cache filegroup() results printf($format, $filename, filegroup($filename)); ?>
filename: 1.txt group: 0 filename: 1.txt group: 8
Links
Filesystem
- basename
- chmod
- chown
- clearstatcache
- copy
- dirname
- disk_free_space
- disk_total_space
- diskfreespace
- fclose
- feof
- fflush
- fgetc
- fgetcsv
- fgets
- file
- file_exists
- file_get_contents
- file_put_contents
- fileatime
- filectime
- filegroup
- fileinode
- filemtime
- fileowner
- fileperms
- filesize
- filetype
- flock
- fnmatch
- fopen
- fpassthru
- fputcsv
- fputs
- fread
- fscanf
- fseek
- fstat
- ftell
- ftruncate
- fwrite
- glob
- is_dir
- is_executable
- is_file
- is_link
- is_readable
- is_uploaded_file
- is_writable
- is_writeable
- lchgrp
- lchown
- link
- linkinfo
- lstat
- mkdir
- move_uploaded_file
- pathinfo
- pclose
- popen
- readfile
- readlink
- realpath
- realpath_cache_get
- realpath_cache_size
- rename
- rewind
- rmdir
- set_file_buffer
- stat
- symlink
- tempnam
- tmpfile
- touch
- umask
- unlink
