bool chgrp ($filename, $group) Parameters:
PHP chown() function takes two parameters: filename and user. $filename : Specifies the file whose user group you want to change. $group : Indicates a new user group. This can be a group name or a number. Returned value:
chgrp() function returns true on success and false on error.Errors and Exceptions
: The chgrp() function in PHP does not work for remote files. It only works on files that are accessible to the server`s file system. PHP checks if the files or directories you are working with have the same owner as the script being executed or not when safe mode is enabled. Examples :
Input: chgrp ("gfg.txt", "administrator") Output: true Input: $filename = " /user/Desktop/engineerforengineer/gfg.txt "; chgrp ($filename, "guest"); Output: true
The programs below illustrate the chgrp() function:Program 1
// changes the file group to admin
true Program 2 :
// Changes the filegroup to guest
"/ user / Desktop / engineerforengineer / gfg.txt"
" guest "
http://php.net/manual/ en / function.chgrp.php