Home > PHP > Function > POSIX > posix_access()

posix_access()

posix_access - Determine accessibility of a file

Syntax

bool posix_access (string $file, int $mode)

Arguments

  • file - The name of the file to be tested.
  • mode - A mask consisting of one or more of POSIX_F_OK, POSIX_R_OK, POSIX_W_OK and POSIX_X_OK. POSIX_R_OK, POSIX_W_OK and POSIX_X_OK request checking whether the file exists and has read, write and execute permissions, respectively. POSIX_F_OK just requests checking for the existence of the file.

Description

posix_access() checks the user's permission of a file.

Version

PHP 5.1.0

Return value

Returns TRUE on success or FALSE on failure.