posix_access

Function • Params and return types changed in PHP 8.0

Determine accessibility of a file.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

posix_access Function synopsis

posix_access(string $filename, int $flags = 0): bool

Parameters

$filename

Typestring

The name of the file to be tested.

$flags

OptionalTypeintDefault value0

A mask consisting of one or more of POSIX_F_OK, POSIX_R_OK, POSIX_W_OK and POSIX_X_OK.

$flags accepts one or a bitmask of the following constant values:

Return value

Typebool

Returns true on success, false on failure

Changes to the posix_access Function

PHP 8.0

  • Return type added: bool
  • Parameter name of parameter #1 changed: $file to $filename
  • Parameter type added for parameter #1 ($filename): string
  • Parameter name of parameter #2 changed: $mode to $flags
  • Parameter type added for parameter #2 ($flags): int
  • Parameter default value added for position #2 ($flags): 0
- posix_access($file, $mode)
+ posix_access(string $filename, int $flags = 0): bool

posix_access Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes