is_link

Function • Params and return types changed in PHP 8.0

Tells whether the filename is a symbolic link.

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

is_link Function synopsis

is_link(string $filename): bool

Parameters

$filename

Typestring

Path to the file.

Return value

Typebool

Returns true if the filename exists and is a symbolic link, false otherwise.

Changes to the is_link Function

PHP 8.0

  • Return type added: bool
  • Parameter type added for parameter #1 ($filename): string
- is_link($filename)
+ is_link(string $filename): bool

is_link Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Supported Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Security-Fixes Only 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