posix_ttyname

Function • Params and return types changed in PHP 8.0

Determine terminal device name.

PHP 5

PHP 7

Improved

PHP 8.1

PHP 8.2-8.3

PHP 8.4

PHP 8.5

PHP 8.6

`posix_ttyname` Function synopsis

posix_ttyname($file_descriptor): string|false

Parameters

`$file_descriptor`

Return value

Typestring|false

On success, returns a string of the absolute path of the $file_descriptor. On failure, returns false

Changes to the `posix_ttyname` Function

PHP 8.0

Return type added: string|false
Parameter name of parameter #1 changed: $fd to $file_descriptor

- posix_ttyname($fd)
+ posix_ttyname($file_descriptor): string|false

`posix_ttyname` Function Availability

PHP Version	Availability
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