POSIX
PHP Manual

posix_isatty

(PHP 4, PHP 5)

posix_isatty — Determine if a file descriptor is an interactive terminal

Описание

bool posix_isatty ( int $fd )

Determines if the file descriptor fd refers to a valid terminal type device.

Список параметров

fd

The file descriptor.

Возвращаемые значения

Returns TRUE if fd is an open descriptor connected to a terminal and FALSE otherwise.

Смотрите также


POSIX
PHP Manual