posix_isatty

Supported Versions: PHP 4, PHP 5, PHP 7, PHP 8

Determine if a file descriptor is an interactive terminal

<?php posix_isatty(resource|int $file_descriptor): bool

composer/composer

<?php         }




        if (function_exists('posix_isatty') && posix_isatty($fd)) {

            return true;

        }