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posix_ttyname

(PHP 4, PHP 5, PHP 7)

posix_ttyname — Determine terminal device name

说明

posix_ttyname ( mixed $fd ) : string

Returns a string for the absolute path to the current terminal device that is open on the file descriptor fd.

参数

fd

The file descriptor, which is expected to be either a file resource or an integer. An integer will be assumed to be a file descriptor that can be passed directly to the underlying system call.

In almost all cases, you will want to provide a file resource.

返回值

On success, returns a string of the absolute path of the fd. On failure, returns FALSE

User Contributed Notes

casper at bcx dot nl 19-Apr-2006 07:10


<?php

    var_dump( posix_ttyname(STDOUT) );

?>



returns:

string(10) "/dev/pts/0"



When using pseudo terminal 1 (ie ssh)

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posix_ttyname

说明

参数

返回值

User Contributed Notes

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