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This document uses PHP Chinese website manual Release
(PHP 4, PHP 5)
posix_ttyname — Determine terminal device name
$fd
)
Returns a string for the absolute path to the current
terminal device that is open on the file descriptor
fd
.
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 .
On success, returns a string of the absolute path of the
fd
. On failure, returns FALSE
[#1] casper at bcx dot nl [2006-04-19 07:10:39]
<?php
var_dump( posix_ttyname(STDOUT) );
?>
returns:
string(10) "/dev/pts/0"
When using pseudo terminal 1 (ie ssh)