略微加速

PHP官方手册 - 互联网笔记

PHP - Manual: posix_ctermid

2024-11-14

posix_ctermid

(PHP 4, PHP 5, PHP 7, PHP 8)

posix_ctermidGet path name of controlling terminal

说明

posix_ctermid(): string|false

Generates a string which is the pathname for the current controlling terminal for the process. On error this will set errno, which can be checked using posix_get_last_error()

参数

此函数没有参数。

返回值

Upon successful completion, returns string of the pathname to the current controlling terminal. Otherwise false is returned and errno is set, which can be checked with posix_get_last_error().

范例

示例 #1 posix_ctermid() example

This example will display the path to the current TTY.

<?php
echo "I am running from ".posix_ctermid();
?>

参见

add a noteadd a note

User Contributed Notes 1 note

up
0
phpmanual at remove dot mark dot griffin dot email
6 years ago
You can write directly to the tty (screen) even when the shell has redirected output, with:

<?php
$h
= fopen(posix_ctermid(), "rb+");
fwrite($h, "Testing direct output\n");
fclose($h);
?>

官方地址:https://www.php.net/manual/en/function.posix-ctermid.php

北京半月雨文化科技有限公司.版权所有 京ICP备12026184号-3