$_ENV -- $HTTP_ENV_VARS [锟斤拷锟斤拷锟斤拷] — 锟斤拷锟斤拷锟斤拷锟斤拷
通锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟捷革拷锟斤拷前锟脚憋拷锟侥憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷些锟斤拷锟斤拷锟斤拷锟斤拷 PHP 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫伙拷锟斤拷锟斤拷锟诫到 PHP 锟斤拷全锟斤拷锟斤拷锟斤拷锟秸间。锟杰讹拷锟斤拷锟斤拷支锟斤拷 PHP 锟斤拷锟叫碉拷 Shell 锟结供锟侥ｏ拷锟斤拷锟揭诧拷同锟斤拷系统锟杰匡拷锟斤拷锟斤拷锟斤拷锟脚诧拷同锟斤拷锟斤拷锟� Shell锟斤拷锟斤拷锟皆诧拷锟斤拷锟斤拷锟斤拷一锟斤拷确锟斤拷锟斤拷锟叫憋拷锟斤拷榭达拷锟斤拷 Shell 锟侥碉拷锟斤拷锟斤拷取锟斤拷锟斤拷幕锟斤拷锟斤拷锟斤拷锟斤拷斜锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷 CGI 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷 PHP 锟斤拷锟皆凤拷锟斤拷锟斤拷模锟介还锟斤拷 CGI 锟斤拷锟斤拷锟斤拷锟侥凤拷式锟斤拷锟叫★拷
$HTTP_ENV_VARS 锟斤拷锟斤拷锟斤拷同锟斤拷锟斤拷息锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷全锟街憋拷锟斤拷锟斤拷 (注锟斤拷 $HTTP_ENV_VARS 锟斤拷 $_ENV 锟角诧拷同锟侥憋拷锟斤拷锟斤拷PHP 锟斤拷锟斤拷锟斤拷锟角的凤拷式锟斤拷同)
| 锟芥本 | 说锟斤拷 |
|---|---|
| 4.1.0 | 锟斤拷锟斤拷 $_ENV锟斤拷锟斤拷锟斤拷 $HTTP_ENV_VARS锟斤拷 |
Example #1 $_ENV 锟斤拷锟斤拷
<?php
echo 'My username is ' .$_ENV["USER"] . '!';
?>
锟斤拷锟斤拷 "bjori" 锟斤拷锟叫此段脚憋拷
锟斤拷锟斤拷锟斤拷锟教碉拷锟斤拷锟斤拷锟斤拷锟斤拷冢锟�
My username is bjori!
Note:
"Superglobal"也锟斤拷为锟皆讹拷锟斤拷锟斤拷全锟街憋拷锟斤拷锟斤拷锟斤拷捅锟绞撅拷锟斤拷诮疟锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷卸锟斤拷强锟斤拷玫摹锟斤拷锟斤拷锟揭拷诤锟斤拷锟斤拷蚍椒锟斤拷锟斤拷锟� global $variable; 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷