为什么我使用的linux不支持grep -E
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发布时间：2022-04-21 17:01
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热心网友
时间：2023-06-18 06:01
灞曞紑鍏ㄩ儴root@localhost:~/xly/02# cat ggg/kkk.php
<?php
define('VERSION','2.0.0');
define('SIGN','laofuzi');
?>
root@localhost:~/xly/02# grep -E "V|S" ggg/kkk.php
define('VERSION','2.0.0');
define('SIGN','laofuzi');
root@localhost:~/xly/02# grep -E "^ " ggg/kkk.php
define('VERSION','2.0.0');
define('SIGN','laofuzi');
root@localhost:~/xly/02# grep -E "^<" ggg/kkk.php
<?php
root@localhost:~/xly/02# egrep "^<" ggg/kkk.php
<?php
鎴戠殑閮藉彲浠? =锛?
