如何查看linux系统中linux，apache，nginx，mysql，php版本
版本的单词version，简写v。
apache
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root@ubuntu:~# apachectl -vServer version: Apache/2.4.7 (Ubuntu)Server built: Jul 15 2016 15:34:04 |
nginx
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root@ubuntu:~# nginx -vnginx version: nginx/1.4.6 (Ubuntu) |
php
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root@ubuntu:~# php -vPHP 5.5.9-1ubuntu4.19 (cli) (built: Jul 28 2016 19:31:33)Copyright (c) 1997-2014 The PHP GroupZend Engine v2.5.0, Copyright (c) 1998-2014 Zend Technologies with Zend OPcache v7.0.3, Copyright (c) 1999-2014, by Zend Technologies |
如果是编译安装，需定义环境变量。
