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本文操作環(huán)境:centos7系統(tǒng)、php7.2、Dell G3電腦。

安裝php7.2后php-v沒有版本怎么辦?
解決CentOS7安裝php7.2之后php -v顯示的版本是5.4的問題
1.查找系統(tǒng)里PHP相關(guān)的目錄或文件
find / -name php /var/lib/php /usr/bin/php /usr/lib64/php /usr/share/swig/2.0.10/php /usr/share/php /usr/include/php-zts/php /usr/include/php /usr/local/bin/php /usr/local/include/php /usr/local/lib/php /usr/local/php /selftemp/php-5.4.17/ext/pcntl/sapi/cli/php
2.查看列出的php的版本信息
/usr/local/bin/php -v PHP 5.4.17 (cli) (built: Sep 21 2017 10:27:13) Copyright (c) 1997-2013 The PHP Group Zend Engine v2.4.0, Copyright (c) 1998-2013 Zend Technologies /usr/bin/php -v PHP 7.2.6 (cli) (built: Jun 2 2018 07:49:42) ( NTS ) Copyright (c) 1997-2018 The PHP Group Zend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies with Zend OPcache v7.2.6, Copyright (c) 1999-2018, by Zend Technologies
3.因?yàn)?.4.17版本php在/usr/local/bin/下,所以刪除/usr/local/bin/目錄下的所有PHP相關(guān)的目錄或文件
cd /usr/local/bin/ ls courierauthconfig c_rehash parl par.pl peardev phantomjs phar.phar php-cgi phpize scandeps.pl zipdetails crc32 openssl parldyn pear pecl phar php php-config pp tkpp rm -rf ./php rm -rf ./php-cgi rm -rf ./php-config
4.環(huán)境變量中加上正確PHP版本的路徑
vim /etc/profile 文件末尾加上 export PATH="/usr/local/php/bin:$PATH"
5.執(zhí)行
source /etc/profile
6.如果不出錯則再次查看php版本如果是7則說明成功了
php -v PHP 7.2.6 (cli) (built: Jun 2 2018 07:49:42) ( NTS ) Copyright (c) 1997-2018 The PHP Group Zend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies with Zend OPcache v7.2.6, Copyright (c) 1999-2018, by Zend Technologies
7.如果報(bào)錯沒有sokcet函數(shù),stream_socket_server() has been disabled for security...
編輯php.ini把disable_functions=...中找到stream_socket_server()、stream_socket_client,刪除掉,重新啟動web組件
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其他可能用到的知識點(diǎn):
查找php.ini配置文件 :find / -name php.ini
/etc/php.ini
查看PHP加載的是哪個(gè)配置文件,這個(gè)獲取的是系統(tǒng)內(nèi)的php.ini 的位置。不是網(wǎng)頁apache加載的php.ini文件
php -i | grep php.ini Configuration File (php.ini) Path => /usr/local/lib
文章標(biāo)題:安裝php7.2后php-v沒有版本怎么辦
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