Centos 升级php

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一、查看centos版本

[root@localhost ~]# cat /etc/redhat-releaseCentOS Linux release 7.2.1511 (Core) 

二、删除之前的 php 版本

如果是第一次安装省略...

[root@localhost ~]# yum remove php* php-common   

三、rpm 安装 Php7 相应的 yum源

[root@localhost ~]# rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm     

注意:如果报错,以下是报错信息:

Retrieving https://mirror.webtatic.com/yum/el7/webtatic-release.rpmwarning: /var/tmp/rpm-tmp.o0rIru: Header V4 RSA/SHA1 Signature, key ID 62e74ca5: NOKEYerror: Failed dependencies:epel-release >= 7 is needed by webtatic-release-7-3.noarch

在安装包后面加两个参数,如

[root@localhost ~]# rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm --nodeps --force

加上那两个参数的意义就在于,
安装时不再分析包之间的依赖关系而直接安装,
也就不会再提示error: Failed dependencies:这样的错误了
正确返回:

Retrieving https://mirror.webtatic.com/yum/el7/webtatic-release.rpmwarning: /var/tmp/rpm-tmp.0nuQEZ: Header V4 RSA/SHA1 Signature, key ID 62e74ca5: NOKEYPreparing...                          ################################# [100%]Updating / installing...   1:webtatic-release-7-3             ################################# [100%]

四、直接yum安装php7

现在可以直接yum安装php7

[root@localhost ~]# yum install php70w

一路“y”
最后成功返回:

....Installed:  php70w.x86_64 0:7.0.10-1.w7                                                   Dependency Installed:  apr.x86_64 0:1.4.8-3.el7                                                        apr-util.x86_64 0:1.5.2-6.el7                                                   httpd.x86_64 0:2.4.6-40.el7.centos.4                                            httpd-tools.x86_64 0:2.4.6-40.el7.centos.4                                      mailcap.noarch 0:2.1.41-2.el7                                                   php70w-cli.x86_64 0:7.0.10-1.w7                                                 php70w-common.x86_64 0:7.0.10-1.w7                                            Complete!

五、检查 php 版本

[root@localhost ~]# php -v 

返回:

PHP 7.0.10 (cli) (built: Aug 20 2016 07:47:25) ( NTS )Copyright (c) 1997-2016 The PHP GroupZend Engine v3.0.0, Copyright (c) 1998-2016 Zend Technologies

5、重启 Apache或Nginx,查看 phpinfo :

Apache:

[root@localhost ~]# systemctl restart httpd.service

ngingx:

[root@localhost ~]# systemctl restart nginx.service
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