1.确认你当前安装的php版本:
php -v
2.安装Remi和EPEL数据源(仓库)
rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
rpm -Uvh https://rpms.remirepo.net/enterprise/remi-release-7.rpm
3.启用Remi
vi /etc/yum.repos.d/remi.repo
4.更改[remi]区域的代码块为如下,相同则不用更改
[remi]
name=Remi's RPM repository for Enterprise Linux 7 - $basearch
#baseurl=http://rpms.remirepo.net/enterprise/7/remi/$basearch/
#mirrorlist=https://rpms.remirepo.net/enterprise/7/remi/httpsmirror
mirrorlist=http://cdn.remirepo.net/enterprise/7/remi/mirror
enabled=0
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-remi
5.启用Remi PHP7.3数据源
vi /etc/yum.repos.d/remi-php73.repo6.
6.更改[remi-php73]区域的代码块为如下
[remi-php73]
name=Remi's PHP 7.3 RPM repository for Enterprise Linux 7 - $basearch
#baseurl=http://rpms.remirepo.net/enterprise/7/php73/$basearch/
mirrorlist=https://rpms.remirepo.net/enterprise/7/php73/httpsmirror
mirrorlist=http://cdn.remirepo.net/enterprise/7/php73/mirror
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-remi
7.升级php到php7.3
yum -y upgrade php*
8.检查php版本
php -v
输出如下则表示更新成功
PHP 7.3.5 (cli) (built: Apr 30 2019 08:37:17) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.3.5, Copyright (c) 1998-2018 Zend Technologies
with Zend OPcache v7.3.5, Copyright (c) 1999-2018, by Zend Technologies
9.重启php-fpm
systemctl restart php-fpm