centos8 yum安装php7.3

执行命令

$ yum install epel-release
$ rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm
$ dnf install -y https://rpms.remirepo.net/enterprise/remi-release-8.rpm

查看php源列表

$ dnf module list php

CentOS-8 - AppStream
Name                         Stream                           Profiles                                           Summary                                      
php                          7.2 [d]                          common [d], devel, minimal                         PHP scripting language                       
php                          7.3                              common [d], devel, minimal                         PHP scripting language                       
php                          7.4                              common [d], devel, minimal                         PHP scripting language                       

Remi's Modular repository for Enterprise Linux 8 - x86_64
Name                         Stream                           Profiles                                           Summary                                      
php                          remi-7.2                         common [d], devel, minimal                         PHP scripting language                       
php                          remi-7.3                         common [d], devel, minimal                         PHP scripting language                       
php                          remi-7.4                         common [d], devel, minimal                         PHP scripting language                       
php                          remi-8.0                         common [d], devel, minimal                         PHP scripting language 

切换源

$ dnf module enable php:remi-7.3 -y
#安装
$ yum install php php-opcache php-devel php-mbstring php-mcrypt php-mysqlnd php-xml php-redis php-curl php-pear php-gd php-imagick php-mysqli php-openssl php-fpm php-zip

开机启动

#开启
$ systemctl start php-fpm
#开机启动
$ systemctl enable php-fpm