centos7.9安装php8.1

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1	yum remove -y php*

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1	yum install -y epel-release yum-utils

　　

yum install -y http://rpms.remirepo.net/enterprise/remi-release-7.rpm
 
yum-config-manager --enable remi-php81
 
yum install -y php php-common php-opcache php-cli php-curl php-pecl-igbinary php-pecl-redis5 php-pecl-swoole php-pecl-apcu php-fpm php-mcrypt php-mbstring php-gd php-pecl-xhprof php-json php-pecl-imagick php-xml php-pecl-zip php-pecl-yaml php-fpm php-pecl-swoole php-bcmath
  
systemctl enable php-fpm

systemctl restart php-fpm