1.下载一个php包 https://php.net/releases/ 2.解压 tar zxvf php-7.1.21.tar.gz 3.安装依赖 yum install gcc gcc-c++ wget make libxml2 libxml2-devel openssl openssl-devel curl curl-devel libjpeg-devel freetype-devel bison autoconf libmcrypt libmcrypt-devel gd gd-devel mhash mhash-devel mcrypt 4.编译安装 cd php-7.1.21 ./configure make make install php -v