卸载现有php

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apt-get autoremove php7*
find /etc -name "*php*" |xargs  rm -rf
apt purge `dpkg -l | grep php| awk '{print $2}' |tr "\n" " "`

编译安装php

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apt install gcc make libxml2 libxml2-dev
wget http://cn2.php.net/distributions/php-7.3.3.tar.bz2
tar -xjf php-7.3.3.tar.bz2
./configure && make && make install

查看PHP信息

在.php文件中输入phpinfo();查看mysqli是否成功连接，显示有mysqli就表示成功连接上了

相关链接

  1. debian 卸载/安装php 安装swoole扩展
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