PHP 버전을 변경하는 방법

处理掉以前的
rm -f /usr/bin/php
引用你想要的版本
ln -sf /www/server/php/72/bin/php /usr/bin/php
netstat -anp | grep 9501
tcp 0 0 0.0.0.0:9501 0.0.0.0:* LISTEN 79805/php
# 反向代理 swoole
server {
    listen  80;
    server_name  www.swoole.com;
    root  /data/wwwroot/www.swoole.com;
    
    location / {
        if (!-e $request_filename){
            proxy_pass http://127.0.0.1:9501;
        }
    }
}
Listen failure: Couldn't listen on 127.0.0.1:9501: [Errno 98] Address already in use.
lsof -i:9501
kill -9 23666