[root@ebs-59538 ~]# curl -sS https://getcomposer.org/installer | appnode-php73 curl: (56) TCP connection reset by peer PHP Parse error: syntax error, unexpected end of file in Standard input code on line 1027
网络连接有问题，可能是composer网站被墙了，可以考虑用国内镜像来安装。 https://pkg.phpcomposer.com/#how-to-install-composer php命令替换为appnode-php73
php
appnode-php73
