php7.4如何安装swoole扩展
#unzip swoole-v4.8.13.zip
#cd swoole-v4.8.13
#/usr/local/php/bin/phpize
#./configure --with-php-config=/usr/local/php/bin/php-config
#make && make istall
#make test
#cp -p ./.libs/swoole.so /usr/local/php/lib/php/extensions/no-debug-non-zts-20190902/
#vi /usr/local/php/etc/php.ini
添加extension=swoole
#/etc/init.d/php-fpm restart
#php -m | grep swoole