1,下載yaml包 http://pyyaml.org/download/libyaml/yaml-0.2.2.tar.gz
tar -zxvf yaml-0.2.2.tar.gz
cd yaml-0.2.2/
./configure
make
make install
2,下載php的yaml擴展包 https://pecl.php.net/package/yaml
tar -zvxf yaml-2.0.4.tgz
cd yaml-2.0.4/
/usr/local/php7/bin/phpize
./configure --with-php-config=/usr/local/php7/bin/php-config
make
make install
3, php.ini 添加擴展yaml.so
vi /usr/local/php7/lib/php.ini
#extension=yaml.so
4,重啓PHP
kill -USR2 {pid}