Yaml ,专门用来写配置文件的语言
$ sudo apt-get install libyaml-dev1
$ wget https://pecl.php.net/get/yaml-2.0.4.tgz1
$ tar zvxf yaml-2.0.4.tgz
$ cd yaml-2.0.4
$ phpize
$ ./configure --with-php-config=/www/server/php/72/bin/php-config
$ sudo make
$ sudo make install1 2 3 4 5 6
extension = yaml.so1
$ php -m | grep yaml1
输出 yaml 表示成功