Symfony VarDumper Component

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Symfony VarDumper 类似 php var_dump() 

官方文档写的安装方法 ：

　　按照步骤 就可以在 running any PHP code  时候使用了

　　In order to have the dump() function always available when running any PHP code, you can install it globally on your computer:

1. Run composer global require symfony/var-dumper;//全局安装
2. Add auto_prepend_file = ${HOME}/.composer/vendor/autoload.php to your php.inifile; //在php.ini里面配置auto_prepend_file  后面是全局安装的composer autoload.php文件的路径位置信息
3. From time to time, run composer global update symfony/var-dumper to have the latest bug fixes.//全局更新

Symfony VarDumper Component

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原文地址：http://www.cnblogs.com/xp796/p/5864452.html