官方：
http://www.devsense.com/products/php-tools/
截止 2014/09/27 最新版本：
1.14.5548
BUG
?> 用//注释不掉
要注意BOM带来的bug
force to remove BOM
php.ini xdebug configuration
[XDebug]
zend_extension = "E:\project_web\xampp\php\ext\php_xdebug.dll"
xdebug.profiler_append = 0
xdebug.profiler_enable = 1
xdebug.profiler_enable_trigger = 0
xdebug.profiler_output_dir = "E:\project_web\xampp\tmp"
xdebug.profiler_output_name = "cachegrind.out.%t-%s"
xdebug.remote_enable = on
xdebug.remote_handler = "dbgp"
xdebug.remote_host = "127.0.0.1"
xdebug.trace_output_dir = "E:\project_web\xampp\tmp"
xdebug.remote_port = 9000