php.ini

[xdebug]
zend_extension ="d:/wamp/bin/PHP/PHP7.0.10/zend_ext/PHP_xdebug-2.4.1-7.0-vc14-x86_64.dll"

xdebug.idekey = PHPSTORM
xdebug.remote_enable = On
xdebug.remote_host=localhost
xdebug.remote_port=9001
xdebug.remote_handler=dbgp

phpstrom 设置

Settings-->Languages&Frameworks--->PHP--->Debug--->Xdebug--->Debug port:9001 Settings-->Languages&Frameworks--->PHP--->Debug--->DBGp Proxy IDE key:PHPSTORM Host:127.0.0.1 Port:9001