E:\phpStudy\WWW\doctorworkerim>git checkout master
error: The following untracked working tree files would be overwritten by checkout:
app/Http/Controllers/HealthRecordService/HealthRecordPrintController.php
app/Http/Controllers/Population/PopulationPoorController.php
app/Http/Controllers/Population/PopulationPrintController.php
app/Http/Model/Population/PoorInfoModel.php
app/Http/Model/Population/PoorRescueOtherModel.php
app/Http/Model/Population/UserShakePovertyModel.php
git clean -d -fx