显示学生名次ams 输入成绩,显示出学生的学号成绩及名次DATASSEGMENTGRADEDB50DUP(?)RANKDB50DUP(?)STR1DB'pleaseinputthemarkofclass:','$'str2db13,10,'$'str3db'Nummarkrank','$'str4db'','$'str
ios真机调试11.2 下载,直接放入路径下/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport
低版本xcode真机调试ios11 低版本xcode在ios11.0上真机调试包,直接把文件放到路径: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport