Once I create the project,I found my source code was named as “myfilename.xcodeproj”. Whether “.xcodeproj” is extension or else it has some other extension.
Once I create the project,I found my source code was named as myfilename.xcodeproj. Whether
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It is indeed the extension. In Finder, press CMD-I to see file info, including its full name and the option to show/hide the extension.
However, it is not your source code, that is stored in .m, .h, … files. The xcodeproj file is your project, that links the source files, build settings, etc…