What is the extension of C language source program?

The extension of the c language source program is: ".c". The sequence of instructions composed of C language is called C source program, and the suffix of the source program file is ".c". Note: In most operating systems, the case of the suffix of C source code files does not matter. For example, "index.C" and "index.c" refer to the same file; but experienced programmers usually use lowercase.

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C language is a process-oriented, abstract language It is a general-purpose programming language that is widely used in low-level development. C language can compile and process low-level memory in a simple way. C language is an efficient programming language that only generates a small amount of machine language and can run without any operating environment support.

For computer languages, the name of the source code file will have a specific suffix. For example, the suffix of C source code files is ".cpp"; the suffix of Python source code files is ".py"; and the suffix of C source code files is ".C".

The instruction sequence composed of C language is called C source program, and the suffix of the source program file is ".c". The source program is compiled by a C compiler to generate a binary file (called an object file) with the suffix ".obj", and then a software called "Link" connects the object file with various library functions provided by the C language. Get up and generate an executable file with the suffix ".exe".

One thing that needs to be emphasized is that in most operating systems, the case of the suffix of C source code files does not matter, such as "index.C" and "index.c" refer to is the same file. But experienced programmers usually use lowercase.

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