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This article mainly introduces "a brief introduction to functions in c language". In daily operation, I believe many people have doubts about the simple introduction of functions in c language. Xiaobian consulted all kinds of information and sorted out simple and easy operation methods. I hope to help you answer the doubts of "a brief introduction to functions in c language"! Next, please follow the small series to learn together!

A function in the C language is a reusable code that is used to independently complete a function.

It can receive parameters transmitted by users or not, and the process of encapsulating code segments into functions is called function definition.

If there is a return value, use the return statement to return the function body. The data type of return should be the same as dataType.

examples

/*dataType is the return value type, which can be any data type in C language, such as: int, float, char, etc. functionName is the function name, which is a kind of identifier, and the naming convention is the same as the identifier. The parenthesis ( ) after the function name cannot be less. body is the body of the function, it is the code that the function needs to execute, it is the body of the function. Even if there is only one statement, the function body is surrounded by { }. */ dataType functionName(){ //body} At this point, the study of "a simple introduction to functions in c language" is over, hoping to solve everyone's doubts. Theory and practice can better match to help you learn, go and try it! If you want to continue learning more relevant knowledge, please continue to pay attention to the website, Xiaobian will continue to strive to bring more practical articles for everyone!

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