(ANSI) C Reference – Program Structure and Functions

A look at program structure and functions in C programming language.

type name ->  External variable declarations

main() ->  Main routine
{

declarations

statements

}

main(int argc, char *argv[]) ->  Main with args

type function_name(type1,…) ->  Function declarations

type function_name(arg1,…) ->  Function definition

{

declarations ->  Local variable declarations

statements

return value;

}