C basic commands

Below are few commands and syntax used in C programming to write a simple C program. Let’s see all the sections of a simple C program line by line.

🍀#include <stdio.h>

• This is a preprocessor command that includes standard input output header file(stdio.h) from the C library before compiling a C program

🍀int main()

• This is the main function from where execution of any C program begins.

🍀{

• This indicates the beginning of the main function.

🍀/some_comments/

• whatever is given inside the command “/* */” in any C program, won’t be considered for compilation and execution.

🍀printf(“Hello_World! “);

• printf command prints the output onto the screen.

🍀getch();

• This command waits for any character input from keyboard.

🍀return 0;

• This command terminates C program (main function) and returns 0.

🍀}

• This indicates the end of the main function.

reference: fresh2refresh