Getche function >> conio.h Header file >> Library Functions in C Programming

1. Getche accepts character from console
2. Character accepted  echoes to the screen [ displayed on screen ]
3. Header File : conio.h

int getche(void);

  #include"stdio.h"
  #include"conio.h"

  void main(void)
  {
     char ch;
     printf("Input a character:");
     ch = getche();
     printf("nYou input a '%c'n", ch);
  }

You input a 'x'

Way 1 : To Loop back

void main()
{
 char ch;
 do 
  {
      printf("You are in Do while Loop ");

       printf("Do you want to continue , Y to continue , N to quit ");

       ch = getche();

  }while(ch!='N');
}