Two cases, one action : Switch statement « Statement « C Tutorial






  1. C Tutorial
  2. Statement
  3. Switch statement
#include <stdio.h>

int main(void)
{
  char answer = 0;

  printf("Enter Y or N: ");
  scanf(" %c", &answer);

  switch (answer)
  {
    case 'y': case 'Y':
      printf("\nYou responded in the affirmative.");
      break;

    case 'n': case 'N':
      printf("\nYou responded in the negative.");
      break;

    default:
      printf("\nYou did not respond correctly...");
      break;
  }
  return 0;
}

Enter Y or N: N
     
     You responded in the negative.




6.4.Switch statement
6.4.1.The switch statement
6.4.2.In the absence of a break statement, all statements that are followed by matched cases are executed.
6.4.3.break statement stops evaluating any further case statements.
6.4.4.Confused if statement
6.4.5.Use switch to simplify the logic
6.4.6.Two cases, one action
6.4.7.Nest if statement in case statement
6.4.8.Use the switch structure to evaluate a user's response from a menu (without break).
6.4.9.Use switch structure to evaluate characters