Sams Teach Yourself C in 21 Days

In Review 379

44: int continue_function(void);

CH 14 45: void clear_kb(void);

46:

47: /*---------------------*/

48: /* start of program */

49: /*---------------------*/

50:

51: int main( void )

52: {

CH 12 53: int cont = YES;

54: int ch;

55:

56: while( cont == YES )

57: {

58: printf( “\n”);

59: printf( “\n MENU”);

60: printf( “\n ========\n”);

61: printf( “\n1. Enter names”);

62: printf( “\n2. Print report”);

63: printf( “\n3. Quit”);

64: printf( “\n\nEnter Selection ==> “);

65:

CH 14 66: ch = getchar();

67:

CH 14 68: fflush(stdin); /* remove extra characters from keyboard buffer */

69:

CH 13 70: switch( ch )

71: {

72: case ‘1’: get_data();

73: break;

74: case ‘2’: display_report();

75: break;

76: case ‘3’: printf(“\n\nThank you for using this program!\n”);

77: cont = NO;

78: break;

CH 13 79: default: printf(“\n\nInvalid choice, Please select 1 to 3!”);

80: break;

81: }

82: }

83: return 0;

84: }

85: /*-----------------------------------------------------------*

86: * Function: get_data() *

87: * Purpose: This function gets the data from the user. It *

88: * continues to get data until either 100 people are *

89: * entered, or the user chooses not to continue. *

90: * Returns: nothing *

91: * Notes: This allows 0/0/0 to be entered for birthdates in *

92: * case the user is unsure. It also allows for 31 days *

93: * in each month. *

94: *-----------------------------------------------------------*/

LISTINGR2.1 continued

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