Set and Get the System Time

26. Program to set and get the system time?

Program

#include<dos.h>

#include<conio.h>

#include<stdio.h>

void main()

{

 union REGS in,out;

 int hr,min,sec;

 clrscr();

/*----Getting the System Time----*/

 in.h.ah=0X2C;

 int86(0X21,&in,&out);

 printf("\nCURRENT SYSTEM TIME: %d: %d: %d",out.h.ch,out.h.cl,out.h.dh);

/*----Setting the System Time----*/

 printf("\nENTER NEW TIME:");

 printf("\nHOURS:");

 scanf("%d",&hr);

 in.h.ch=hr;

 printf("\nMINUTE:");

 scanf("%d",&min);

 in.h.cl=min;

 printf("\nSECONDS:");

 scanf("%d",&sec);

 in.h.dh=sec;

 in.h.ah=0X2D;

 int86(0X21,&in,&out);

 printf("\nNEW SYSTEM TIME: %d: %d: %d",out.h.ch,out.h.cl,out.h.dh);

 getch();

}

Output

CURRENT SYSTEM TIME: 15: 56: 17                                                

ENTER NEW TIME:                                                                

HOURS:3                                                                        

                                                                               

MINUTE:15                                                                       

                                                                               

SECONDS:20                                                                     

                                                                                

NEW SYSTEM TIME: 3: 15: 20