getbit() function K&R 2.9

                                    getbit() function 

#include
#include
int getbit(unsigned number, int position,int width )
{
return(number>>(position+1-width)) & ~(~0<

}

 int main ()

   {       unsigned int a ;
   
    a = getbit(0xA7,6,4);
    printf(" The extracted bit is %d = ", a);
    return 0;
    getch();
   

   }