C > Miscellaneous

Test bits

Test bits

#include <stdio.h>

int main(void) {
 char byte = 67;	
 int bitcount = 8; /* supposed bits in a byte */

 printf("char byte = 67 or binary ");
 for(; bitcount > 0; bitcount--) {
  /* if the high order bit is set [left one], print `1' */
  printf("%d", (byte & 128) ? 1 : 0 );
  byte <<= 1; /* push all bits to the left */
 } 
 printf("\n");

 return 0;
}