home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Shareware Overload
/
ShartewareOverload.cdr
/
progm
/
ctutor2.zip
/
BITFIELD.C
< prev
next >
Wrap
Text File
|
1989-11-10
|
1KB
|
47 lines
/* Chapter 11 - Program 7 */
#include "stdio.h"
void main()
{
union {
int index;
struct {
unsigned int x : 1;
unsigned int y : 2;
unsigned int z : 2;
} bits;
} number;
for (number.index = 0;number.index < 20;number.index++) {
printf("index = %3d, bits = %3d%3d%3d\n",number.index,
number.bits.z,number.bits.y,number.bits.x);
}
}
/* Result of execution
index = 0, bits = 0 0 0
index = 1, bits = 0 0 1
index = 2, bits = 0 1 0
index = 3, bits = 0 1 1
index = 4, bits = 0 2 0
index = 5, bits = 0 2 1
index = 6, bits = 0 3 0
index = 7, bits = 0 3 1
index = 8, bits = 1 0 0
index = 9, bits = 1 0 1
index = 10, bits = 1 1 0
index = 11, bits = 1 1 1
index = 12, bits = 1 2 0
index = 13, bits = 1 2 1
index = 14, bits = 1 3 0
index = 15, bits = 1 3 1
index = 16, bits = 2 0 0
index = 17, bits = 2 0 1
index = 18, bits = 2 1 0
index = 19, bits = 2 1 1
*/