#include <stdio.h>
int main()
{
unsigned char num1 = 0; // 3: 0000 0011
//printf("%u\n", num1 = num1 | 1 << 0); // 24: 0001 1000: num1의 비트 값을 왼쪽으로 3번 이동
//printf("%u\n", num1 = num1 | 1 << 0);
for (int i = 0; i < 4; i++)
{
if (num1 & (1 << i))
printf("TURE i = %d , %u\n", i, num1 & (1 << i));
else
printf("FALSE i = %d , %u\n", i, num1 & (1 << i));
}
return 0;
}
DATABASE_TEST.zip （20个子文件） 
.vs ConsoleApplication2 v14 
.suo 27KB ConsoleApplication2.sln 1KB ConsoleApplication2 ConsoleApplication2.vcxproj.filters 959B ConsoleApplication2.vcxproj 7KB test.c 430B Debug test.obj 6KB ConsoleApplication2.log 314B vc140.pdb 76KB vc140.idb 27KB ConsoleA.7AF0D100.tlog CL.write.1.tlog 928B CL.read.1.tlog 2KB CL.command.1.tlog 874B ConsoleApplication2.lastbuildstate 247B link.write.1.tlog 910B link.command.1.tlog 2KB link.read.1.tlog 3KB ConsoleApplication2.VC.db 1.45MB Debug 
ConsoleApplication2.exe 37KB ConsoleApplication2.ilk 290KB ConsoleApplication2.pdb 628KB资源评论
