struct mybitfields { unsigned short a : 4; unsigned short b : 5; unsigned short c : 7; }test; void main(void) { int i; test.a=2; test.b=3; test.c=0; i=*((short *)&test); printf("%d ",i); }
C++ Bit Fields Visual Studio 2012 其他版本 此主题尚未评级 - 评价此主题 Classes and structures can contain members that occupy less storage than an integral type. These members are speci
The following properties of bit fields are implementation-defined 1、 The value that results from assigning or initializing a bit field with a value out of range, or from incrementing a bit field p
在C语言中bit feild 位域. A bit field declaration is a struct or union member declaration。 an integer constant expression with a value greater or equal to zero and less or equal the number of bits in
C 位域 C 语言的位域(bit-field)是一种特殊的结构体成员,允许我们按位对成员进行定义,指定其占用的位数。 如果程序的结构中包含多个开关的变量,即变量值为 TRUE/FALSE,如下: struct{unsigned int widthValidated;unsigned int heightValidated;} status; 这种结构需要 8 字节的内存空间,但在实际