union.c

来自「单片及c语言轻松入门的随书光盘」· C语言 代码 · 共 11 行

#define uchar unsigned char
void main()
{	union 
	{	float f;
		uchar c[4];
	}x;
	x.f=1000.01;
	for(;;)
	{	x.f++;
	}
}