C语言杂项

code • 2022-4-24 • C • 阅读 49

一结构体赋值

编译器 keil 5
芯片 nordic52833

	typedef struct{
		uint8_t a;
		uint8_t b;
		uint32_t c;
	}test_copy_t, *test_copy_pt;
	
	test_copy_t m1;
	test_copy_t m2;
	m1.a = 10;
	m1.b = 20;
	m1.c = 100;
	
	memset(&m2, 0, sizeof(m2));
	
	test_copy_pt pm1 = &m1;
	
	test_copy_pt pm2 = &m2;

	//这个赋值语句可以把变量m1的类容全部赋值给变量m2
	*pm2 = *pm1;