03fmt

	var n = 100
	var s = "沙河"
	//查看類型
	fmt.Printf("%T\n",n)
	//查看值
	fmt.Printf("%v\n",n)
	//查看二進制
	fmt.Printf("%b\n",n)
	//查看八進制
	fmt.Printf("%o\n",n)
	//查看十六進制
	fmt.Printf("%x\n",n)
	//字符串佔位符
	fmt.Printf("%s\n",s)
	//%v適用於任何類型
	fmt.Printf("%v\n",s)//沙河
	fmt.Printf("%#v\n",s)//"沙河"