关于&*(掩码乘法运算符)
2018-08-23 本文已影响28人
桐丘
参照 Swift API 以Int8(取值范围-128 ~ 127
)为例:
![](https://img.haomeiwen.com/i187833/d88883e90c0ebf54.png)
示例源代码:
override func viewDidLoad() {
super.viewDidLoad()
let x: Int8 = 16 &* 7
let y: Int8 = 32 &* 4
let m: Int8 = 10 &* 5
let n: Int8 = 10 &* 50
print(x)
print(y)
print(m)
print(n)
}
示例控制台输出:
![](https://img.haomeiwen.com/i187833/5c120159b412c9d9.png)