Swift语法介绍: 循环
普通for循环
//传统写法
for var i = 0; i < 10; i++ {
print("the current i Value: \(i)")
}
//swift3.0推荐写法
for i in 0 ..< 10 {
print("the current i Value: \(i)")
}
运行结果:
forin循环
let numbers = [0,1,2,3,4]
for var i in numbers {
print(i)
}
let names = ["hell0","world","let's","start"]
for var string in names {
print(string)
}
运行结果:
while循环
var j = 0
while j < 5 {
j += 1
print(j)
}
运行结果:
代码下载
https://github.com/99ios/SwiftBasic