Loop(38)

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源代码:

////  Loop.swift////  Created by chenzhen on 16/7/30.//  From 大连东软信息学院//  Copyright © 2016年 zhen7216. All rights reserved.//import Foundation//for 循环for i in 0..<1 {    print("\(i)*\(i) = \(i*i)")}print("************")//while 循环var a = 0while a * a < 10000 {    a += 1}print("a = \(a)")print("************")//repeat...while 循环var b = 0repeat {    b += 1} while b * b < 10000print ("b = \(b)")print("************")//for inlet numbers = [1, 2, 3, 4]for (index, element) in numbers.enumerate() {    print("Item \(index): \(element)")}
运行结果:



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