The Swift Foundation method in combat

1. The same as before

2. Code

1 //2 //Viewcontroller.swift3 //Switflesson_exam4 //5 //Created by Sheyulon on 14-10-7.6 //Copyright (c) 2014 Dylan. All rights reserved.7 //8 9 Import UIKitTen  One classViewcontroller:uiviewcontroller { A  -     Overridefunc viewdidload () { - super.viewdidload () the          -         //1. -         //Change Temper -         //initialization of 2 types of tuples +var a ="Alice" -var B ="Dylan" +var myType =(A, b) A          at var name:string - var family:string -(name, family) = ("Alice","Dylan") -          -         //test func Change -Swap (&a, with: &b) in println (a) - println (b) to          +         //2. -         //Print String the         //test func flexstring *println (Flexstrings (S1:"Alice", S2:"Dylan")) $         Panax Notoginseng         //3. -         //Sumany the         //test func Sumany +println (Sumany (1,2,3)) A          the         //4. +         //Countfrom -         //test func Countfrom $Countfrom (from:1, to:5) $     } -      -     /** the 1. Fun Change - Exchange values for 2 arbitrary objectsWuyi     */ theFunc swap<t>(InOut a:t, inout with b:t) { -(A, b) =(b, a) Wu     } -      About     /** $ 2. Func flexstrings - Output String -     */ -Func flexstrings (s1:string ="", s2:string =""),String { A         returnS1 + s2 = =""?"None": s1+S2 +     } the      -     /** $ 3. Func Sumany the     */ theFunc Sumany (Anys:any ...)String { the         returnString ( the(Anys.map ({iteminch -                 SwitchItem { in                  Case ""  asString,0  asInt: the                     return-Ten the                  CaseLet S asStringwhereS.toint () >0: About                     returnS.toint ()! the                  Case  isInt: the                     returnItem asInt the                 default: +                     return 0 -                 } the}) as[Int]). Reduce0, combine: {Bayi$0+ $1 the             }) the         ) -     } -      the     /** the 4. Func Countfrom the     */ the func countfrom (#from: Int, to:int) { - println (from) the         ifFrom <To { theCountfrom (From:from +1, to:to) the         }94     } the  the     Overridefunc didreceivememorywarning () { the super.didreceivememorywarning ()98         //Dispose of any resources the can be recreated. About     } - 101 102}

The Swift Foundation method in combat