swift-07-使用for-in 遍曆數組

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//for-in


/*


for 迭代變數 in集合變數

{

     使用迭代變數便利所有資料


}


*/

//遍曆數組

var arr = ["a" ,"b" ,"c" ,"d"]


for tempinarr

{

    print(temp)

    print("\t")

}



//

var array:[(String,Int,String)] = [("張三",20,"男"),("王三",30,"男"),("張浩",50,"女")]


for vinarr

{

    if v.0 =="王三"    {

        print(v)

        break

        

    }

    

}


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swift-07-使用for-in 遍曆數組

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