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Swift 如何显示任何项目?_Swift_Xcode - Fatal编程技术网

Swift 如何显示任何项目?

Swift 如何显示任何项目?,swift,xcode,Swift,Xcode,如何显示任何项目?提供的代码返回一个错误 func test() -> [Any] { let Num1 = Double(10.123456) let Num2 = Double(10.543221) let n1: [Any] = [Num1] let n2: [Any] = [Num2] return [n1, n2] } let var = test() print(var[0][1]) 错误: “Any”类型的值没有下标您只需

如何显示任何项目?提供的代码返回一个错误

func test() -> [Any] {
    
    let Num1 = Double(10.123456)
    let Num2 = Double(10.543221)

    let n1: [Any] = [Num1]
    let n2: [Any] = [Num2]

return [n1, n2]


}

let var = test()
print(var[0][1])
错误:
“Any”类型的值没有下标

您只需将返回类型更改为二维数组:

func test() -> [[Any]] {