rintaro

let a = { $0 }(1,2,3) print(a)

Version:

swift-3.1.1-RELEASE

Output:

(1, 2, 3)

Error:

Version:

swift-4.1-RELEASE

Output:

Error:

/usercode/main.swift:1:18: error: extra argument in call let a = { $0 }(1,2,3) ^