17/04/19 11:22:12.10 2o4P71X40.net
>>378
let fn1: ((Int, Int)) -> Void = { x in
print(x.0 + x.1)
}
fn1((1,2)) // => 3
//fn1(1,2) // error: extra argument、引数が多すぎ！
17/04/19 11:22:12.10 2o4P71X40.net
>>378
let fn1: ((Int, Int)) -> Void = { x in
print(x.0 + x.1)
}
fn1((1,2)) // => 3
//fn1(1,2) // error: extra argument、引数が多すぎ！