0372デフォルトの名無しさん (ワッチョイ 6a96-8BZG)
2017/10/10(火) 00:19:08.18ID:9k+Hkwgm0コーディング量が減るし
let age: Int = calculateAge(fromBirthday: birthday)
let age = calculateAge(fromBirthday: birthday)
let name: String = nameField.text.stringByTrimmingCharactersInSet(.whitespaceCharacterSet())
let name = nameField.text.stringByTrimmingCharactersInSet(.whitespaceCharacterSet())
紛らわしい変数名とか使わなければ型は自明なケースも多い