42 lines
1.1 KiB
Swift
42 lines
1.1 KiB
Swift
//
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// StringExtension.swift
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// TMSwiftUtilitiesPackageDescription
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//
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// Created by 417.72KI on 2018/04/05.
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//
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import Foundation
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extension String {
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/// returns `NSString.lastPathComponent` directly
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var lastPathComponent: String {
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return (self as NSString).lastPathComponent
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}
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/// returns `NSString.pathExtension` directly
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var pathExtension: String {
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return (self as NSString).pathExtension
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}
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}
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extension String{
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/// その文字列がメールアドレスかどうか調べる
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func isEmailFormat() -> Bool {
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let emailRegEx = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}"
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let emailTest = NSPredicate(format:"SELF MATCHES %@", emailRegEx)
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let result = emailTest.evaluate(with: self)
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return result
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}
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/// 半角英数と.のみ許可する
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func isUserCodeFormat() -> Bool {
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let userCodeRegEx = "[A-Z0-9a-z.]+"
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let userCodeTest = NSPredicate(format:"SELF MATCHES %@", userCodeRegEx)
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let result = userCodeTest.evaluate(with: self)
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return result
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}
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}
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