19 lines
457 B
Swift
19 lines
457 B
Swift
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//
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// StringExtension.swift
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// passKit
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//
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// Created by Yishi Lin on 2018/9/23.
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// Copyright © 2018 Bob Sun. All rights reserved.
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//
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import Foundation
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public extension String {
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func stringByAddingPercentEncodingForRFC3986() -> String? {
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let unreserved = "-._~/?"
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var allowed = CharacterSet.alphanumerics
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allowed.insert(charactersIn: unreserved)
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return addingPercentEncoding(withAllowedCharacters: allowed)
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}
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}
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