38 lines
1.0 KiB
Swift
38 lines
1.0 KiB
Swift
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//
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// String+Extension.swift
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// TUIRoomKit
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//
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// Created by aby on 2022/12/26.
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// Copyright © 2022 Tencent. All rights reserved.
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//
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import Foundation
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extension String {
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func addIntervalSpace(intervalStr: String, interval: Int) -> String {
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var output = ""
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enumerated().forEach { index, c in
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if (index % interval == 0) && index > 0 {
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output += intervalStr
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}
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output.append(c)
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}
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return output
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}
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func convertToDic() -> [String : Any]?{
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guard let data = self.data(using: String.Encoding.utf8) else { return nil }
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if let dict = try? JSONSerialization.jsonObject(with: data,
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options: .mutableContainers) as? [String : Any] {
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return dict
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}
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return nil
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}
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func isStringOnlyDigits() -> Bool {
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let regex = "^[0-9]+$"
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let predicate = NSPredicate(format: "SELF MATCHES %@", regex)
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return predicate.evaluate(with: self)
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}
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}
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