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SPStringExtenshion.swift
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SPStringExtenshion.swift
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// The MIT License (MIT)
// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
import Foundation
import UIKit
extension String {
mutating func dropLast(substring: String) {
if self.hasSuffix(substring) {
self = String(dropLast(substring.count))
}
}
mutating func dropFirst(substring: String) {
if self.hasPrefix(substring) {
self = String(dropFirst(substring.count))
}
}
func uppercasedFirstLetter() -> String {
let lowercaseSctring = self.lowercased()
return lowercaseSctring.prefix(1).uppercased() + lowercaseSctring.dropFirst()
}
mutating func uppercaseFirstLetter() {
self = self.uppercasedFirstLetter()
}
func removeAllSpaces() -> String {
return self.components(separatedBy: .whitespaces).joined()
}
mutating func removeAllSpaces() {
self = self.removeAllSpaces()
}
var isEmail: Bool {
let emailRegEx = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,64}"
let emailTest = NSPredicate(format:"SELF MATCHES %@", emailRegEx)
return emailTest.evaluate(with: self)
}
var isLink: Bool {
if let url = URL(string: self) {
return UIApplication.shared.canOpenURL(url)
}
return false
}
mutating func reduce(minimumFractionDigits: Int = 0, maximumFractionDigits: Int) {
let formatter = NumberFormatter()
formatter.minimumFractionDigits = minimumFractionDigits
formatter.maximumFractionDigits = maximumFractionDigits
let int = Double(self)
if int != nil {
let number = NSNumber.init(value: int!)
if var newValue = formatter.string(from: number) {
newValue.replace(",", with: ".")
self = newValue
}
}
}
mutating func replace(_ replacingString: String, with newString: String) {
self = self.replacingOccurrences(of: replacingString, with: newString)
}
}