seifeet

//: Playground - noun: a place where people can play

import UIKit

var timeDiff: Double = 0

public extension String {
    public var isNumericRegex: Bool {
        return range(of: "(^-?[\\d]+$)|(-?[\\d]+[.,]{1}[\\d]+$)",
                     options: String.CompareOptions.regularExpression, range: nil, locale: nil) != nil

seifeet

/*:
 > # IMPORTANT: To use `ReactiveSwift.playground`, please:
 
 1. Retrieve the project dependencies using one of the following terminal commands from the ReactiveSwift project root directory:
    - `git submodule update --init`
 **OR**, if you have [Carthage](https://github.com/Carthage/Carthage) installed
    - `carthage checkout --no-use-binaries`
 1. Open `ReactiveSwift.xcworkspace`
 1. Build `Result-Mac` scheme
 1. Build `ReactiveSwift-macOS` scheme