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devjangir
/ Stack.swift
Last active
February 27, 2020 11:25
Generic Stack Implementation using protocol approach
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| import CoreFoundation | |
| //Generic Type Protocol | |
| public protocol Stackable { | |
| //Generic Type | |
| associatedtype E | |
| // Push - add new element to stack array | |
| mutating func push(_ element: E) |
devjangir
/ Enum.swift
Last active
June 13, 2017 11:59
Working with Enums ( Add functions using Protocol )
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| // A Protocol that has update function to update Device State | |
| protocol State { | |
| // function is mutating so that Enum and structure can update the self | |
| mutating func update() | |
| } | |
| // Enum wit Active and Inactive Device state | |
| enum DeviceState : State { | |
devjangir
/ currency.swift
Last active
April 2, 2017 17:32
Use NSNumberFormatter in Swift to Make Currency Numbers Easy to Read
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| var currencyFormatter = NumberFormatter() | |
| currencyFormatter.usesGroupingSeparator = true | |
| currencyFormatter.numberStyle = NumberFormatter.Style.currency | |
| // localize to your grouping and decimal separator | |
| // set locale to Spanish | |
| currencyFormatter.locale = Locale(identifier: "eu_ES") | |
| var priceString = currencyFormatter.string(from: 12.50) | |
| print(priceString) //output : ("12,50 €") | |
| // set locale to US |