yossan

extension String {
    func first(_ search: String) -> Int {
        var hit: Int = -1
        next: for i in 0..<(self.characters.count - search.characters.count) {
            for j in 0..<search.characters.count {
                let n = self.characters[self.index(self.startIndex, offsetBy: (i+j))]
                let s = search.characters[search.index(search.startIndex, offsetBy: j)]
                if n != s {
                    break
                } else if j == search.characters.count - 1 {

yossan

import Foundation

extension Data {
    func uint16() -> AnySequence<UInt16>? {
        guard self.count % 2 == 0
            else { return nil }

        return AnySequence<UInt16> { () -> AnyIterator<UInt16> in 
            let size = self.count / 2
            var currentIndex = 0

yossan

import Foundation

struct UInt16Sequence: Sequence, IteratorProtocol {
    var data: Data

    init?(data: Data) {
        guard data.count % 2 == 0
            else { return nil }
        self.data = data
    }

yossan

import Foundation

struct Data16: Sequence, IteratorProtocol {
    let data8: Data
    init(_ data8: Data) {
        self.data8 = data8
        self.currentIndex = 0
    }

    var currentIndex: Int

yossan

extension Array {
   /**
    Create a new array containing the generating element.
    
    - parameter generator: The Function to generate element. 
    - parameter count: The number of times to repeat the value passed in the repeatingFunc parameter. 
    */
   init(repeatingFunc generator: () -> Element, count: Int) {
        self.init()
        for _ in 0..<count {

yossan

import Foundation

let constants = [
NSLocaleIdentifier,
NSLocaleLanguageCode,
NSLocaleCountryCode,
NSLocaleScriptCode,
NSLocaleVariantCode,
NSLocaleExemplarCharacterSet,
NSLocaleCalendar,

yossan

import Foundation
/*
NSLocaleについて
# 特徴
設定できるのが最初の言語と国が指定できるlocaleIdentifierのみ。
出力オンリー。

言語ごとに、文字名を出力させることが出来る。
ex 言語を日本語に設定すると以下の出力は日本語になり、
   英語にすると英語で出力される。

yossan

import Foundation

let idts = NSLocale.availableLocaleIdentifiers()
print(idts)
/*
["eu",
 "hr_BA",
 "en_CM",
 "rw_RW",
 "en_SZ", 

yossan

import Foundation

let ret = NSNumberFormatter.localizedStringFromNumber(111111111, numberStyle:NSNumberFormatterStyle.SpellOutStyle)

print("ret = \(ret)")


let nf = NSNumberFormatter()
nf.locale = NSLocale(localeIdentifier:"ja_JP")
nf.numberStyle = NSNumberFormatterStyle.SpellOutStyle