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QPUBUPUJQT
(FUUJOHBMM&OVNFMFNFOU
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ࣗݾհ
໊લኍ༤େ
৬छJ04&OHJOFFS
Α͘ษڧձͰࣗ࡞044ʹ͍ͭͯ
ͯ͠·͢ɻ໊͍ͭͨ͋ͩ4UBSޤ৯
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HJUIVCIUUQHJUIVCDPNCBOO[BJ
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ࠓ͓͢͠Δ༰
*OUܕͷ࿈൪ͷ&OVNͷͯ͢ͷཁૉΛऔಘͰ͖ΔϚ
ΠΫϩϥΠϒϥϦΛ։ൃ͠·ͨͷͰ͝հ
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͍ํ
FOVN:PVS&OVN*OU
&OVNFSBCMF\
DBTFPOF
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QSJOU :PVS&OVNFMFNFOUT
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UXP
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QSJOU :PVS&OVNDPVOU
*OUͰએݴ
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͍ํ
FOVN:PVS&OVN*OU
&OVNFSBCMF\
DBTFPOF
DBTFUXP
DBTFUISFF
^
QSJOU :PVS&OVNFMFNFOUT
<POF
UXP
UISFF>
QSJOU :PVS&OVNDPVOU
&OVNFSBCMFͱ͍͏ϓϩτίϧ͕͋ΔͷͰ४ڌ
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͍ํ
FOVN:PVS&OVN*OU
&OVNFSBCMF\
DBTFPOF
DBTFUXP
DBTFUISFF
^
QSJOU :PVS&OVNFMFNFOUT
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QSJOU :PVS&OVNDPVOU
FMFNFOUTͷDPVOU
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ίʔυ
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એݴ
public protocol Enumerable: RawRepresentable {
static var enumerate: AnySequence { get }
static var elements: [Self] { get }
static var count: Int { get }
static var startIndex: Int { get }
}
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࣮
public extension Enumerable where RawValue == Int {
public static var enumerate: AnySequence {
return AnySequence { () -> AnyIterator in
var i = startIndex
return AnyIterator { () -> Self? in
let element = Self(rawValue: i)
i += 1
return element
}
}
}
public static var elements: [Self] {
return Array(enumerate)
}
public static var count: Int {
return elements.count
}
public static var startIndex: Int {
return 0
}
}
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࣮
public extension Enumerable where RawValue == Int {
public static var enumerate: AnySequence {
return AnySequence { () -> AnyIterator in
var i = startIndex
return AnyIterator { () -> Self? in
let element = Self(rawValue: i)
i += 1
return element
}
}
}
public static var elements: [Self] {
return Array(enumerate)
}
public static var count: Int {
return elements.count
}
public static var startIndex: Int {
return 0
}
}
FMFNFOUTྻ
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࣮
public extension Enumerable where RawValue == Int {
public static var enumerate: AnySequence {
return AnySequence { () -> AnyIterator in
var i = startIndex
return AnyIterator { () -> Self? in
let element = Self(rawValue: i)
i += 1
return element
}
}
}
public static var elements: [Self] {
return Array(enumerate)
}
public static var count: Int {
return elements.count
}
public static var startIndex: Int {
return 0
}
}
FOVNFSBUF 4FRVFODF
͔Β࡞ΒΕΔ
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࣮
public extension Enumerable where RawValue == Int {
public static var enumerate: AnySequence {
return AnySequence { () -> AnyIterator in
var i = startIndex
return AnyIterator { () -> Self? in
let element = Self(rawValue: i)
i += 1
return element
}
}
}
public static var elements: [Self] {
return Array(enumerate)
}
public static var count: Int {
return elements.count
}
public static var startIndex: Int {
return 0
}
}
FOVNFSBUF
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public extension Enumerable where RawValue == Int {
public static var enumerate: AnySequence {
return AnySequence { () -> AnyIterator in
var i = startIndex
return AnyIterator { () -> Self? in
let element = Self(rawValue: i)
i += 1
return element
}
}
}
public static var elements: [Self] {
return Array(enumerate)
}
public static var count: Int {
return elements.count
}
public static var startIndex: Int {
return 0
}
}
͜ͷϧʔϓOJMΛฦ͢ͱऴΘΓ
OJMʹͳΔ·ͰͷཁૉͰྻΛ࡞Δ
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public extension Enumerable where RawValue == Int {
public static var enumerate: AnySequence {
return AnySequence { () -> AnyIterator in
var i = startIndex
return AnyIterator { () -> Self? in
let element = Self(rawValue: i)
i += 1
return element
}
}
}
public static var elements: [Self] {
return Array(enumerate)
}
public static var count: Int {
return elements.count
}
public static var startIndex: Int {
return 0
}
}
4FMG SBX7BMVF*OU
Ͱ&MFNFOUΛ࡞Δ
ରԠ͢Δͷ͕ͳ͔ͬͨΒOJM
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public extension Enumerable where RawValue == Int {
public static var enumerate: AnySequence {
return AnySequence { () -> AnyIterator in
var i = startIndex
return AnyIterator { () -> Self? in
let element = Self(rawValue: i)
i += 1
return element
}
}
}
public static var elements: [Self] {
return Array(enumerate)
}
public static var count: Int {
return elements.count
}
public static var startIndex: Int {
return 0
}
}
࿈൪Ͱ͋ΕJODSFNFOU͍͚ͯ͠
࣍ͷ&MFNFOU͕࡞ΒΕΔ
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public extension Enumerable where RawValue == Int {
public static var enumerate: AnySequence {
return AnySequence { () -> AnyIterator in
var i = startIndex
return AnyIterator { () -> Self? in
let element = Self(rawValue: i)
i += 1
return element
}
}
}
public static var elements: [Self] {
return Array(enumerate)
}
public static var count: Int {
return elements.count
}
public static var startIndex: Int {
return 0
}
}
࿈൪Ͱ͋ΕJODSFNFOU͍͚ͯ͠
࣍ͷ&MFNFOU͕࡞ΒΕΔ
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͑ͦ͏ͳ໘
ͱͱ6*$PMMFDUJPO7JFXɾ6*5BCMF7JFXͰ
4FDUJPOͷΛܾΊ͔ͨͬͨɻ%BUB4PVSDFͷؔͰ
ͦͷ&OVNΛݩʹذ͍ͨ͠ɻͦͷอূ͕ཉ͍͠
Ұએݴͨ͠&OVNΛมߋͨ͠߹ʹཁૉ͕উख
ʹมΘͬͯཉ͍͠
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͓·͚
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͓·͚
࣮)BTIBCMFʹ४ڌͯ͠ೖΕ
FMFNFOUTʹཁૉ͕ͯ͢ೖ͍ͬͯΔ
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ͨͩɺVOTBGFͳ͜ͱΛ͍ͯͯ҆͠શੑ͕อূͰ͖ͳ͍
ͷͰ͝༻ͷࡍؾΛ͚͍ͯͩ͘͞
IUUQTHJUIVCDPNCBOO[BJ&OVNFSBCMFUSFF
FOVNFSBCMF@BEPQU@IBTIBCMF
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·ͱΊ
ϑΝΠϧ͚ͩͷ؆୯ͳϥΠϒϥϦͳͷͰ
ϓϩδΣΫτʹೖΕͨΓɺίʔυίϐϖͰ͍͍͔͠
Ε·ͤΜ
*OU͚͔ͩ͠ରԠͰ͖ͯͳ͍Ͱ͚͢ͲɺศརͰ͢
ͪΐͬͱͰʮ͓ͬʯͬͯࢥͬͨͦ͜ͷ͋ͳͨ
4UBS͍ͩ͘͞
IUUQTHJUIVCDPNCBOO[BJ&OVNFSBCMF
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͓͠·͍