iOSDC令和時代のXML処理を考える

令和時代のXML処理を考える 〜もしあなたが巨大なXMLと相見える(あいまみえる)ことになったら〜 iOSDC Japan 2022

Transcript

1. 
   ೔޲ڧ
   5TVZPTIJ
   )ZVHB ྩ࿨࣌୅ͷ9.-ॲཧΛ ߟ͑Δ ʙ΋͋͠ͳ͕ͨڊେͳ9.-ͱ૬ݟ͑Δ͜ͱʹͳͬͨ Βʙ
2. ηογϣϯΛݟΒΕ͍ͯΔօ͞Μ ͸͡Ίʹ
3. w ͳͥࠓ9.-ʁ ηογϣϯΛݟΒΕ͍ͯΔօ͞Μ ͸͡Ίʹ
4. 9.-͸͋ͳͨͷۙ͘ʹ ͍ΔΑ
5. 9*# 9.-
   *OUFSGBDF
   #VJMEFS
6. 9*# 9.-
   *OUFSGBDF
   #VJMEFS <?xml version="1.0" encoding="UTF-8"?> <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="20037" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="Y6W-OH-hqX"> <device id="retina5_9" orientation="portrait" appearance="light"/> <dependencies> <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="20020"/> <capability name="Safe area layout guides" minToolsVersion="9.0"/> <capability name="System colors in document resources" minToolsVersion="11.0"/> <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/> </dependencies> <scenes> <!--Top View Controller--> <scene sceneID="s0d-6b-0kx"> <objects> <viewController id="Y6W-OH-hqX" customClass="TopViewController" customModule="WinkCamera" customModuleProvider="target" sceneMemberID="viewController"> <view key="view" contentMode="scaleToFill" insetsLayoutMarginsFromSafeArea="NO" id="5EZ-qb-Rvc" customClass="PreviewView" customModule="WinkCamera" customModuleProvider="target"> <rect key="frame" x="0.0" y="0.0" width="375" height="812"/> <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/> <viewLayoutGuide key="safeArea" id="Yhj-UR-jNr"/> <color key="backgroundColor" systemColor="systemBackgroundColor"/> </view> <connections> <outlet property="previewView" destination="5EZ-qb-Rvc" id="eQc-tb-WN6"/> <outlet property="winkControl" destination="eOh-BF-nHF" id="ueK-OC-EJQ"/> </connections> </viewController> <placeholder placeholderIdentifier="IBFirstResponder" id="Ief-a0-LHa" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/> <customObject id="eOh-BF-nHF" customClass="WinkControl" customModule="WinkCamera" customModuleProvider="target"> <connections> <action selector="takePhoto:" destination="CVf-dU-zam" eventType="valueChanged" id="jmL-r1-JhV"/> </connections> </customObject> <exit id="CVf-dU-zam" userLabel="Exit" sceneMemberID="exit"/> </objects> <point key="canvasLocation" x="35" y="104"/> </scene> </scenes> <resources> <systemColor name="systemBackgroundColor"> <color white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/> </systemColor> </resources> </document> •
7. )FBMUI,JU ݈߁σʔλ
8. )FBMUI,JU ݈߁σʔλ w ϔϧεέΞ
   w ϒϥ΢ζ
   w ͢΂ͯͷϔϧεέΞσ ʔλΛॻ͖ग़͢
   w 9.-Ͱॻ͖ग़͞Ε Δ
9. &16# ిࢠॻ੶ϑΝΠϧϑΥʔϚοτ w ϚϯΨͳͲɺిࢠॻ੶ʹ࢖ ΘΕΔϑΥʔϚοτ
10. ອը͸͋ͳͨͷۙ͘ʹ͍ ΔΑ
11. J04ʹΑΔ9.-ͷॲཧ
12. ͷલʹ
13. J04ʹΑΔ+40/ͷॲཧ
14. J04ʹΑΔ9.-ͷॲཧ J04ʹΑΔ+40/ͷॲཧͷ৔߹ $PEBCMF
    +40/σʔλͷ৔߹ɺ$PEBCMFΛ࢖͏͜ͱͰ+40/ΛΦϒδΣΫτԽ
15. J04ʹΑΔ9.-ͷॲཧ J04ʹΑΔ+40/ͷॲཧͷ৔߹
    9.-ͷ৔߹͸ʁ
16. %0.
17. w 9.-σʔλΛಡΈࠐΈɺΞΫηεՄೳʹͨ͠Ϟσϧ
    w 9.-Λ%0.ԽͰ͖Δ"1*͕͋Ε͹ɺJ04Ͱ΋ΦϒδΣΫτͱ͠ ͯѻ͑ͦ͏ %PDVNFOU
    0CKFDU
    .PEFM %0.
18. 9.-
    "1*
19. w 9.-%PDVNFOU
    w 9.-1BSTFS
    w MJCYNM ఏڙ͞Ε͍ͯΔ"1* 9.-
    "1*
20. w 9.-%PDVNFOU
    ˡ
    %0.ʹରԠ
    w 9.-1BSTFS
    w MJCYNM ఏڙ͞Ε͍ͯΔ"1* 9.-
    "1*
21. ·ͱΊ
22. w 9.-Λ%0.ͱͯ͠ѻ͏ͱ͖͸9.-%PDVNFOUΛ࢖͓͏ʂ ྩ࿨࣌୅ͷ9.-ॲཧΛߟ͑Δ ·ͱΊ
23. ࣮ࡍʹ࢖ͬͯΈΔ
24. ࣮ࡍʹ࢖ͬͯΈΔ 9.-%PDVNFOU w 9.-%PDVNFOUΛ࢖ͬͯ ͷ9.-಺༰දࣔ let data = NSDataAsset(name: "Rss")!.data let doc = try! XMLDocument(data: data) text = doc.rootElement()? .elements(forName: "channel").first? .elements(forName: "title").first? .stringValue ?? "" print(text) // RSSͷλΠτϧදࣔ
25. ࣮ࡍʹ࢖ͬͯΈΔ 9.-%PDVNFOU w 9.-%PDVNFOUΛ࢖ͬͯ ͷ9.-಺༰දࣔ
    w 9.-%PDVNFOU͕J04 Ͱ͸ϏϧυΤϥʔ let data = NSDataAsset(name: "Rss")!.data // Cannot find 'XMLDocument' in scope let doc = try! XMLDocument(data: data) text = doc.rootElement()? .elements(forName: "channel").first? .elements(forName: "title").first? .stringValue ?? "" print(text) // RSSͷλΠτϧදࣔ
26. IUUQTEFWFMPQFSBQQMFDPN EPDVNFOUBUJPOGPVOEBUJPO YNMEPDVNFOU
27. ࣮ࡍʹ࢖ͬͯΈΔ 9.-%PDVNFOU w 9.-%PDVNFOUΛ࢖ͬͯ ͷ9.-಺༰දࣔ
    w 9.-%PDVNFOU͕J04 Ͱ͸ϏϧυΤϥʔ
    w 9.-%PDVNFOU͸ NBD04ͷΈͷରԠ let data = NSDataAsset(name: "Rss")!.data #if os(macOS) let doc = try! XMLDocument(data: data) text = doc.rootElement()? .elements(forName: "channel").first? .elements(forName: "title").first? .stringValue ?? "" #endif print(text) // RSSͷλΠτϧදࣔ
28. w 9.-Λѻ͏ͱ͖͸9.-%PDVNFOUΛ࢖͓͏ʂ
    w J04Ͱ͸࢖͑ͳ͍ʂ ྩ࿨࣌୅ͷ9.-ॲཧΛߟ͑Δ ·ͱΊ
29. ผͳํ๏Ͱ%0.Λ࡞Δ
30. w 9.-%PDVNFOU
    w 9.-1BSTFS
    w MJCYNM ఏڙ͞Ε͍ͯΔ"1* 9.-
    "1*
31. w 9.-%PDVNFOU
    w 9.-1BSTFS
    w MJCYNM
    ˡ
    ͜ΕΛ࢖ͬͯ%0.Λ࡞Εͦ͏
    w MJCYNM͸$ͷϥΠϒϥϦ ఏڙ͞Ε͍ͯΔ"1* 9.-
    "1*
32. 0CKFDUJWF$
33. MJCYNM 0CKFDUJWF$ NSURL* url; auto fileUrl = [[url absoluteString] UTF8String]; auto document = xmlReadFile(fileUrl, NULL, XML_PARSE_HUGE); auto cur = xmlDocGetRootElement(document); if (xmlStrcmp(cur->name, (xmlChar *)"HealthData") != 0) { return @""; } cur = cur->children; while (cur != NULL) { if ((!xmlStrcmp(cur->name, (const xmlChar*)”ExportDate"))) { auto value = xmlGetProp(cur, (xmlChar *)"value"); auto valueString = [NSString stringWithCString:(char*)value encoding:NSUTF8StringEncoding]; return valueString; // xmlͷग़ྗ೔෇औಘ } cur = cur->next; } return @"";
34. ϔϧεέΞσʔλΛ
    ಡΈࠐΜͰΈΑ͏
35. MJCYNMʹΑΔಡΈࠐΈ ϔϧεέΞσʔλͷಡΈࠐΈ w ϔϧεέΞσʔλͷYNMϑ ΝΠϧΛಡΈࠐΈ
36. MJCYNMʹΑΔಡΈࠐΈ ϔϧεέΞσʔλͷಡΈࠐΈ w ϔϧεέΞσʔλͷYNMϑ ΝΠϧΛಡΈࠐΈ
    w (͋Γ·͢
37. MJCYNMʹΑΔಡΈࠐΈ ϔϧεέΞσʔλͷಡΈࠐΈ w ϔϧεέΞσʔλͷYNMϑ ΝΠϧΛಡΈࠐΈ
    w (͋Γ·͢ let url = Bundle.main.url(forResource: "export", withExtension: "xml")! let start = Date() // ಺෦ͰlibxmlΛ࢖ͬͯಡΈࠐΈ let obj = MyObject(url: url) text = obj.readText() let end = Date() print(start.distance(to: end)) print(text)
38. MJCYNMʹΑΔಡΈࠐΈ ϔϧεέΞσʔλͷಡΈࠐΈ w ϔϧεέΞσʔλͷYNMϑ ΝΠϧΛಡΈࠐΈ
    w (͋Γ·͢
    w ಡΈࠐΈ͢Δͷʹ ඵ͔͔Δ let url = Bundle.main.url(forResource: "export", withExtension: "xml")! let start = Date() // ಺෦ͰlibxmlΛ࢖ͬͯಡΈࠐΈ let obj = MyObject(url: url) text = obj.readText() let end = Date() print(start.distance(to: end)) //←35ඵ print(text)
40. w 4"9 &WFOU%SJWFO
    9.-
    w %0. 5SFF#BTFE
    9.- 9.-ॲཧͷछྨ Ұൠతͳ9.-ͷղੳ
41. w 4"9 &WFOU%SJWFO
    9.-
    w 9.-Λઌ಄͔ΒಡΈࠐΈɺಛ௃఺͕ݟ͔ͭΔͨͼʹΠϕϯτͱͯ͠ฦ͢
    w 9.-1BSTFS
    w %0. 5SFF#BTFE
    9.-
    w 9.-ΛશͯಡΈࠐΜͰΦϒδΣΫτԽ͠ɺΦϒδΣΫτ͔Βඞཁͳσʔ λʹΞΫηε͢Δ
    w େྔͷϦιʔε͕ඞཁʹͳΔ
    w 9.-%PDVNFOU .BDͷΈ 9.-ॲཧͷछྨ Ұൠతͳ9.-ͷղੳ
42. J04Ͱͷશͯͷσʔλͷ
    ಡΈࠐΈ͸ݱ࣮తͰ͸ͳ͍
43. w 9.-%PDVNFOU
    w 9.-1BSTFS
    ˡ
    J04͸͜Ε
    w MJCYNM ఏڙ͞Ε͍ͯΔ"1* 9.-
    "1*
44. 9.-1BSTFSΛ࢖༻͢Δ
45. 9.-1BSTFSʹΑΔಡΈࠐΈ ϔϧεέΞσʔλͷಡΈࠐΈ w ϔϧεέΞσʔλͷYNMϑ ΝΠϧΛಡΈࠐΈ
    w (ͷYNMϑΝΠϧ let url = Bundle.main.url(forResource: "export", withExtension: "xml")! let start = Date() let parser = XMLParser(contentsOf: url)! // ඞཁͳ஋Λऔಘ͢ΔͨΊͷॲཧΛdelegateʹ࣮૷ parser.delegate = self parser.parse() let end = Date() print(text) print(start.distance(to: end))
46. 9.-1BSTFSʹΑΔಡΈࠐΈ ϔϧεέΞσʔλͷಡΈࠐΈ w ϔϧεέΞσʔλͷYNMϑ ΝΠϧΛಡΈࠐΈ
    w (ͷYNMϑΝΠϧ
    w ඵͰඞཁͳςΩε τ͕औಘͰ͖Δ
    w ΠϕϯτΛ؂ࢹ͠ɺඞ ཁͳσʔλΛऔಘ͠ऴ ͑ͨΒૣظऴྃ͢Δ let url = Bundle.main.url(forResource: "export", withExtension: "xml")! let start = Date() let parser = XMLParser(contentsOf: url)! // ඞཁͳ஋Λऔಘ͢ΔͨΊͷॲཧΛdelegateʹ࣮૷ parser.delegate = self parser.parse() let end = Date() print(text) print(start.distance(to: end)) // ← 0.2ඵ
47. 9.-1BSTFSʹΑΔಡΈࠐΈ ϔϧεέΞσʔλͷಡΈࠐΈ w ϔϧεέΞσʔλͷYNMϑ ΝΠϧΛಡΈࠐΈ
    w (ͷYNMϑΝΠϧ
    w ඵͰඞཁͳςΩε τ͕औಘͰ͖Δ
    w ΠϕϯτΛ؂ࢹ͠ɺඞ ཁͳσʔλΛऔಘ͠ऴ ͑ͨΒૣظऴྃ͢Δ // MARK: - XMLParserDelegate func parser(_ parser: XMLParser, didStartElement elementName: String, namespaceURI: String?, qualifiedName qName: String?, attributes attributeDict: [String : String] = [:]) { // σʔλऔಘʹඞཁͳॲཧΛߦ͏ } func parser(_ parser: XMLParser, didEndElement elementName: String, namespaceURI: String?, qualifiedName qName: String?) { // ඞཁͳσʔλ͕औಘͰ͖ͨΒɺXMLParserΛૣظऴྃ parser.abortParsing() }
48. 9.-1BSTFSͷ࢖͍ํ
49. 9.-1BSTFS खॱ w 9.-1BSTFSͷॳظԽ
    w %BUB
    w *OQVU4USFBN
    w 63-
    w 9.-1BSTFS%FMFHBUFΛઃఆͯ͠ ΠϕϯτΛड͚औΕΔΑ͏ʹ͢Δ
    w 9.-1BSTFSQBSTF Λ࣮ߦͯ͠ ֤छΠϕϯτΛEFMFHBUFͰॲཧ
50. 9.-1BSTFS खॱ w 9.-1BSTFSͷॳظԽ
    w %BUB
    w *OQVU4USFBN
    w 63-
    w 9.-1BSTFS%FMFHBUFΛઃఆͯ͠ ΠϕϯτΛड͚औΕΔΑ͏ʹ͢Δ
    w 9.-1BSTFSQBSTF Λ࣮ߦͯ͠ ֤छΠϕϯτΛEFMFHBUFͰॲཧ let parser = XMLParser(contentsOf: url)! // ॳظԽ parser.delegate = self //delegateઃఆ parser.parse() // ॲཧ։࢝
51. Α͘࢖͏GVOD 9.-1BSTFS%FMFHBUF
52. w 9.-1BSTFS%FMFHBUFQBSTFS @EJE4UBSU&MFNFOUOBNFTQBDF63*RV BMJ fi FE/BNFBUUSJCVUFT
    w ཁૉ໊ͷ։͕࢝ݟ͔ͭͬͨ৔߹ʹݺͼग़͞ΕΔ
    w 9.-1BSTFS%FMFHBUFQBSTFS @GPVOE$IBSBDUFST w ಺༰͕ݟ͔ͭͬͨ৔߹ʹݺͼग़͞ΕΔ
    w ҰճͰ͸಺༰͕શͯಡΈऔΕͣɺෳ਺ճݺ͹ΕΔ৔߹΋͋Δ
    w 9.-1BSTFS%FMFHBUFQBSTFS @EJE&OE&MFNFOUOBNFTQBDF63*RVBM J fi FE/BNF w ཁૉ໊ͷऴ͕ྃݟ͔ͭͬͨ৔߹ʹݺͼग़͞ΕΔ Α͘࢖͏GVOD 9.-1BSTFS%FMFHBUF
53. <ಛٕ>ԕ͘ͰςϨϏͷిݯ͕ೖͬͨ͜ͱ͕Θ͔Δ</ಛٕ>
54. EJE4UBSU&MFNFOU GPVOE$IBSBDUFST EJE&OE&MFNFOU <ಛٕ>ԕ͘ͰςϨϏͷిݯ͕ೖͬͨ͜ͱ͕Θ͔Δ</ಛٕ>
55. ಺༰ͷऔಘ func parser(_ parser: XMLParser, foundCharacters string: String) { print(string) // ԕ͘ͰςϨϏͷిݯ͕ೖͬͨ͜ͱ͕Θ͔Δ } 9.-1BSTFS%FMFHBUF
56. ෳ਺ߦͷ9.-
57. <ϓϩϑΟʔϧ> <໊લ>೔޲ڧ</໊લ> <ॴଐ>גࣜձࣾAmazia</ॴଐ> <աڈͷiOSDC> <λΠτϧ year="2019">BLEͰiOS/AndroidؒͰͦͦ͜͜େ͖ͳαΠζͷσʔλ௨৴Λ࣮ݱ͢Δ (L2CAP΋͋ΔΑ)</λΠτϧ> <λΠτϧ year="2020">ৄղStoryboard</λΠτϧ> <λΠτϧ year="2020">͋ͳͨͷ஌Βͳ͍࿈བྷઌͷੈք</λΠτϧ> <λΠτϧ year="2021">όοΫάϥ΢ϯυͰΞϓϦ͕Ωϧ͞Εͯ΋ා͘ͳ͍ʂΞϓϦͷঢ়ଶΛݩʹ໭͢ϦετΞػೳͷશͯ</λΠτϧ> </աڈͷiOSDC> <޷͖ͳ3DO>REAL</޷͖ͳ3DO> <ಛٕ>ԕ͘ͰςϨϏͷిݯ͕ೖͬͨ͜ͱ͕Θ͔Δ</ಛٕ> </ϓϩϑΟʔϧ>
58. ಺༰ͷऔಘ func parser(_ parser: XMLParser, foundCharacters string: String) { print(string) // ೔޲ڧ // גࣜձࣾAmazia // BLEͰiOS/AndroidؒͰͦͦ͜͜େ͖ͳαΠζͷσʔλ௨৴Λ࣮ݱ͢Δ (L2CAP΋͋ΔΑ) // ৄղStoryboard // ͋ͳͨͷ஌Βͳ͍࿈བྷઌͷੈք // όοΫάϥ΢ϯυͰΞϓϦ͕Ωϧ͞Εͯ΋ා͘ͳ͍ʂΞϓϦͷঢ়ଶΛݩʹ໭͢ϦετΞػೳͷશͯ // REAL // ԕ͘ͰςϨϏͷిݯ͕ೖͬͨ͜ͱ͕Θ͔Δ } 9.-1BSTFS%FMFHBUF
59. var isName = false func parser(_ parser: XMLParser, didStartElement elementName: String, namespaceURI: String?, qualifiedName qName: String?, attributes attributeDict: [String : String] = [:]) { // ݱࡏղੳதͷλάΛ൑ఆ if elementName == "໊લ" { isName = true } } func parser(_ parser: XMLParser, foundCharacters string: String) { if isName { text.append(string) } } func parser(_ parser: XMLParser, didEndElement elementName: String, namespaceURI: String?, qualifiedName qName: String?) { // ղੳதϑϥάΛOFF if elementName == "໊લ" { isName = false } } 9.-1BSTFS%FMFHBUF ໊લΛऔಘ
60. 344
     ෳࡶͳ9.- STT
    WFSTJPO
    
    
    
    
    DIBOOFM
    
    
    
    
    
    
    
    
    UJUMFχϡʔεɾτϐοΫεUJUMF
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    JUFN
    
    
    
    
    
    
    
    
    
    
    
    
    UJUMF5TVZPTIJ
    IZVHBɺϝΨωΛ৽ௐUJUMF
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    JUFN
    
    
    
    
    DIBOOFM
    STT
61. 344
     ෳࡶͳ9.- STT
    WFSTJPO
    
    
    
    
    DIBOOFM
    
    
    
    
    
    
    
    
    UJUMFχϡʔεɾτϐοΫεUJUMF
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    JUFN
    
    
    
    
    
    
    
    
    
    
    
    
    UJUMF5TVZPTIJ
    IZVHBɺϝΨωΛ৽ௐUJUMF
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    JUFN
    
    
    
    
    DIBOOFM
    STT ಉ͡։࢝λά͕͋Γɺ۠ผͰ͖ͳ͍
62. 6TJOH
    .VMUJQMF
    %FMFHBUFT
63. 6TJOH
    .VMUJQMF
    %FMFHBUFT ҰͭͷEFMFHBUFॲཧ༻ΫϥεͰॲཧΛϋϯυϦϯά ैདྷͷ%FMFHBUF
64. 6TJOH
    .VMUJQMF
    %FMFHBUFT λά͝ͱʹEFMFHBUFΦϒδΣΫτΛ࡞ΓɺҠৡ͢Δ λά͝ͱͷ%FMFHBUF
65. 9.-1BSTFSͰ%0. 6TJOH
    .VMUJQMF
    %FMFHBUFT UJUMFλάΛͦΕͧΕͷΦϒδΣΫτͰղܾ͢Δ
66. &MFNFOU1BSTFS IUUQTHJUIVCDPNDPF&MFNFOU1BSTFS
67. public func parser(_ parser: XMLParser, didStartElement elementName: String, namespaceURI: String?, qualifiedName qName: String?, attributes attributeDict: [String : String] = [:]) { let child = ElementParser(parser: parser, elementName: elementName, attributeDict: attributeDict, parent: self, parentElement: element) childParser = child parser.delegate = child } 9.-1BSTFSͰ%0. 6TJOH
    .VMUJQMF
    %FMFHBUFT ։࢝λά͕ݟ͔ͭΔͨͼʹ৽ͨʹΦϒδΣΫτΛ࡞੒͠ɺEFMFHBUFͷର৅Λ੾Γସ͑Δ
68. public func parser(_ parser: XMLParser, didEndElement elementName: String, namespaceURI: String?, qualifiedName qName: String?) { parentParser?.addChild(element) parser.delegate = parentParser } private func addChild(_ child: Element) { element.addElement(child) } 9.-1BSTFSͰ%0. 6TJOH
    .VMUJQMF
    %FMFHBUFT λά͕ऴྃͨ͠Β਌ΤϨϝϯτʹ௥Ճ
69. let parser = ElementParser() let xmlParser = XMLParser(data: rss2XmlData) let rss2document: Element = parser.getDocument(from: xmlParser) 9.-1BSTFSͰ%0. 6TJOH
    .VMUJQMF
    %FMFHBUFT 344
    ͷ%0.Λऔಘ
70. σʔλऔಘ
71. let parser = ElementParser() let xmlParser = XMLParser(data: rss2XmlData) let rss2document: Element = parser.getDocument(from: xmlParser) STT
    WFSTJPO
    
    
    
    
    DIBOOFM
    
    
    
    
    
    
    
    
    UJUMFχϡʔεɾτϐοΫεUJUMF
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    JUFN
    
    
    
    
    
    
    
    
    
    
    
    
    UJUMF5TVZPTIJ
    IZVHBɺϝΨωΛ৽ௐUJUMF
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    JUFN
    
    
    
    
    DIBOOFM
    STT 9.-1BSTFSͰ%0. 6TJOH
    .VMUJQMF
    %FMFHBUFT STTEPDVNFOU͔ΒUJUMFΛऔಘ͢Δʹ͸ʁ
72. !EZOBNJD.FNCFS-PPLVQ
73. public class Element { 6TJOH
    .VMUJQMF
    %FMFHBUFT !EZOBNJD.FNCFS-PPLVQ
74. @dynamicMemberLookup public class Element { private var _elements: [String: [Element]] public subscript(dynamicMember member: String) -> Element? { return _elements[member]?[0] } 6TJOH
    .VMUJQMF
    %FMFHBUFT !EZOBNJD.FNCFS-PPLVQ
75. w !EZOBNJD.FNCFS-PPLVQΛར༻ͨ͠ΞΫηε
    w !EZOBNJD.FNCFS-PPLVQ͕෇༩͞Ε͍ͯΔ΋ͷ͸ɺఆٛ͠ ͳ͍ϓϩύςΟʹΞΫηεͨ͠ͱͯ͠΋ɺίϯύΠϧΤϥʔʹ ͳΒͳ͍
    w TVCTDSJQU EZOBNJD.FNCFS
    NFNCFS
    4USJOH Λ࣮ߦͨ͠ ͜ͱʹͳΔ !EZOBNJD.FNCFS-PPLVQ 6TJOH
    .VMUJQMF
    %FMFHBUFT
76. let parser = ElementParser() let xmlParser = XMLParser(data: rss2XmlData) let rss2document: Element = parser.getDocument(from: xmlParser) 6TJOH
    .VMUJQMF
    %FMFHBUFT !EZOBNJD.FNCFS-PPLVQ
77. let parser = ElementParser() let xmlParser = XMLParser(data: rss2XmlData) let rss2document: Element = parser.getDocument(from: xmlParser) // χϡʔεɾτϐοΫε let channelTitle = rss2document.rss?.channel?.title?.getStringValue() // Tsuyoshi hyugaɺϝΨωΛ৽ௐ let itemTitle = rss2document.rss?.channel?.item?[0]?.title?.getStringValue() 6TJOH
    .VMUJQMF
    %FMFHBUFT !EZOBNJD.FNCFS-PPLVQ STT
    WFSTJPO
    
    
    
    
    DIBOOFM
    
    
    
    
    
    
    
    
    UJUMFχϡʔεɾτϐοΫεUJUMF
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    JUFN
    
    
    
    
    
    
    
    
    
    
    
    
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    JUFN
    
    
    
    
    DIBOOFM
    STT
78. let atomData = atomXml.data(using: .utf8)! let parser = ElementParser() let xmlParser = XMLParser(data: atomData) let document: Element = parser.getDocument(from: xmlParser) let channelTitle = document.feed?.title?.getStringValue() let itemTitle = document.feed?.entry?[2]?.title?.getStringValue() document.feed?.entry?.getArrayValue()?.forEach({ _ in // ԿΒ͔ͷॲཧ }) 6TJOH
    .VMUJQMF
    %FMFHBUFT !EZOBNJD.FNCFS-PPLVQ "UPN
    GFFE
79. let data = profileXml.data(using: .utf8)! let parser = ElementParser() let xmlParser = XMLParser(data: data) let document: Element = parser.getDocument(from: xmlParser) document.ϓϩϑΟʔϧ?.໊લ?.getStringValue() // ೔޲ڧ document.ϓϩϑΟʔϧ?.޷͖ͳ3DO?.getStringValue() // REAL document.ϓϩϑΟʔϧ?.ओͳ࣮੷?.getStringValue() // nil 6TJOH
    .VMUJQMF
    %FMFHBUFT !EZOBNJD.FNCFS-PPLVQ ϓϩϑΟʔϧ
80. 9.-1BSTFSͷͦͷଞͷػೳ
81. ໊લۭؒ
82. ໊લۭؒ 344
     SEG3%'
    YNMOTIUUQQVSMPSHSTT
    YNMOTSEGIUUQXXXXPSHSEGTZOUBYOT
    YNMOTEDIUUQQVSMPSH EDFMFNFOUT
    YNMOTNOIUUQVTFGVMJODDPNSTTNBOJGFTU
    YNMMBOHKB
    
    
    
    
    DIBOOFM
    
    
    
    
    
    
    
    
    UJUMF೔هUJUMF
    
    
    
    
    
    
    
    
    ʜ
    
    
    
    
    DIBOOFM
    
    
    
    
    ʜ
    
    
    
    
    JUFN
    SEGBCPVUIUUQTFYBNQMFBSUJDMF
    
    
    
    
    
    
    
    
    UJUMFλΠτϧUJUMF
    
    
    
    
    
    
    
    
    MJOLIUUQTHJIZPKQFYBNQMFBSUJDMFMJOL
    
    
    
    
    
    
    
    
    EFTDSJQUJPOίϯςϯπͷઆ໌Ͱ͢EFTDSJQUJPO
    
    
    
    
    
    
    
    
    EDEBUF5 EDEBUF
    
    
    
    
    
    
    
    
    EDTVCKFDUϗοτϥΠϯEDTVCKFDU
    
    
    
    
    
    
    
    
    EDDSFBUPSUTVZPTIJIZVHBEDDSFBUPS
    
    
    
    
    JUFN
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83. ໊લۭؒ 344
     SEG3%'
    YNMOTIUUQQVSMPSHSTT
    YNMOTSEGIUUQXXXXPSHSEGTZOUBYOT
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    YNMMBOHKB
    
    
    
    
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    ʜ
    
    
    
    
    JUFN
    SEGBCPVUIUUQTFYBNQMFBSUJDMF
    
    
    
    
    
    
    
    
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    MJOLIUUQTHJIZPKQFYBNQMFBSUJDMFMJOL
    
    
    
    
    
    
    
    
    EFTDSJQUJPOίϯςϯπͷઆ໌Ͱ͢EFTDSJQUJPO
    
    
    
    
    
    
    
    
    EDEBUF5 EDEBUF
    
    
    
    
    
    
    
    
    EDTVCKFDUϗοτϥΠϯEDTVCKFDU
    
    
    
    
    
    
    
    
    EDDSFBUPSUTVZPTIJIZVHBEDDSFBUPS
    
    
    
    
    JUFN
    SEG3%' ED
    ͷ໊લۭؒఆٛ
84. ໊લۭؒ 344
     SEG3%'
    YNMOTIUUQQVSMPSHSTT
    YNMOTSEGIUUQXXXXPSHSEGTZOUBYOT
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    YNMMBOHKB
    
    
    
    
    DIBOOFM
    
    
    
    
    
    
    
    
    UJUMF೔هUJUMF
    
    
    
    
    
    
    
    
    ʜ
    
    
    
    
    DIBOOFM
    
    
    
    
    ʜ
    
    
    
    
    JUFN
    SEGBCPVUIUUQTFYBNQMFBSUJDMF
    
    
    
    
    
    
    
    
    UJUMFλΠτϧUJUMF
    
    
    
    
    
    
    
    
    MJOLIUUQTHJIZPKQFYBNQMFBSUJDMFMJOL
    
    
    
    
    
    
    
    
    EFTDSJQUJPOίϯςϯπͷઆ໌Ͱ͢EFTDSJQUJPO
    
    
    
    
    
    
    
    
    EDEBUF5 EDEBUF
    
    
    
    
    
    
    
    
    EDTVCKFDUϗοτϥΠϯEDTVCKFDU
    
    
    
    
    
    
    
    
    EDDSFBUPSUTVZPTIJIZVHBEDDSFBUPS
    
    
    
    
    JUFN
    SEG3%' ໊લۭؒ63-
    EDʹଐ͢Δ
85. ໊લۭؒ 9.-1BSTFS
86. w TIPVME1SPDFTT/BNFTQBDFT
    w TIPVME3FQPSU/BNFTQBDF1SF fi YFT 9.-1BSTFS ໊લۭؒ
87. shouldProcessNamespaces IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOGPVOEBUJPOOTYNMQBSTFSTIPVMEQSPDFTTOBNFTQBDFT
88. w σϑΥϧτ͸GBMTF
    w USVFʹ͢Δͱɺ9.-1BSTFS%FMFHBUFͷҎԼͷGVODͷಈ࡞͕มΘ Δ
    w QBSTFS @EJE4UBSU&MFNFOUOBNFTQBDF63*RVBMJ fi FE/B NFBUUSJCVUFT w QBSTFS @EJE&OE&MFNFOUOBNFTQBDF63*RVBMJ fi FE/B NF TIPVME1SPDFTT/BNFTQBDFT ໊લۭؒ
89. TIPVME1SPDFTT/BNFTQBDFT ໊લۭؒॲཧ '"-4& %FGBVMU 536& FMFNFOU/BNF EDEBUF EBUF OBNFTQBDF63* OJM IUUQQVSMPSHEDFMFNFOUT R/BNF OJM EDEBUF SEG3%'
    YNMOTIUUQQVSMPSHSTT
    YNMOTSEGIUUQXXXXPSHSEGTZOUBYOT
    YNMOTEDIUUQ QVSMPSHEDFMFNFOUT
    YNMOTNOIUUQVTFGVMJODDPNSTTNBOJGFTU
    YNMMBOHKB
    
    
    
    
    DIBOOFM
    
    
    
    
    
    
    
    
    UJUMF೔هUJUMF
    
    
    
    
    
    
    
    
    ʜ
    
    
    
    
    DIBOOFM
    
    
    
    
    ʜ
    
    
    
    
    JUFN
    SEGBCPVUIUUQTFYBNQMFBSUJDMF
    
    
    
    
    
    
    
    
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    MJOLIUUQTHJIZPKQFYBNQMFBSUJDMFMJOL
    
    
    
    
    
    
    
    
    EFTDSJQUJPOίϯςϯπͷઆ໌Ͱ͢EFTDSJQUJPO
    
    
    
    
    
    
    
    
    EDEBUF5 EDEBUF
    
    
    
    
    
    
    
    
    EDTVCKFDUϗοτϥΠϯEDTVCKFDU
    
    
    
    
    
    
    
    
    EDDSFBUPSUTVZPTIJIZVHBEDDSFBUPS
    
    
    
    
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90. shouldReportNamespacePrefixes IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOGPVOEBUJPOYNMQBSTFSTIPVMESFQPSUOBNFTQBDFQSF fi YFT
91. w σϑΥϧτ͸GBMTF
    w USVFʹ͢Δͱɺ9.-1BSTFS%FMFHBUFͰ৽ͨͳϝιου͕ίʔϧ ͞ΕΔΑ͏ʹͳΔ
    w QBSTFS @EJE4UBSU.BQQJOH1SF fi YUP63* w QBSTFS @EJE&OE.BQQJOH1SF fi Y
    w ໊લۭؒఆٛΛಡΈࠐΜͩͱ͖ʹݺ͹ΕΔ TIPVME3FQPSU/BNFTQBDF1SF fi YFT ໊લۭؒ
92. υΩϡϝϯτʹ࢖͍ํ͕ॻ͍ͯ͋Δ
93. %5%
94. l%PDVNFOU
    5ZQF
    %FGJOJUJPOʢจॻܕఆٛɺ%5%ʣͱ͸ɺϚ ʔΫΞοϓݴޠͷ4(.-͓Αͼ9.-ʹ͓͍ͯɺจॻߏ଄ ʢจॻܕʣΛఆٛ͢ΔͨΊͷεΩʔϚݴޠͷҰͭͰ͋Δɻz
    ʮ%PDVNFOU
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    Ր
    ɹ65$ͷ൛ʣʰ΢ΟΩϖσΟΞ೔ຊޠ൛ʱɻ
    IUUQTKBXJLJQFEJBPSHXJLJ%PDVNFOU@5ZQF@%F fi OJUJPO
95. %5%
96. ϔϧεέΞͷ9.-
    %5%ൈਮ %5% %0$5:1&
    )FBMUI%BUB
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    .F
    &.15:
    "55-*45
    .F
    
    
    ),$IBSBDUFSJTUJD5ZQF*EFOUJ fi FS%BUF0G#JSUI
    
    
    
    
    
    
    
    
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    ),$IBSBDUFSJTUJD5ZQF*EFOUJ fi FS#JPMPHJDBM4FY
    
    
    
    
    
    
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    ),$IBSBDUFSJTUJD5ZQF*EFOUJ fi FS#MPPE5ZQF
    
    
    
    
    
    
    
    
    
    
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    ),$IBSBDUFSJTUJD5ZQF*EFOUJ fi FS'JU[QBUSJDL4LJO5ZQF
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    >
97. w &-&.&/5
    w "55-*45 %PDVNFOU
    5ZQF
    %F fi OJUJPO %5%
98. w &-&.&/5
    w "55-*45
    w &/5*5:
    w /05"5*0/ %PDVNFOU
    5ZQF
    %F fi OJUJPO %5%
99. 9.-1BSTFS%FMFHBUF΋ ରԠ͍ͯ͠Δ
100. IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOGPVOEBUJPOYNMQBSTFSEFMFHBUF
101. &-&.&/5
     "55-*45
102. &-&.&/5
     "55-*45 %5% &-&.&/5
     3FDPSE
     .FUBEBUB&OUSZc)FBSU3BUF7BSJBCJMJUZ.FUBEBUB-JTU 
     "55-*45
     3FDPSE
     
     
     
     
     UZQF
     
     
     
     
     
     
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
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     *.1-*&%
     
     
     
     
     WBMVF
     
     
     
     
     
     
     
     
     $%"5"
     *.1-*&%
     
     
     
     
     TPVSDF/BNF
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
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     $%"5"
     *.1-*&%
     
     
     
     
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     *.1-*&%
     
     
     
     
     DSFBUJPO%BUF
     
     $%"5"
     *.1-*&%
     
     
     
     
     TUBSU%BUF
     
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
     FOE%BUF
     
     
     
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
     
     
103. &-&.&/5
     "55-*45 %5% &-&.&/5
     3FDPSE
     .FUBEBUB&OUSZc)FBSU3BUF7BSJBCJMJUZ.FUBEBUB-JTU 
     "55-*45
     3FDPSE
     
     
     
     
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     $%"5"
     3&26*3&%
     
     
     
     
     VOJU
     
     
     
     
     
     
     
     
     
     $%"5"
     *.1-*&%
     
     
     
     
     WBMVF
     
     
     
     
     
     
     
     
     $%"5"
     *.1-*&%
     
     
     
     
     TPVSDF/BNF
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
     TPVSDF7FSTJPO
     $%"5"
     *.1-*&%
     
     
     
     
     EFWJDF
     
     
     
     
     
     
     
     $%"5"
     *.1-*&%
     
     
     
     
     DSFBUJPO%BUF
     
     $%"5"
     *.1-*&%
     
     
     
     
     TUBSU%BUF
     
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
     FOE%BUF
     
     
     
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
     
     3FDPSE
     UZQF),2VBOUJUZ5ZQF*EFOUJ fi FS#MPPE(MVDPTF
     TPVSDF/BNFϔϧεέΞ
     TPVSDF7FSTJPO
     VOJUNHE-
     DSFBUJPO%BUF
     
     
     TUBSU%BUF
     
     
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     .FUBEBUB&OUSZ
     LFZ),8BT6TFS&OUFSFE
     WBMVF
     3FDPSE
     
104. &-&.&/5 %5% &-&.&/5
     3FDPSE
     .FUBEBUB&OUSZc)FBSU3BUF7BSJBCJMJUZ.FUBEBUB-JTU 
     "55-*45
     3FDPSE
     
     
     
     
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     $%"5"
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     $%"5"
     *.1-*&%
     
     
     
     
     TPVSDF/BNF
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
     TPVSDF7FSTJPO
     $%"5"
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     EFWJDF
     
     
     
     
     
     
     
     $%"5"
     *.1-*&%
     
     
     
     
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     $%"5"
     *.1-*&%
     
     
     
     
     TUBSU%BUF
     
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
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     $%"5"
     3&26*3&%
     
     
     
     
     
     3FDPSE
     UZQF),2VBOUJUZ5ZQF*EFOUJ fi FS#MPPE(MVDPTF
     TPVSDF/BNFϔϧεέΞ
     TPVSDF7FSTJPO
     VOJUNHE-
     DSFBUJPO%BUF
     
     
     TUBSU%BUF
     
     
     FOE%BUF
     
     
     WBMVF
     
     
     
     
     .FUBEBUB&OUSZ
     LFZ),8BT6TFS&OUFSFE
     WBMVF
     3FDPSE
     
105. "55-*45 %5% &-&.&/5
     3FDPSE
     .FUBEBUB&OUSZc)FBSU3BUF7BSJBCJMJUZ.FUBEBUB-JTU 
     "55-*45
     3FDPSE
     
     
     
     
     UZQF
     
     
     
     
     
     
     
     
     
     $%"5"
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     $%"5"
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     WBMVF
     
     
     
     
     
     
     
     
     $%"5"
     *.1-*&%
     
     
     
     
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     $%"5"
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     EFWJDF
     
     
     
     
     
     
     
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     DSFBUJPO%BUF
     
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     *.1-*&%
     
     
     
     
     TUBSU%BUF
     
     
     
     
     $%"5"
     3&26*3&%
     
     
     
     
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     $%"5"
     3&26*3&%
     
     
     
     
     
     3FDPSE
     UZQF),2VBOUJUZ5ZQF*EFOUJ fi FS#MPPE(MVDPTF
     TPVSDF/BNFϔϧεέΞ
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     VOJUNH E-
     DSFBUJPO%BUF
     
     
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106. w &-&.&/5
     w "55-*45
     w 9.-ͷܗΛఆ͍ٛͯ͠Δ
     w ఆ͔ٛΒɺ9.-͕ଥ౰͔όϦσʔγϣϯνΣοΫͰ͖Δ &-&.&/5
     "55-*45 %5%
107. QBSTFS @GPVOE&MFNFOU%FDMBSBUJPO8JUI/BNFNPEFM IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOGPVOEBUJPOYNMQBSTFSEFMFHBUFQBSTFS
108. optional func parser( _ parser: XMLParser, foundElementDeclarationWithName elementName: String, model: String ) &-&.&/5ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE&MFNFOU%FDMBSBUJPO8JUI/BNFNPEFM parser An NSXMLParser object parsing XML. elementName A string that is the name of an element. model A string that specifies a model for elementName.
109. &-&.&/5ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE&MFNFOU%FDMBSBUJPO8JUI/BNFNPEFM parser An NSXMLParser object parsing XML. elementName A string that is the name of an element. model A string that specifies a model for elementName. &-&.&/5
     3FDPSE
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110. &-&.&/5ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE&MFNFOU%FDMBSBUJPO8JUI/BNFNPEFM parser An NSXMLParser object parsing XML. elementName A string that is the name of an element. model A string that specifies a model for elementName. &-&.&/5
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112. υΩϡϝϯτʹࡌ͍ͬͯ ͳ͍෦෼
113. optional func parser( _ parser: XMLParser, foundElementDeclarationWithName elementName: String, model: String ) &-&.&/5ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE&MFNFOU%FDMBSBUJPO8JUI/BNFNPEFM &-&.&/5
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114. optional func parser( _ parser: XMLParser, foundElementDeclarationWithName elementName: String, model: String ) &-&.&/5ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE&MFNFOU%FDMBSBUJPO8JUI/BNFNPEFM &-&.&/5
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115. IUUQTEFWFMPQFSBQQMFDPNGPSVNTUISFBE
116. QBSTFS @GPVOE"UUSJCVUF%FDMBSBUJPO8JUI/BNFGPS&MFNFOUUZQFEFGBVMU7BMVF IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOGPVOEBUJPOYNMQBSTFSEFMFHBUFQBSTFS
117. optional func parser( _ parser: XMLParser, foundAttributeDeclarationWithName attributeName: String, forElement elementName: String, type: String?, defaultValue: String? ) "55-*45ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE"UUSJCVUF%FDMBSBUJPO8JUI/BNFGPS&MFNFOUUZQFEFGBVMU7B MVF
     parser An NSXMLParser object parsing XML. attributeName A string that is the name of an attribute. elementName A string that is the name of an element that has the attribute attributeName. type A string, such as "ENTITY", "NOTATION", or "ID", that indicates the type of the attribute. defaultValue A string that specifies the default value of the attribute.
118. "55-*45ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE"UUSJCVUF%FDMBSBUJPO8JUI/BNFGPS&MFNFOUUZQFEFGBVMU7B MVF
     parser An NSXMLParser object parsing XML. attributeName A string that is the name of an attribute. elementName A string that is the name of an element that has the attribute attributeName. type A string, such as "ENTITY", "NOTATION", or "ID", that indicates the type of the attribute. defaultValue A string that specifies the default value of the attribute. "55-*45
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119. "55-*45ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE"UUSJCVUF%FDMBSBUJPO8JUI/BNFGPS&MFNFOUUZQFEFGBVMU7B MVF
     parser An NSXMLParser object parsing XML. attributeName A string that is the name of an attribute. elementName A string that is the name of an element that has the attribute attributeName. type A string, such as "ENTITY", "NOTATION", or "ID", that indicates the type of the attribute. defaultValue A string that specifies the default value of the attribute. "55-*45
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120. υΩϡϝϯτʹࡌ͍ͬͯ ͳ͍෦෼
121. "55-*45ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE"UUSJCVUF%FDMBSBUJPO8JUI/BNFGPS&MFNFOUUZQFEFGBVMU7B MVF
     ༧૝ BUUSJCVUF/BNF XJEUI FMFNFOU/BNF TRVBSF UZQF $%"5" EFGBVMU7BMVF  optional func parser( _ parser: XMLParser, foundAttributeDeclarationWithName attributeName: String, forElement elementName: String, type: String?, defaultValue: String? ) "55-*45
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122. "55-*45ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE"UUSJCVUF%FDMBSBUJPO8JUI/BNFGPS&MFNFOUUZQFEFGBVMU7B MVF
     ༧૝ ݁Ռ BUUSJCVUF/BNF XJEUI XJEUI FMFNFOU/BNF TRVBSF TRVBSF UZQF $%"5" ۭจࣈ EFGBVMU7BMVF   optional func parser( _ parser: XMLParser, foundAttributeDeclarationWithName attributeName: String, forElement elementName: String, type: String?, defaultValue: String? ) "55-*45
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123. "55-*45ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE"UUSJCVUF%FDMBSBUJPO8JUI/BNFGPS&MFNFOUUZQFEFGBVMU7B MVF
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124. &/5*5:
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127. ಺෦&/5*5: &/5*5: CPPLT
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130. ಺෦&/5*5:ͷ 9.-1BSTFSղੳ
131. optional func parser( _ parser: XMLParser, foundInternalEntityDeclarationWithName name: String, value: String? ) ಺෦&/5*5:ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE*OUFSOBM&OUJUZ%FDMBSBUJPO8JUI/BNFWBMVF parser An NSXMLParser object parsing XML. name A string that is the declared name of an internal entity. value A string that is the value of entity name.
132. ಺෦&/5*5:ղੳ༻9.-1BSTFS%FMFHBUF QBSTFS @GPVOE*OUFSOBM&OUJUZ%FDMBSBUJPO8JUI/BNFWBMVF ༧૝ ࣮ࡍ OBNF BVUIPS BVUIPS WBMVF Ն໨ᕸੴ Ն໨ᕸੴ &/5*5:
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133. ٙ໰
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135. ಺෦&/5*5: &/5*5: func parser(_ parser: XMLParser, foundCharacters string: String) { print(string) } ಺༰͸Ͳ͏ग़ྗ͞ΕΔʁ CPPLT
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136. ಺෦&/5*5: &/5*5: func parser(_ parser: XMLParser, foundCharacters string: String) { print(string) // Ն໨ᕸੴ } ಺༰͸Ͳ͏ग़ྗ͞ΕΔʁ CPPLT
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137. ಺෦&/5*5: &/5*5: func parser(_ parser: XMLParser, foundCharacters string: String) { print(string) // &author; } ಺༰͸Ͳ͏ग़ྗ͞ΕΔʁ CPPLT
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138. ਖ਼ղ
139. ಺෦&/5*5: &/5*5: func parser(_ parser: XMLParser, foundCharacters string: String) { print(string) // \n } վߦจࣈ͕͘Δˠม׵Ͱ͖ͳ͍ CPPLT
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140. ֎෦&/5*5:
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143. 9.-1BSTFSͰͷ֎෦ &/5*5:
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147. 9.-1BSTFSͰͷ֎෦&/5*5: &/5*5:  YNM
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148. ֎෦&/5*5:͸ಈ͔ͳ ͍ʁ
149. ಈ͖·͢ʂ
150. externalEntityResolvingPolicy IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOGPVOEBUJPOYNMQBSTFSFYUFSOBMFOUJUZSFTPMWJOHQPMJDZ
151. /P
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152. switch xmlParser.externalEntityResolvingPolicy { case .never: print("never") // ← Default case .noNetwork: print("noNetwork") case .sameOriginOnly: print("sameOriginOnly") case .always: print("always") @unknown default: print("default") } 9.-1BSTFSͰ%0. 6TJOH
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153. switch xmlParser.externalEntityResolvingPolicy { case .never: print("never") // ← Default case .noNetwork: print("noNetwork") case .sameOriginOnly: print("sameOriginOnly") case .always: print("always") @unknown default: print("default") } xmlParser.externalEntityResolvingPolicy = .noNetwork // or .always 9.-1BSTFSͰ%0. 6TJOH
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156. ͍͢͝ʂ
157. ੍ݶ
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161. /P
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