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unique パッケージから学ぶ interning と weak reference @ A...
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karamaru
September 13, 2024
Programming
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unique パッケージから学ぶ interning と weak reference @ Asakusa.go#3
Asakusa.go#3で発表しました。
https://asakusago.connpass.com/event/327677/
karamaru
September 13, 2024
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Transcript
VOJRVFQBDLBHF͔ΒֶͿ JOUFSOJOHͱXFBLSFGFSFODF LBSBNBSV
ಋೖ
ΫΠζಉͷTUSJOHจࣈྻΦϒδΣΫτͷΞυϨε͍͔͠ʁ
ΫΠζಉͷTUSJOHจࣈྻΦϒδΣΫτͷΞυϨε͍͔͠ʁ͑
ΫΠζಉͷTMJDFྻΦϒδΣΫτͷΞυϨε͍͔͠ʁ
ΫΠζಉͷTMJDFྻΦϒδΣΫτͷΞυϨε͍͔͠ʁɹ͑
6OJRVFύοέʔδ͕(P͔ΒೖΓ·ͨ͠Ͷʂ DGIUUQTUJQHPMBOHPSHEPDHPOFXVOJRVFQBDLBHF ɾॏෳͨ͠σʔλΛҟͳΔΞυϨεʹׂΓͯΔͷΛ͍Ͱ ɹϝϞϦΛઅ͢ΔͭͬΆ͍ ɾ(P3FMFBTF1BSUZͰൃද͕͋Γ·ͨ͠Ͷʂ
ͿͬͪΌ͚লϝϞϦʹͳͬͨͬΆ͍͙Β͍͔͔ͬͯ͠ͳ͍🥺 ٯʹࠓ·ͰͲΜͳ࠷దԽ͕͋ͬͨΜͩΖ͏ʁ ͍ॴΈɺಋೖഎܠपลݴޠಛੑཧղ͍ͨ͠ʂ
͜ͷηογϣϯͷझࢫ 6OJRVFύοέʔδͷ࣮͔Βɺ(Pݴޠͷ෦࣮ʹҰॹʹ৮Ε͍͖͍ͯͨʂ ໌͔Β͑Δࣝͱ͔͋Μ·Γͳ͍͔Ͱ͢ɺୀ۶ͩͬͨΒ͝ΊΜͳ͍͞🥺
͜ͷηογϣϯͰ͍ͨ͜͠ͱ ɾ(Pݴޠʹ͓͚ΔTUSJOHͷෆมੑͷ෮श ɾTUSJOHJOUFSOJOHͱͦͷଞσʔλܕͷJOUFSOJHʹ͍ͭͯ ɾVOJRVFύοέʔδ͕৽ͨʹԿΛఏڙ͠ͲΜͳಛੑ͕͋Δͷ͔ɻಋೖഎܠɻ ɾऑࢀরͱԿ͔ɻͳͥNBQ<5>6Ͱ͍͚ͳ͍ͷ͔ʁ ɾϕϯνϚʔΫ ɾ($ͷڍಈΛ͖ݟ͍ͨ
ࣗݾհ ྏੜLBSBNBSVBMQIB $ZCFS"HFOU2VBMJ"SUT ࣌ؒͳ͍͔ΒૣޱʹͳΔ͔Ͱ͢🥺 ؾʹͳͬͨͱ͜Ζ͚ͩಡΈฦ͍͚ͯͨͩ͠Δͱ͍Ͱ͢NN
ΞδΣϯμ (Pݴޠʹ͓͚ΔTUSJOHͷෆมੑͱJOUFSOJOH VOJRVFύοέʔδͷಛੑͱରԠ͢ΔϕϯνϚʔΫ লϝϞϦੑɾൺֱ༰қੑɾऑࢀর VOJRVFύοέʔδͷ෦࣮Λ͏ )BTI5SJF.BQ8FBL1PJOUFS6OJRVF
(Pݴޠʹ͓͚ΔTUSJOHͷෆมੑͱJOUFSOJOH
TUSJOHͷׂΓͯͱෆมੑ TUSJOHJOUFSOJOHʹ͍ͭͯ
TUSJOHͷ෮श ɾTUSJOHϙΠϯλͱ͞Λ࣋ͭ ɾTUSJOHෆม JNNVUBCMF Ͱ͋Δ ɹʹϙΠϯλࢀরઌ %BUB ͷόΠτྻΛഁյతʹมߋͰ͖ͳ͍ CZUFྻͷࢀর
JNNVUBCMFͰ͋Δ͔Βɺಉ͡จࣈྻΦϒδΣΫτͷࢀরΛҟͳΔมͰ͍·ΘͤΔ ɾಉ͡Λએݴͨ͠ͱͯ͠ɺࢀরઌ %BUB ಉҰͷΞυϨεΛ͍·ΘͤΔ ɾTUSJOHJNNVUBCMF ෆม Ͱ͋ΔͨΊ ɹ҆৺ͯ͠ҟͳΔม͔Βಉ͡ΞυϨεΛݟʹߦ͚Δ ɾVOTBGF4USJOH%BUBจࣈྻΦϒδΣΫτͷࢀর EBUB
Λग़ྗ͢ϝιου ɾ࣮ଶ͕ҟͳͬͯ։͕࢝ҰॹͰ͋ΕಉʹͳΔ IUUQTSFTFBSDITXUDIDPNHPEBUB
44"ͰݟͯΈΔং൫ มB W จࣈྻΦϒδΣΫτzBz W Λࢀর͢Δ มC W จࣈྻΦϒδΣΫτzBz W
Λࢀর͢Δ
44"ͰݟͯΈΔத൫DTFʢ$PNNPO4VCFYQSFTTJPO&MJNJOBUJPOʣ จࣈྻΦϒδΣΫτWͱWͬͯಉͩ͠ෆม͔ͩΒॏෳͯ͠Δͳʜ W͔ΒWΛݟΔΑ͏ʹ͠Α͏ɻ ͦ͏ͳΔͱมͷWͱWͬͯಉͩͳʜ WΛআ͠Α͏ɻ มB W จࣈྻΦϒδΣΫτzBz W Λࢀর͢Δ
มC W จࣈྻΦϒδΣΫτzBz W Λࢀর͢Δ
44"ͰݟͯΈΔऴ൫ɹEFBEDPEF ࠷ऴతʹจࣈྻΦϒδΣΫτͱม͕ͭʹམͪΔ มB W จࣈྻΦϒδΣΫτzBz W Λࢀর͢Δ
TUSJOHJOUFSOJOHɹ จࣈྻΦϒδΣΫτ͕JNNVUBCMFͰ͋Δ͜ͱΛར༻ͯ͠ ෳͷมͰࢀরΛ͍ճ͢࠷దԽख๏Λ TUSJOHJOUFSJOHͱݴ͏ εʔύʔٛ
ՄมΦϒδΣΫτͷJOUFSOJOHʹ͍ͭͯ
ՄมͳΦϒδΣΫτJOUFSOJOHͰ͖ͳ͍ ɾՄมΦϒδΣΫτJOUFSOJOH͞Εͳ͍ ɾ͠͞ΕͨΒɺC<>ͱͨ͠ͱ͖ʹมBͷʹӨڹ͕ٴΜͰ͠·͏͔Β
༨ஊDPNQJMFஈ֊ͰಉͱผͰ͖ͳ͍TUSJOHJOUFSJOH͞Εͳ͍ ɾྫ͑จࣈྻ݁߹Λߦ͏ؔΛߟ͑Δ ɾSVOUJNFDBMMͰTUSJOH͕࡞͞ΕΔ ɾ44"ʹΑΔ࠷దԽड͚ΒΕͣɺҟͳΔΞυϨεʹจࣈྻ͕ஔ͞ΕΔ
ಉ͕සग़͢ΔέʔεͰͦΕΒΛมߋ͠ͳ͍ͳΒɺ NVUBCMFͳσʔλܕSVOUJNFͰੜ͞ΕΔͰ͋ͬͯ JOUFSOJOHͨ͠ํ͕͍͍Αͳʜ ϝϞϦͷઅͪΖΜɺ ΦϒδΣΫτͷΞυϨε͕ҟͳΔͱൺֱେมͩ͠ʜ
6OJRVFΛ༻͍Δ͜ͱͰखಈͰJOUFSOJOHΛ࣮ݱͰ͖Δʂ ɾಉ͡Ͱ͋ΕҟͳΔϝϞϦͷׂΓͯΛൃੜͤ͞ͳ͍Α͏ʹͳΔ ɾলϝϞϦੑͷଞʹൺֱ༰қੑऑࢀরͳͲ໘ന͍ಛੑ͕͋ΔͷͰݟ͍ͯ͜͏ʂ
VOJRVFύοέʔδͷಛੑͱϕϯνϚʔΫ
ϓϩϙʔβϧɾഎܠ
ϓϩϙʔβϧ ɾखಈͷJOUFSOJOHͷ͍ͨͥ͠ʂ ɾݱࡏOFUOFUJQͷͨΊʹ࡞ΒΕͨΠϯλʔϯॲཧ͕JOUFSOBMͰ͋Δ͕ɺ ɹHFOFSJDTରԠ͍ͯ͠ͳ͍͠ެ։͍ͯ͠ͳ͍ ɾ৽͘͠VOJRVFύοέʔδΛ࡞Ζ͏ʂ
༨ஊHPPSHJOUFSOʹ͍ͭͯ ɾVOJRVFύοέʔδͷલͰɺOFUOFUJQͷͨΊʹJOUFSOBMͰଘࡏ͍ͯͨ͠ ɾͦͦOFUOFUJQωοτϫʔΫαʔϏεΛఏڙ͢Δʮ5BJMTDBMFʯࣾͷ࣮ ɾසൟʹ*1ߏମΛੜ͠ൺֱ͢Δඞཁ͕͕͋ͬͨ ɹݱঢ়ͩͱຖճΞϩέʔγϣϯ͕ൃੜ͠ɺൺֱίετߴ͍ OFUOFUJQύοέʔδͷ࣮λΠϛϯάͰɺHPPSHJOUFSOͷίϐʔ͕औΓೖΕΒΕͨ IUUQTHJUIVCDPNHPPSHJOUFSO IUUQTZPVUVCFDTC&(M;6 U IUUQTUBJMTDBMFDPNCMPHOFUBEESOFXJQUZQFGPSHP
ެ։͢Δͱಉ࣌ʹHFOFSJDTͰ͍͍ײ͡ʹ࡞Γͦ͏ͥ
༨ஊHPPSHJOUFSOʹ͍ͭͯ IUUQTHPSFWJFXHPPHMFTPVSDFDPNDHP OFUOFUJQͷJOUFSOॲཧ͕ ݱࡏVOJRVFʹஔ͖͑ΒΕ͍ͯΔ
VOJRVFύοέʔδ֓ཁ ϝϦοτͱ࣮ಛੑ
VOJRVF͓͞Β͍ มߋ͠ͳ͍͜ͱΛ݅ʹɺಉͳΒಉ͡ΞυϨεͷΦϒδΣΫτΛ͍ճͭ͢
ಛᶃෆඞཁͳ࠶Ξϩέʔγϣϯͷݮ ͭͷΦϒδΣΫτͷࢀরΛ͍ճ͢ͷͰϝϞϦ෯औΒͳ͍ NBUUO͞Μ͕༗༻ͳέʔεΛࣔͯ͘͠Ε͍ͯΔ IUUQTHJUIVCDPNNBUUOHPVOJRVFFYBNQMF ΠϯλʔϯϚοϓͷཧίετͱ͔͋Δ͔ΒҰ֓ʹϝϦοτͱݴ͍ͮΒ͍͚Ͳ
ಛᶄൺֱ༰қੑ ɾϙΠϯλ͕͍͔͠ͷΈͰஅͰ͖ΔͨΊ VOJRVFͰแΉͱൺֱύϑΥʔϚϯε্͕Δ ɾͦͷଞͷTUSJOHTUSVDUͩͱஞҰಉੑΛͨͲΔඞཁ͕͋Δ
ٙΠϯλʔϯ༻ͷάϩʔόϧ.BQංେԽ ɾJOUFSOϝϞϦͷϓʔϧʹͷࢀরΛอ࣋ͯ͠࠶ར༻͢ΔΈ ࣙॻతͳ ɾϓʔϧάϩʔόϧͳNBQͱߟ͍͍͑ͯɻ ɾ͜ͷzϓʔϧͷzదٓআ͠ͳ͍ͱαΠζ͕രൃͯ͠͠·͏ɻ ɾ͕ࢀর͞Εͳ͘ͳͬͨλΠϛϯάͰͦͷཁૉͷΈΛআ͢Δํ๏͋Δ͔ʁ
ͦ͜Ͱཱͭऑࢀর ɾಛఆͷΦϒδΣΫτΛࢀর͢ΔҰํͰ ɹͦͷΦϒδΣΫτΛ($͔ΒकΔ͜ͱͷͰ͖ͳ͍ऑ͍ࢀরͷ͜ͱ ڧࢀর͕ͳ͘ͳͬͨॠؒʹ($ͷରͱͳΔ ɾ+BWB$Ͱ͍͏8FBL3FGFSFODFΫϥε ɾVOJRVFύοέʔδ͜ͷࢥΛࢀߟʹXFBLNBQΛੜɺඞཁͳ͘ͳͬͨΛQPPM͔Βదٓআ͍ͯ͠Δ ɾ(Pݴޠͷඪ४ϥΠϒϥϦͱͯ͠ऑࢀরΛೖΕΔϓϩϙʔβϧผͰཱ͍ͬͯΔ
ಋೖ ͳΜ͔֓೦͔ͬΓͰͦΖͦΖࠞཚ͖ͯͨ͠🥺 ࣮ΛݟͯڍಈΛཧղͯ͠ΈΑ͏ʂ
VOJRVFύοέʔδͷ෦࣮
༨ஊͿͬͪΌ͚ॳݟΘ͔Μͳ͍ʂͬͯͳͬͯେৎɻ͋Μ·͔ͬͯͳ͍͔Βʂ งғؾҎԼΛຯΘ͑Ε͍͍ʂ ɾʮͷίϐʔͷऑࢀরʯάϩʔόϧͳNBQΛҙʹੜ͠ɺͦΕΛར༻ͯ͠ࢀরΛ࠶ར༻ͯ͠ΔΜͩʔʔ ɾ($ͷػߏʹͬͯ ऑࢀরΛ׆༻ͯ͠ ඞཁͳ͘ͳͬͨͷ͔Βআ͍ͯ͠ΔΜͩʔʔ
DPNNJUΛ୧Δ ɾDPODVSSFOU)BTI5SJF.BQͷ࣮ɹ ͱࢀরΛอ࣋͢ΔϚοϓʹ༻͞ΕΔ ɾXFBL1PJOUFSͷ࣮ɹ ඞཁͳ͘ͳͬͨͱࢀরͷηοτΛআ͞ΕΔͨΊʹ༻͞ΕΔ ɾVOJRVFͷ࣮ ɾOFUOFUJQHPPSHJOUFSOVOJRVFͷஔ͖͑
IUUQTHPSFWJFXHPPHMFTPVSDFDPNDHP
)BTI5SJF.BQͷ࣮ IUUQTHPSFWJFXHPPHMFTPVSDFDPNDHP
)BTI5SJF.BQͷ࣮ɹGBG ɾDPODVSSFOUTBGFͳNBQ ɾϋογϡτϥΠߏ ɹɹɾτϥΠΩʔΛલํ͔Βߏʹ͢Δࣙॻతͳͭ ɹɹɾϋογϡτϥΠτϥΠͷΩʔΛϋογϡʹͨ͠൛ ɾVOJRVFͷϓʔϧͰ༻͞Ε͍ͯΔ ͿͬͪΌ͚ͦΜͳ໘ന͘ͳ͍ͷͰڍಈ͚ͩݟΔ IUUQTUFDIQSFGFSSFEKQKBCMPHUSJF@TVSWFZ τϥΠͷΠϝʔδ
)BTI5SJF.BQڍಈɹGBG ɾத͕ಉ͡ͷΛҰҙʹอ࣋ͯ͘͠Ε͍ͯΔࣗ༝ʹऔΓग़ͤΔ͙Β͍ͷೝࣝͰ͍͍
8FBL1PJOUFSͷ࣮ IUUQTHPSFWJFXHPPHMFTPVSDFDPNDHP
8FBL1PJOUFSͷ࣮ɹऑࢀরͷ֓ཁɹGBG ɾ($ώʔϓͷΞυϨεͷ͏ͪ ڧ ࢀর͕͍ͬͯͳ͍ͷΛআ͢Δ ɾऑࢀরͱΞυϨεʹΛݟʹߦ͘͜ͱ ࢀর Ͱ͖Δ͚Ͳɺͦͷ͕($͞Εͳ͍Α͏ʹकΔྗ͕ͳ͍ࢀরͷ͜ͱ ($ޙOJMࢀরʹͳΔ ɾͭ·Γ($ऑࢀরΛআͯ͘͢ͷ
ڧ ࢀর͕ͳ͘ͳͬͨྖҬΛআ͢Δ
8FBL1PJOUFSͷ࣮ɹΠϝʔδ IUUQTHJUIVCDPNHPMBOHHPCMPCBGDFFFFDEGBDGTSDJOUFSOBMXFBLQPJOUFS@UFTUHP- l5z มCU มXU CU͕ੜ͖͍ͯΔ࣌ ɾCUz5zͷࢀরΛ࣋ͭ ɾXUCUͷऑࢀরΛ࣋ͭ ɾXUCUܦ༝ͰΛMPPLVQͰ͖Δ l5z
มCU มXU 4USPOH CU͕($͞Εͨ࣌ ɾCU͕($͞ΕΔ ɾXUCUͷऑࢀরΛ֎͢ ɾXUCUܦ༝ͰMPPQVQͰ͖ͳ͘ͳΔ ಛఆΦϒδΣΫτͷ($ΛࢹͰ͖Δͷ͕ڧ͍ ޙͷVOJRVF.BQͷআͰར༻͞ΕΔ
8FBL1PJOUFSͷ࣮XFBL.BLFɹGBG ɾҾͷϙΠϯλʹର͢ΔऑࢀরΛฦ٫͢Δ ɾৄࡉ࣮SVOUJNFʹ͋Δ TSDJOUFSOBMXFBLQPJOUFSHP
8FBL1PJOUFSͷ࣮SVOUJNFHFU0S"EE8FBL)BOEMFɹGBG ɾऑࢀরΛΞϩέʔγϣϯ͠ɺࢀরઌͱͯ͠ҾͷQUSΛηοτ ɾҾͷQUSʹz4QFDJBM8FBL)BOEMFzΛඥ͚ͮΔ TSDSVOUJNFNIFBQHP ऑࢀর͞ΕͯΔΑͬͯΞϊςʔγϣϯΛ͚ͭΔ ($͞ΕΔͱ͖ʹޮՌΛൃಈ͢Δ ͜ͷऑࢀরࢀরΧϯλΛΠϯΫϦϝϯτ͠ͳ͍
8FBL1PJOUFSͷ࣮SVOUJNFGSFF4QFDJBMGBG ɾ(Pͷ($.BLFBOE4XFFQํࣜ ɾ༻தͷྖҬΛ.BSLͦΕҎ֎Λ4XFFQ͢Δ ɾ4XFFQ࣌ɺTQFDJBM͕͍ͨྖҬͷ߹ ɹͦΕʹԠͨ͡ॲཧΛ͕ࣗ4XFFQ͞ΕΔલʹ ɹGSFF4QFTJBMʹهड़Ͱ͖Δ ɾ4FDJBM8FBL)BOEMFͷ߹ ɹऑࢀরͷࢀরΛΔڍಈ͕ॻ͔Ε͍ͯΔ มCU มXU
͜ΕΛΔ
8FBL1PJOUFSͷ࣮ɹσόοάϩάΛࠐΜͰΈΔʜ σόοάϩάΛࠐΜͰΈΔʜ ɾऑࢀরͷొॲཧ ɾऑࢀরͷࢀরઌ͕($͞Εͨ࣌ͷऑࢀরϦηοτॲཧ
8FBL1PJOUFSͷ࣮ɹσόοάϩάΛࠐΜͰΈΔʜ ಛఆΦϒδΣΫτ͕($͞ΕΔ࣌ ͦΕΛऑࢀর͢ΔΦϒδΣΫτ͕ଘࡏ͍ͯͨ͠߹ ͦͷࢀরΛΔ͜ͱ͕֬ೝͰ͖ͨ ऑࢀর͍ͬͯ͏ͷ($ΛࢹͰ͖ΔͷڧΈͳΜͩͶ
6OJRVF1BDLBHFͷ࣮ IUUQTHPSFWJFXHPPHMFTPVSDFDPNDHP
VOJRVF͓͞Β͍ ɾϝϞϦͷϓʔϧʹͷࢀরΛอ࣋ͯ͠ಉͳΦϒδΣΫτΛ࠶ར༻͢ΔΈ ɾϓʔϧάϩʔόϧͳNBQͱߟ͍͍͑ͯ ɾ͜ͷzϓʔϧͷzదٓআ͠ͳ͍ͱαΠζ͕രൃͯ͠͠·͏ɻ ɾ͕ࢀর͞Εͳ͘ͳͬͨλΠϛϯάͰͦͷཁૉͷΈΛআ͢Δํ๏ͱͯ͠ऑࢀরΛ͍ͬͯΔ
VOJRVFͷ࣮άϩʔόϧͳͱࢀরͷNBQ ܕ5ͷͷίϐʔͱɺΦϒδΣΫτʹର͢ΔऑࢀরΛอଘ͍ͯ͠Δ ɾॏNBQʹͳ͍ͬͯΔ͚ͲͦΕΤεέʔϓղੳରࡦͳͷͰແࢹ 6OJRVF.BQ<lBCz>lBCzʹର͢Δऑࢀর
VOJRVFͷ࣮͕ҙʹϓʔϧ͞ΕΔΈ ɾ6OJRVF.BQ)BTI5SJF.BQ ɾNBQ<WBMVFͷίϐʔ>WBMVFͷऑࢀরͰϓʔϧ OPUF ɾ࣍ճಉ͕͡དྷͨΒNBQͷΩʔݕࡧͰࢀরΛ࠶ར༻͢Δ OPUF Ωʔ͕ͷίϐʔͰɺόϦϡʔ͕ͷ ऑ ࢀরͷάϩʔόϧ.BQ͕ʂ
͜ͷ··ͩͱNBQ͕ංେԽ͠ଓ͚ΔͨΊআ͕ඞཁʜ TSDVOJRVFIBOEMFHP
VOJRVFͷ࣮ࣦޮ͢ΔΈ ɾॳΊͯͷΛೖΕΔ࣌ʹআؔΛηοτ͢Δ ɾऑࢀরͷࢀরઌ͕($͞Εͨ࣌NBQ͔ΒࣗΛআ֎͢Δॲཧ ɾ($͕Δʹ͜ͷআ֬ೝ͕ߦΘΕΔ TSDVOJRVFIBOEMFHP TSDSVOUJNFNHDHP
6OJRVFͷ࣮σόοάϩάΛࠐΜͰΈΔ ɾVOJRVF.BLFͰಉͳΒಉҰͷࢀরΛฦ٫͢Δ͔ ɾͷ($λΠϛϯάͰ6OJRVF.BQ͔Β͕ࣗআ͞ΕΔ͔
VOJRVFͷ࣮͓ʔ👏 lVTFS\lIPHFz^z VOJRVF.BQ NBQ<lVTFS\lIPQFz^z> ͷऑࢀর มB ͷڧࢀর ($લ ɾ6OJRVF.BQͷऑࢀরΛ࣋ͭ ɾಉͷมʹରͯͦ͠ͷͷҙͳࢀরΛ͚༩͑Δ
มC ͷڧࢀর 4USPOH lVTFS\lIPHFz^z VOJRVF.BQ\^ มB ($ޙ ɾ6OJRVF.BQͷऑࢀরઌ ͷࢀর͕ΕΔ ɾ.BQ͔Β͕আ֎͞ΕΔ มC 4UPSF
·ͱΊ
ίϝϯτ ͳΜ͔͍͠ʂ Θ͔ͬͨΑ͏ͳΘ͔Βͳ͍Α͏ͳʜ ͚ͲɺҎԼงғؾ௫Ίͨʂ ɾࢀরͷάϩʔόϧͳNBQΛҙʹੜ͠ɺͦΕΛར༻ͯ͠Λ࠶ར༻ͯ͠ΔΜͩʔʔ ɾ($ͷػߏʹͬͯ ऑࢀরΛ׆༻ͯ͠ ඞཁͳ͘ͳͬͨͷ͔Βআ͍ͯ͠ΔΜͩʔʔ (Pݴޠࣗମͷίʔυ݁ߏಡΊΔ͡ΌΜʂ
·ͱΊ ɾTUSJOH͕JNNVUBCMFͰ͋Δ͜ͱΛར༻ͯ͠ɺࢀরΛڞ༗͢ΔTUSJOHJOUFSOJOHैདྷ͔Βଘࡏ͍ͯͨ͠ ɾNVUBCMFͳSVOUJNFੜʹରͯ͠ɺมߋ͠ͳ͍͜ͱΛ݅ʹJOUFSOJOHΛߦ͑Δͷ͕VOJRVFύοέʔδ ɾऑࢀরͱ͍͏ΈΛར༻ͯ͠ɺඞཁͳ͚ͩࣙॻͱͯ͠ϓʔϧ͓ͯ͘͠ݟΒΕͨɻ ɾXFBLNBQͷQSPQPTBMग़͍ͯΔʜࠓޙͷಈΛ͍͖͍ͬͯͨɻ
VOJRVFQBDLBHF͔ΒֶͿ JOUFSOJOHͱXFBLSFGFSFODF LBSBNBSV