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HTML5アプリにおけるパフォーマンスの基礎知識
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Yosuke Onoue
July 08, 2018
Technology
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9.3k
HTML5アプリにおけるパフォーマンスの基礎知識
HTML5 APP CONFERENCE 2018での発表資料です。
Yosuke Onoue
July 08, 2018
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Transcript
)5.-ΞϓϦʹ͓͚Δ ύϑΥʔϚϯεͷجૅࣝ ͓ͷ͏͑ )5.-"11$0/'&3&/$& ݄
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ՄࢹԽγεςϜͷ։ൃʹ8FCϑϩϯτΤϯυٕज़Λ༻ w -JHIUIPVTFͷείΞվળ͕ϚΠϒʔϜ
)5.-ΞϓϦʁ w 8FCΞϓϦɺ18" w ϞόΠϧΞϓϦ w *POJDɺ3FBDU/BUJWFɺFUD w σεΫτοϓΞϓϦ w
&MFDUSPOɺFUD ຊൃදͰ ʮ)5.-$44+BWB4DSJQUΛ ɹத৺ʹߏ͞Εͨ8FCΞϓϦʯ Λఆ͠·͢
ԿނύϑΥʔϚϯεΛߟ͑Δ͔ʁ
8FCΞϓϦ͍ͱݴΘΕΔ࣌ʜ w ߟ͑ͳ͠ʹ։ൃΛਐΊΔͱύϑΥʔϚϯεམ͕ͪͪ w ػೳՃసૹྔͷ૿Ճট͘ w ͔֬ʹ͍8FCαΠτɾ8FCΞϓϦ͕ଟ͍ w Ϣʔβʔ༏Εͨ69ͷαʔϏεΛΉ ύϑΥʔϚϯεՁΛੜΈग़࣌͢ʹʂ
1SPHSFTTJWF8FC"QQT w IUUQTEFWFMPQFSTHPPHMFDPNXFCQSPHSFTTJWF XFCBQQT w 8FCαΠτͱωΠςΟϒΞϓϦͷ ͍͍ͱ͜औΓΛͨ͠8FCΞϓϦ w 1SPHSFTTJWF&OIBODFNFOU w
ߴ͍ϢʔβϏϦςΟͷ࣮ݱ w ϏδωεϑϨϯυϦʔ
w )5514 w Ϩεϙϯγϒ w ΦϑϥΠϯ w ϗʔϜը໘Ճ wճઢରԠ w
ΫϩεϒϥβରԠ w εϜʔζͳϖʔδભҠ w ϖʔδຖͷ63- 18"$IFDLMJTU IUUQTEFWFMPQFSTHPPHMFDPNXFCQSPHSFTTJWFXFCBQQTDIFDLMJTU ϕʔεϥΠϯཁ݅ ൣతͳ18" w ΠϯσοΫεՄೳ w 69 wύϑΥʔϚϯε w Ωϟογϡ w ௨ w ͦͷଞ
8FCΞϓϦͷύϑΥʔϚϯε w ύϑΥʔϚϯεͷछྨ w ϖʔδ͕͙͢ʹදࣔ͞ΕΔ w ϖʔδ͕ܰշʹಈ࡞͢Δ w 3"*-ύϑΥʔϚϯεϞσϧ w
3FTQPOTFɺ"OJNBUJPOɺ*EMFɺ-PBEJOH w IUUQTEFWFMPQFSTHPPHMFDPNXFC GVOEBNFOUBMTQFSGPSNBODFSBJM
3BJMύϑΥʔϚϯεϞσϧ w 3FTQPOTF w Ϣʔβૢ࡞ʹରͯ͠NTҎʹԠ w "OJNBUJPO w NTϑϨʔϜʢ'14ʣ w
*EMF w ΞΠυϧ࣌ؒΛ׆༻͢Δ w -PBEJOH w NTҎʹॳظը໘දࣔ
ύϑΥʔϚϯεվળͷํ๏ 3 " - +BWB4DSJQUॲཧͷߴԽ ˓ ˓ ˓ όοΫάϥϯυॲཧ ˓
ελΠϧͷ࠷దԽ ˓ ˓ ඞཁϦιʔεͷݮ ˓ ϦιʔεͷઌಡΈ ˓ ˓
+BWB4DSJQUॲཧͷվળ
͍+BWB4DSJQUॲཧͷվળ w ΞϧΰϦζϜͷվળ w 8FC8PSLFS w ॲཧͷฒྻԽɺόοΫάϥϯυ࣮ߦ w 8FC"TTFNCMZ w
ॲཧͷߴԽɺ$ࢿ࢈ͷར༻ɺ+4Ҏ֎ͷݴޠͷར༻ w (1(16ʢ8FC(-ɺ8FC(16ʣ w (16ΛͬͨॲཧͷߴԽ
8FC8PSLFS w 8FCϒϥβ্Ͱͷฒྻॲཧ w +BWB4DSJQUجຊతʹγϯάϧεϨου w ॏ͍ԋࢉॲཧͰ6*εϨουΛ༗͠ͳ͍Α͏ʹ͢Δ w 8PSLFSΛۦ͢ΔͨΊͷϓϩδΣΫτߏXJUI XFCQBDL
w IUUQTRJJUBDPN@MJLSJUFNT EEDBCBDGF w ྫɿIUUQTFHSJEKQ
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ϦιʔεಡΈࠐΈͷվળ
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੩తαΠτੜ w αʔόαΠυϨϯμϦϯά w131-
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w 5SFF4IBLJOHͰඞཁ࠷খݶͷ෦͚ͩಡΈࠐΉ w -B[Z-PBEJOHΛߦ͏
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w Ωϟογϡޮͷ࠷େԽ w ։ൃɾσϓϩΠϝϯτͷ؆ૉԽ w &4.PEVMFTʹΑΔޮతͳεΫϦϓτಡΈࠐΈ IUUQTEFWFMPQFSTHPPHMFDPNXFCGVOEBNFOUBMTQFSGPSNBODFQSQMQBUUFSO
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ύϑΥʔϚϯεͷଌఆ
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#FTU1SBDUJDFT w 4&0 w $ISPNF͔Βඪ४ࡌʢ"VEJUTQBOFMʣ
None
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͜Ε͔Βͷ8FCΞϓϦઃܭ
8FCΞϓϦͷઃܭ w ޙ͔Βຊ֨తͳ18"ʹ͢Δͷ͍͠ w ࠷ॳ͔Β18"Λҙࣝͨ͠ઃܭ 18"ϑΝʔετ w 18"ͷ࡞Γํ
41"Λ͔ͬ͠Γ࡞Δ 4FSWJDF8PSLFSɺ8FC"QQ.BOJGFTUʹରԠ͢Δ ύϑΥʔϚϯενϡʔχϯάΛؤுΔ w ޙ͔ΒͷύϑΥʔϚϯεվળ͍͠ ύϑΥʔϚϯεϑΝʔετͳઃܭ
͜Ε͔ΒͷϋΠύϑΥʔϚϯε8FCΞϓϦ w ฒྻॲཧɺόοΫάϥϯυॲཧʢ8FC8PSLFSʣ w ԋࢉॲཧͷߴԽʢ8FC"TTFNCMZɺ(1(16ʣ w దͳཻͷϦιʔεׂʢ&4.PEVMFTʣ w Ϧιʔεͷ࠷దͳಡΈࠐΈʢ)551ʣ w
8FCඪ४ͷίϯϙʔωϯτࢦʢ8FC$PNQPOFOUTʣ w FUD 8FCඪ४ύϑΥʔϚϯεٻͷํਐԽʂ
ύϑΥʔϚϯεվળͷΞϓϩʔν w ύϑΥʔϚϯεΑΓॏཁͳཁૉ w ϞόΠϧϑΝʔετΠϯσοΫε w ݕࡧΤϯδϯ8FCαΠτΛఆྔతʹධՁ͢Δ w ޙ͚ͷύϑΥʔϚϯεվળࠔ w
ύϑΥʔϚϯεΛߟྀͨ͠ઃܭɾاը w ύϑΥʔϚϯεΛߟ͑ΒΕΔਓࡐͷඞཁੑ w ΤϯδχΞʢͨΓલʣ w σβΠφʔɺσΟϨΫλʔɺʜ
·ͱΊ
·ͱΊ w ߴύϑΥʔϚϯεͳ8FCΞϓϦΛ࣮ݱ͢Δ্Ͱ ߟྀ͢Δ͖ϙΠϯτͱදతͳରࡦΛհ w ༏ΕͨϢʔβʔମݧͷ࣮ݱ w 3"*-ύϑΥʔϚϯεϞσϧ w ࠷ॳ͔ΒύϑΥʔϚϯεΛߟྀͨ͠ઃܭΛࢦ͢
w ϞόΠϧϑΝʔετ ˠ18"ϑΝʔετ ˠύϑΥʔϚϯεϑΝʔετʂ