近況PHP / PHP in now a days

(ඇPHPer޲͚) ۙگ PHP uzulla @ TECHFEED CONFERENCE 2022 DISCLAIMERɿશ෦ओ؍

@uzulla ϑϦʔͷ PHPer (͏ͣΒ) (RubyͰ͸ͳ͍ํ) PHP4ʙ8.1ରԠத

࠷ॳʹ·ͱΊ (·ͣ) ੜ͖࢒ͬͨɺγΣΞ੒௕ͱ·Ͱ͸ݴΘͳ͍͕ਰୀͰ΋ͳ͍ ރΕ͍ͯͳ͍(BCΛڪΕͳ͍ɺྗڧ͋͞ΔਐԽ) (ଞॴ͔ΒݟΕ͹पճ஗Εͷ)Ϟμϯ͞ΛΩϟονΞοϓத σΩΔਓͳΒ͙͢࢖͑Δखܰ͞͸ͦͷ··ʹݎ࣮ʹ Ͳ͜ʹͰ΋͋Δ͠ɺͲ͜Ͱ΋࢖ΘΕ͍ͯΔ

ੜ͖࢒ͬͨ w े෼Ͱ͔͍γΣΞɺ଎౓ɺϥΠϒϥϦɺϑϨʔϜϫʔΫͷଘࡏ w ෆ଍͍ͯ͠Δͷ͸ɺઃܭͰ͖ΔΤϯδχΞ w ʮνϟϯεͰ͢Αʂʢ୭ʹݴͬͯΔΜͩʁʯ w ֤छϓϥοτϑΥʔϜͰ΋ɺϑΝʔετύʔιϯͰ͸ͳ͍͕ େ఍OE
SE͋ͨΓʹ͸͍Δʢྫɿ-BNCEBͱ͔ʣ

ੜ͖ͯΔ৔ॴ w ϋΠύϑΥʔϚϯεʮҎ֎ʯͷ΢ΣϒόοΫΤϯυ w ྫ8FCTPDLFU΍ϙʔϦϯάɺ$,ɺH31$౳Ҏ֎ w ݱ୅͸ඞཁͳॴ͚ͩڧ͍ݴޠΛ࢖͏ͷ͕ී௨ ʢྫΩϡʔ ϝοηʔδϒϩʔΧʔ͸ผݴޠ΍ϚωʔδυͰʣ w
ͪΌΜͱͨ͠ݴޠΛ࢖͍͑ͯΔօ͞ΜͳΒ໰୊ແ͍೉қ౓

ʮͳͥJava౳ʹ͠ͳ͍ͷ͔ʁʯ w ʮͷέʔεͰ+BWB΄ͲΊΜͲʜ߽՚ͳඞཁ͕ͳ͍͔Βʯ w ۪௚ͳݴޠͳͷͰɺૉ௚ͳίʔυͳΒσόοά͕͠΍͍͢ ʢ5ISFBEͱ͔$PSPVUJOFͱ͔ͳ͍ͷͰɺελοΫ͕γϯϓϧʣ w ೉ղͳϏϧυπʔϧ੔උ΍ίϯύΠϧ͕ෆཁͰ͋Δ w $PNQPTFS1BDLBHJTU͸.BWFOͱ͔/VHFUͱ͔ΑΓָʂʂʂʂ
w ʮ೥લͷίʔυ͕ಈ͘͠ɺιʔε͕ඞͣಡΊΔʯ

ਐԽͭͭ͋͠Δܕ w ෳࡶͳઃܭʹ଱͑ΒΕΔ͔ͬ͠Γͱͨ͠ݴޠ࢓༷ɺܕ w ʮ1)1͕͔ͬ͠Γͱͨ͠ݴޠʁʁʁʯ w ܕ΍Ϋϥεɺ&OVN౳վળɺ4QSFBE΍NBUDIࣜදݱྗͷ޲্ w ੩తղੳ͕ڧ͘ޮ͘ݴޠઃܭͱɺͦΕΛऔΓר͘πʔϧ w
͜ͷ͋ͨΓ͸UBETBOͷൃදͰ΍ΔΜ͡Όͳ͍͔φʁʁ

ʮͰ΋ΏΔ;ΘܕͰ͠ΐʁʯ w Ҿ਺΍ฦΓ஋Ͱ͸ɺࠓ͸5ZQF&SSPSͰఀࢭͰ͖·͢ ɹɹdeclare(strict_types=1); // ๨Εͣʹ ɹɹ( fn(int $a) =>
print($a) )("1"); // TypeError!! PHP Fatal error: ....Uncaught TypeError: ... must be of type int, string given

੩తղੳΛ͔͓ͭ͏ w ੩తղੳπʔϧ࢖͑͹array<int, T>·ͰͰ͖ΔΜͰ͢Α w ݱ୅ͷ1)1͸ɺ੩తղੳͰೋาࡾาઌʹڧ͘ͳΕΔ

ʮಈతʯ͸ٻΊΒΕ͍ͯͳ͍ w new $class($param)໓ΜͰ΄͍͠ ݸਓͷײ૝ w JGจͰݻΊͳ͘ͱ΋؆ܿʹݎ͘ॻ͘͜ͱ͕Ͱ͖Δݱ୅ w 1010Ͱݎ͘ॻ͘ݶΓɺ͔ͬ͠Γͱͨ͠ίʔυ͕ॻ͚Δ w
Ҿ͖ଓ͖ڐ͞ΕΔΏΔ;ΘίʔυͱΏΔ;ΘϑϨʔϜϫʔΫ w ͜ͷࠞࡏɾڥքΛͲ͏ཱ྆͢Δ͔͕ݱࡏͷ՝୊ͱࢥ͏ w ੲ͸ ࠓ΋ 1FSM΍3VCZ͕ત·͔͕ͬͨ͠ࠓ͸ҧ͏

ڧԽ͞Ε͍ͯΔ΋ͷ w Ҿ͖ଓ͖$PNQPTFS1BDLBHJTUͳͲΤίγεςϜ w &OVNɺ6/*0/ܕͳͲॊೈɾιϦουͳݴޠ΁ͷมԽ͔ͭ ಈతͳ෺ "UUSJCVUF౳ ΋௥Ճʢ+BWB͍ݴޠʹͳΓͭͭ͋Δʣ w NBUDIࣜͱ͔ɺGO
ͱ͔ɺTQSFBE΍SFBEPOMZͷ͓͠ΌΕ͞ ʁ w ྺ࢙తܦҢͷ࡟ݮʢ#$౳Λ൐͏Ϩϕϧͷվֵʣ w &'*ʢʮ1)1FSͩͬͯ$ϥΠϒϥϦୟ͖͍ͨΑͳʂʢʁʁʣʯʣ

ਐԽ͠ͳ͍Ͱ͋Ζ͏΋ͷ w UISFBEɻωΠςΟϒεϨου͕ඞཁͳέʔε͕ͳ͍ w ʢຊ෺ͷʣ4JOHMFUPOɺϓϩηεΛ·ͨ͛ͳ͍ͷͰ͜ͳͦ͏ ʢ1SFGPSLϞσϧ͸ҡ࣋͞ΕΔͩΖ͏ʣ w ͨͩ͠ɺ$֦ுͰ͸ଘࡏ͠͏Δ͠ɺ͢Ͱʹ͋Δ w ࡢࠓ૿͑ͨɺόΠφϦσʔλͷૢ࡞
w Ͱ͖ͳ͍Θ͚Ͱ͸ͳ͍͕ʜόΠφϦߏ଄ମ΄͍͠Ͷ

଍Γͳ͍΋ͷ w جຊతʹ͸ɺ 1SF GPSLͳͷͰʜ ݱ୅Ͱ͸ॏཁͳฒߦɾฒྻॲཧ͕·ͩෆಘҙ w ϥΠϒϥϦ͸͋Δ͕ɺσϑΝΫτ͕ͳ͍ w ʢࠓೖΕͯ೥ϨϕϧͰ௕ੜ͖͢Δ͔͕ෆ໌ʣ
w 'JCFS͕ೖͬͨͷͰɺࠓޙվળ͞Ε͍͔ͯ͘΋͠Εͳ͍

଍Γͳ͍΋ͷ̎ w ʮIUUQEདྷͯ͘ΕʂίϯςφͰ໘౗ʂʯ "QBDIF QIQ΍QIQGQN w ͋Δʹ͸͋Δ w 4XPPMFɺ"NQɺ3FBDU ࣗݾIUUQE
w 3PBE3VOOFS (P 1SFGPSL w FUD FUD w ඇ७ਖ਼ͳΒ৭ʑ͋Δ

ݴޠʮ֎ʯͷਐԽ w ଞݴޠಉ༷ʹ3FRVFTU3FTQPOTFΦϒδΣΫτ͕ීٴ w 143 EFGBDUPͱ͸ݴ͍ͮΒ͍͕ɺม׵Ͱ͖Δ΋ͷ͕ଟ͍ w 84(*3BDL&YQSFTTతʹ ɺಠࣗ"QQ4FSWFS'8ͷ૬ޓޓ׵
w ϓϩηεͰ/SFRΛ͞͹͘ɾ͚Δɺςετ͠΍͘͢ͳͬͨ w ແ࿦ɺݹ͍1)1ελΠϧͱ͸ܾผ͢Δඞཁ͸͋Δ ྫɿ$_GET, $_SESSION, echo "<html>"ͷഉআ

վળ͞ΕͨΤϥʔॲཧ w Τϥʔͱྫ֎ɺฦΓ஋ɺget_hoge_last_error౳͕ ࠞͬͨࠞ͟ಱੈք͸ ֓ͶʜOPUશ෦ ऴΘͬͨ w ྫ֎ػߏͰѻ͑Δ5ISPXBCMFʹ౷߹͞Εͨͭͭ͋Δ w ࠓͰ͸ɺେମ͸ྫ֎ɾΤϥʔΛద੾ʹѻ͑Δ
w େن໛όον΍αʔόʔϓϩάϥϜΛॻ͚Δ w ʢ1%0ͷ%#࠶઀ଓपΓ͕΋͏গ͠੔උ͞Εͯ΄͍͠ͳʜʣ

ࡢࠓେมͳϙΠϯτ w -54ෆࡏʢϚΠφʔόʔδϣϯ͸ϚΠφʔόʔδϣϯͰ͸ͳ͍ʣ w ΠέͯΔػೳ͸૿͑Δ͕ɺͲΜͲΜͱ#$౳͕ൃੜ͢Δ w ʮͪΌΜͱςετॻ͚͹0,ʯʮͦΕͳʯ w ௥͍͔͚͍ͯ͘ίετ͕ඞཁ &0-·Ͱʙ೥
w ΑΓςελϒϧɺΑΓૄ݁߹ͳઃܭʹ͠ͳ͍ͱӬԕʹ͍ۤ͠ w ʢૉ௚ͳίʔυͳΒͦ͜·ͰखؒͰ͸ͳ͍͕ʜ ຊ౰͔ʁ ʣ

·ͱΊ w ݻ͘ॊೈͰॻ͖΍͍͢ݴޠͱͯ͠ਐԽɺ ࠓޙ΋8FCܥͷϝδϟʔͨΓ͏Δ w ʮ৽ൃ໌ػೳʯ͸ແ͍ɻڭՊॻΈ͍ͨͳ001Ͱॻ͚͹ྑ͍ w ෆ଍͸ଞͷݴޠ౳ͷྗΛआΓΕ͹ྑ͍ͱɺ օ͕ཧղͯ͠ੜ࢈ੑΛ࠶ධՁ͞Εͭͭ͋Δ ཉ໨
ئ๬ w 1)1ͷʮෛ࠴ʯ͸ϨΨγʔίʔυͱʮେख'8৴ไओٛʯ ΑΓྑ͍ίʔυɾઃܭ͕Ͱ͖Δͱཧղ͠վળ͚ͭͮ͠Δਓ͕ඞཁ

ҎԼ͸LTதʹɺಉ࣌ʹπΠʔτͯ͠ ͍ͨςΩετͰ͢

ۙ೥ʢ1)1ʣͷΦγϟϨจ๏Ұؾʹݟ͍ͨͳΒͪ͜Β େମΩϟονΞοϓͰ͖ΔΑʂ .PEFSO1)1c%JNJUSJPT-ZUSBT IUUQTEOMZUSBTDPNCMPHNPEFSOQIQ

࣍ੈ୅ʢ1)1ʣͷ࿩Έ͍ͨͳΒͪ͜Β ·͋ɺ༧ఆ͸ະఆ͚ͩͲͶʂ 8IBUTOFXJO1)1TUJUDIFSJP IUUQTTUJUDIFSJPCMPHOFXJOQIQ

ࠓޙདྷΔ͔΋͠Εͳ͍1)1ػೳ͸1)1SGDͰΈΕΔΑ དྷͯ΄͍͠ʂͱ͍͏ػೳ͕7PUF࢝·ΔͱفΔؾ࣋ͪʹͳΔΑ 1)1SGD IUUQTXJLJQIQOFUSGD

ʮ೔ຊͷίϛϡχςΟͬͯͲ͜ʁʯͱ͍͏ͱ࠷ۙͩͱҎԼͱ͔͋ΔΑ 1)1Ϣʔβʔζ ೔ຊޠ IUUQTXXXNTOHJOGPBSDIJWFTQIQVTFSTKBPOTMBDLQIQ !1)1FS3PPN IUUQTUXJUUFSDPN1)1FS3PPN

݁ہ"QQ4FSWFS͕ͳ͍1)1΋࠷ۙ͸৭ʑ͋ΔΑ 3PBE3VOOFSͱ͔ɺ"NQͱ͔ɺ4XPPMFܥͳͲ IUUQTSPBESVOOFSEFW IUUQTBNQIQPSHIUUQTFSWFS ʢ4XPPMF͸෼྾தͳͷͰάάͬͯ͆ʣ

ϑϦʔμϜੈք΋ଞΛਅࣅͯ͠ʮඪ४ɾ׳शԽʯ͠Α͏ͱ͍ͯ͠ΔΑ ·͋Ͱ΋ެࣜͰ͸ͳ͍͠ɺօࣗ༝ʹ޷͖ͳ΋ͷΛ͔͍ͭͬͯΔΑ 1)14UBOEBSET3FDPNNFOEBUJPOT1)1'*( IUUQTXXXQIQpHPSHQTS ʢݱ࣮తʹ͸ʮ4ZNGPOZϥΠϒϥϦʯ͕ن໿ʹ͍ۙؾ͕͢ΔΑ͆-BSBWFM΋ͦ͏ͩ ͠Ͷʣ

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࠷ۙͷ1)1ϥΠϒϥϦΛ΢Υον͢ΔͳΒ͜ͷCPUͱ͔͍͍Α ·͋ࢲ͕ϝϯςͯ͠Δ#PUͳΜ͚ͩͲͶ͆͆ ͍ΖΜͳύοέʔδ͕ੜ·Ε͍ͯΔͳʙͬͯࢥ͏Αʂ !DBMMVTFSGVOD5XJUUFSIUUQTUXJUUFSDPNDBMMVTFSGVOD

ʮϥΠϒϥϦ͕΄͍͠ͳʯͬͯͳͬͨΒେखΛ·ͣݟͯΈΔͱ͍͍Αʂେମ͋Δ Αʂ େख͕͍͍ͷ͸ɺͪΌΜͱ৽͍͠7FSʹ௥ैͯ͘͠ΕΔॴͩͶʜ IUUQTUIFQIQMFBHVFDPN IUUQTTZNGPOZDPN IUUQTBVSBQIQDPN

近況PHP / PHP in now a days

近況PHP / PHP in now a days

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(ඇPHPer޲͚) ۙگ PHP uzulla @ TECHFEED CONFERENCE 2022 DISCLAIMERɿશ෦ओ؍

@uzulla ϑϦʔͷ PHPer (͏ͣΒ) (RubyͰ͸ͳ͍ํ) PHP4ʙ8.1ରԠத

࠷ॳʹ·ͱΊ (·ͣ) ੜ͖࢒ͬͨɺγΣΞ੒௕ͱ·Ͱ͸ݴΘͳ͍͕ਰୀͰ΋ͳ͍ ރΕ͍ͯͳ͍(BCΛڪΕͳ͍ɺྗڧ͋͞ΔਐԽ) (ଞॴ͔ΒݟΕ͹पճ஗Εͷ)Ϟμϯ͞ΛΩϟονΞοϓத σΩΔਓͳΒ͙͢࢖͑Δखܰ͞͸ͦͷ··ʹݎ࣮ʹ Ͳ͜ʹͰ΋͋Δ͠ɺͲ͜Ͱ΋࢖ΘΕ͍ͯΔ

ੜ͖࢒ͬͨ w े෼Ͱ͔͍γΣΞɺ଎౓ɺϥΠϒϥϦɺϑϨʔϜϫʔΫͷଘࡏ w ෆ଍͍ͯ͠Δͷ͸ɺઃܭͰ͖ΔΤϯδχΞ w ʮνϟϯεͰ͢Αʂʢ୭ʹݴͬͯΔΜͩʁʯ w ֤छϓϥοτϑΥʔϜͰ΋ɺϑΝʔετύʔιϯͰ͸ͳ͍͕ େ఍OE

ੜ͖ͯΔ৔ॴ w ϋΠύϑΥʔϚϯεʮҎ֎ʯͷ΢ΣϒόοΫΤϯυ w ྫ8FCTPDLFU΍ϙʔϦϯάɺ$,ɺH31$౳Ҏ֎ w ݱ୅͸ඞཁͳॴ͚ͩڧ͍ݴޠΛ࢖͏ͷ͕ී௨ ʢྫΩϡʔ ϝοηʔδϒϩʔΧʔ͸ผݴޠ΍ϚωʔδυͰʣ w

ਐԽͭͭ͋͠Δܕ w ෳࡶͳઃܭʹ଱͑ΒΕΔ͔ͬ͠Γͱͨ͠ݴޠ࢓༷ɺܕ w ʮ1)1͕͔ͬ͠Γͱͨ͠ݴޠʁʁʁʯ w ܕ΍Ϋϥεɺ&OVN౳վળɺ4QSFBE΍NBUDIࣜදݱྗͷ޲্ w ੩తղੳ͕ڧ͘ޮ͘ݴޠઃܭͱɺͦΕΛऔΓר͘πʔϧ w

ʮͰ΋ΏΔ;ΘܕͰ͠ΐʁʯ w Ҿ਺΍ฦΓ஋Ͱ͸ɺࠓ͸5ZQF&SSPSͰఀࢭͰ͖·͢ ɹɹdeclare(strict_types=1); // ๨Εͣʹ ɹɹ( fn(int $a) =>

੩తղੳΛ͔͓ͭ͏ w ੩తղੳπʔϧ࢖͑͹array<int, T>·ͰͰ͖ΔΜͰ͢Α w ݱ୅ͷ1)1͸ɺ੩తղੳͰೋาࡾาઌʹڧ͘ͳΕΔ

ʮಈతʯ͸ٻΊΒΕ͍ͯͳ͍ w new $class($param)໓ΜͰ΄͍͠ ݸਓͷײ૝ w JGจͰݻΊͳ͘ͱ΋؆ܿʹݎ͘ॻ͘͜ͱ͕Ͱ͖Δݱ୅ w 1010Ͱݎ͘ॻ͘ݶΓɺ͔ͬ͠Γͱͨ͠ίʔυ͕ॻ͚Δ w

ڧԽ͞Ε͍ͯΔ΋ͷ w Ҿ͖ଓ͖$PNQPTFS1BDLBHJTUͳͲΤίγεςϜ w &OVNɺ6/*0/ܕͳͲॊೈɾιϦουͳݴޠ΁ͷมԽ͔ͭ ಈతͳ෺ "UUSJCVUF౳ ΋௥Ճʢ+BWB͍ݴޠʹͳΓͭͭ͋Δʣ w NBUDIࣜͱ͔ɺGO

ਐԽ͠ͳ͍Ͱ͋Ζ͏΋ͷ w UISFBEɻωΠςΟϒεϨου͕ඞཁͳέʔε͕ͳ͍ w ʢຊ෺ͷʣ4JOHMFUPOɺϓϩηεΛ·ͨ͛ͳ͍ͷͰ͜ͳͦ͏ ʢ1SFGPSLϞσϧ͸ҡ࣋͞ΕΔͩΖ͏ʣ w ͨͩ͠ɺ$֦ுͰ͸ଘࡏ͠͏Δ͠ɺ͢Ͱʹ͋Δ w ࡢࠓ૿͑ͨɺόΠφϦσʔλͷૢ࡞

଍Γͳ͍΋ͷ w جຊతʹ͸ɺ 1SF GPSLͳͷͰʜ ݱ୅Ͱ͸ॏཁͳฒߦɾฒྻॲཧ͕·ͩෆಘҙ w ϥΠϒϥϦ͸͋Δ͕ɺσϑΝΫτ͕ͳ͍ w ʢࠓೖΕͯ೥ϨϕϧͰ௕ੜ͖͢Δ͔͕ෆ໌ʣ

଍Γͳ͍΋ͷ̎ w ʮIUUQEདྷͯ͘ΕʂίϯςφͰ໘౗ʂʯ "QBDIF QIQ΍QIQGQN w ͋Δʹ͸͋Δ w 4XPPMFɺ"NQɺ3FBDU ࣗݾIUUQE

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