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PHP の現場から
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shin1x1
July 15, 2017
Technology
5
4k
PHP の現場から
2017/07/15 PHP カンファレンス関西 2017
https://2017.kphpug.jp/
shin1x1
July 15, 2017
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Transcript
ɹ!shin1x1 2017//15 PHPΧϯϑΝϨϯεؔ 1)1ͷݱ͔Β
http://php-genba.shin1x1.com/
D .BTBTIJ4IJOCBSB!TIJOY ΞδΣϯμ wॆ࣮ͨ͠υΩϡϝϯτ wܕΛ໌ࣔͰ͖ΔεΫϦϓτݴޠ wΦϒδΣΫτࢦ։ൃݴޠ wεςʔτϨεͳϥϯλΠϜ w1)1ͷࢥ
ॆ࣮ͨ͠ υΩϡϝϯτ
http://php.net/
http://ja.phptherightway.com/
ܕΛ໌ࣔͰ͖Δ εΫϦϓτݴޠ
None
&MPRVFOU 3FQPTJUPSZ <?php function something(int $i): Foo {} something(1)->method(); ܕએݴ
&MPRVFOU 3FQPTJUPSZ <?php // PHP 7.1 function something(?int $i): ?Foo
{} // PHP 7.0 ҎԼ function something(int $i = null): Foo {} ܕએݴʢOVMMBCMFʣ
D .BTBTIJ4IJOCBSB!TIJOY ܕΛ໌ࣔ͢Δ wҙਤ͠ͳ͍ʢܕʣΛ͙ wίʔυͷҙਤΛ໌֬ʹʢ*%&ʹڭ͑Δʣ w҉తมΛ͙
D .BTBTIJ4IJOCBSB!TIJOY ܕͷݕࠪ w*%&ʢ1IQ4UPSN/FU#FBOTʣ w1IBOͳͲͷ੩తղੳπʔϧ wࣗಈςετ
ΦϒδΣΫτࢦ։ൃݴޠ
D .BTBTIJ4IJOCBSB!TIJOY ΦϒδΣΫτࢦ։ൃݴޠ wΫϥεɺܧঝɺΧϓηϧԽ wܕએݴ wΠϯλʔϑΣΠεɺநΫϥε wྫ֎ɺτϨΠτ
D .BTBTIJ4IJOCBSB!TIJOY ׆༻Ͱ͖Δڥ w044ͷϥΠϒϥϦɺϑϨʔϜϫʔΫ w%%%ͷྲྀߦʹΑΔ001ͷ࠶ධՁ wใɺϊϋͷެ։
D .BTBTIJ4IJOCBSB!TIJOY 1)1ݴޠػೳͰͷ׆༻ wෳࡶͳ࣮ΛӅͯ͠ɺ୯७ͳݴޠػೳͰར༻ w"SSBZ"DDFTT<>ʹΑΔཁૉΞΫηε w5SBWFSTBCMFGPSFBDIͰΠςϨʔτ
&MPRVFOU 3FQPTJUPSZ <?php class FooCollection implements \ArrayAccess { // (snip)
} $collection = new FooCollection(); $collection['key1'] = 'foo'; $value = $collection[‘key1']; "SSBZ"DDFTT
s &MPRVFOU 3FQPTJUPSZ <?php class BarCollection implements \IteratorAggregate { //
(snip) } $collection = new BarCollection(); foreach ($collection as $v) { echo $v; } 5SBWFSTBCMF *UFSBUPS"HHSFHBUF
εςʔτϨεͳ ϥϯλΠϜ
D .BTBTIJ4IJOCBSB!TIJOY 1)1ͷ࣮ߦNPE@QIQQIQGQN )551ϦΫΤετདྷΔ 1)1ίʔυΛίϯύΠϧʢPQDPEFੜʣ ࣮ߦڥΛॳظԽ PQDPEFΛ࣮ߦ )551Ϩεϙϯεฦ͢
D .BTBTIJ4IJOCBSB!TIJOY 1)1ͷ࣮ߦNPE@QIQQIQGQN )551ϦΫΤετདྷΔ 1)1ίʔυΛίϯύΠϧʢPQDPEFੜʣ ࣮ߦڥΛॳظԽ PQDPEFΛ࣮ߦ )551Ϩεϙϯεฦ͢ 01$BDIFͰΩϟογϡ
D .BTBTIJ4IJOCBSB!TIJOY 1)1ͷ࣮ߦNPE@QIQQIQGQN )551ϦΫΤετདྷΔ 1)1ίʔυΛίϯύΠϧʢPQDPEFੜʣ ࣮ߦڥΛॳظԽ PQDPEFΛ࣮ߦ )551Ϩεϙϯεฦ͢
D .BTBTIJ4IJOCBSB!TIJOY εςʔτϨεͳϥϯλΠϜ w୯ҰϦΫΤετͰด͍ͯ͡Δ wϦΫΤετຖʹϦηοτ wԿڞ༗͠ͳ͍ɺԿ͞ͳ͍
D .BTBTIJ4IJOCBSB!TIJOY ϝϦοτ wϦΫΤετͰඞཁͳϝϞϦ͔͠Θͳ͍ wϝϞϦϦʔΫɺ($͕ى͜Γʹ͍͘ w͏͔ͬΓσʔλΛڞ༗ͯ͠ͷࣄނ͕ແ͍ wΞϓϦέʔγϣϯ։ൃʹ͚ͩूதͰ͖Δ
D .BTBTIJ4IJOCBSB!TIJOY ࠓͷைྲྀͱͷੑ wΫϥυɺαʔόʔϨε w͏ͱ͖ʹੜɺऴΘͬͨΒഁغ w5IF5XFMWF'BDUPS"QQ
1)1ͷࢥ
1)1ࣃϒϥγ ͷΑ͏ͳͷͰ͢ ϥεϚεɾϥʔυϑ https://www.sitepoint.com/phps-creator-rasmus-lerdorf/
ʮ1)1ͱ͍͏ݴޠΛ࡞Ζ͏ʯ ͱߟ͑ͯ࡞ͬͨͷͰ͋Γ·ͤΜɻ ʮΛղܾ͢ΔͨΊͷπʔϧΛ࡞Ζ͏ʯ ͱࢥͬͯ࡞͍ͬͯ·ͨ͠ɻ ϥεϚεɾϥʔυϑ http://gihyo.jp/news/interview/2010/rasmus
1)1πʔϧ
୭͕͑Δπʔϧ
1)1ܨ͙ݴޠ
1)1ΤϯδχΞΑ ڳΛுΕ
D .BTBTIJ4IJOCBSB!TIJOY !TIJOY !TIJOY D .BTBTIJ4IJOCBSB!TIJOY