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ࠓͦ͜ཧղ͢Δ
1)1ͷ࣌ܭࢉ
ʮ1)1$POGFSFODF+BQBO3FCPSOʯ
IUUQTQIQDPOQIQHSKQ
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ࣗݾհ
w ࢁాɹʢ·ͩɹ͠ΐ͏ʣ
w ίωώτגࣜձࣾͰαʔόʔαΠυΤϯδχ
ΞΛ͓ͬͯΓ·͢ɻ
w Ұ൪ಘҙͳͷɺ1)1Ͱͳ͘$44Ͱ͢ɻ
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ૣͰ͕͢
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1)1ͷܭࢉͬͯ
Ͳ͏͢Δͷ͕ϕετͳΜͩΖ͏ɾɾʁ
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ʮQIQʯʮQIQܭࢉʯ
Ͱݕࡧͨ͠ܦݧ͋Γ·ͤΜ͔ʁ
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TUSUPUJNFʁ
EBUF EBUFUJNFʁ
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ࠓͷൃදͰɺ࣮ͷ໎͍Λ
গ͠ͰݮΒͤΕخ͍͠Ͱ͢ɻ
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ຊ͢͜ͱ
w EBUFؔͱϑΥʔϚοτॻࣜʹ͍ͭͯ
w %BUF5JNFΫϥεɺ%BUF5JNF*NNVUBCMFΫϥεʹ͍ͭͯ
w ࣌ࠁͷϥΠϒϥϦʹ͍ͭͯ
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ͦΕͰɺຊฤελʔτͰ͢ɻ
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EBUFؔͱ
ϑΥʔϚοτॻࣜ
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·ͣEBUFؔʹ͍ͭͯΓ·͠ΐ͏
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EBUFؔʹ͍ͭͯ
date (string $format [, int $timestamp = time()]) : string
ҾͷtimestampΛɺҾͷϑΥʔϚοτจࣈྻʢ$formatʣͰϑΥʔϚοτͯ͠ɺจࣈྻΛฦ͢ɻ
echo date("Y-m-d H:i:s”); // 2020-12-12 15:55:00
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ͱ͜ΖͰϑΥʔϚοτจࣈྻͬͯʁ
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GPSNBUύϥϝʔλจࣈྻͱʁ
w ͦͷ໊ͷ௨ΓɺͷϑΥʔϚοτʹ༻͍Δɻ
w ޙड़͢Δ%BUF5JNFɺ%BUF5JNF*NNVUBCMFΫϥεͰ༻Մೳɻ
w ɺिɺ݄ɺɺ࣌ɺλΠϜκʔϯͳͲ༷ʑͳछྨ͕͋Δɻ
ˠ࣍ϖʔδҎ߱Ͱઆ໌͍͖ͯ͠·͢ɻ
ࢀߟIUUQTXXXQIQOFUNBOVBMKBEBUFUJNFGPSNBUQIQ
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GPSNBUύϥϝʔλจࣈྻʮʯᶃ
จࣈྻ આ໌ Γͷྫ
%
ࡾจࣈͷςΩετܗࣜ
ͷ༵ɻ
.POɺ4VO
E
ೋܻͷࣈͷɻ
ઌ಄ʹθϩ͕ͭ͘ɻ
ɺ
K
ೋܻͷࣈͷɻ
ઌ಄ʹθϩ͕͔ͭͳ͍ɻ
ɺ
Mʢ-ͷখจࣈʣ ϑϧεϖϧܗࣜͷ༵ɻ
4VOEBZɺ.POEBZɺ
5VFTEBZɾɾ
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GPSNBUύϥϝʔλจࣈྻʮʯᶄ
จࣈྻ આ໌ Γͷྫ
4
ӳޠܗࣜͷংɻ
ΞϧϑΝϕοτจࣈɻ
TUɺOEɺSEɺUI
/
*40ܗࣜͰ
දݱ͞Ε༵ͨɻ
ʢ݄༵ʣʙʢ༵ʣ
Xʢ8ͷখจࣈʣ ༵ͷ ʢ༵ʣʙʢ༵ʣ
͉ʢ;ͷখจࣈʣ
ؒͷ௨ࢉɻ
θϩ͔Β࢝·Δɻ
ʙ
˞Ӟͷ߹·Ͱ
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GPSNBUύϥϝʔλจࣈྻʮिʯ
LP
จࣈྻ આ໌ Γͷྫ
8ʢେจࣈʣ
*40ܗࣜͰ
݄༵࢝·Γͷि൪߸
ʢͷୈिʣ
※ ISO-8601ܗࣜͷ༷ʹบ͕͋Γ·͢ɻ࣍ͷεϥΠυͰղઆ͠·͢ɻ
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िͱ༵ͷܾΊ͝ͱʢ*40ʣ
w ͯ͢ͷि࢝·Γʮ݄༵ʯ
w ͋Δͷ࠷ॳͷिͦͷͷ࠷ॳͷ༵ΛؚΉिɻ
w ྫʮՐ༵ʯɻि൪߸͍ͭ͘ʁ
w ݄ʮ༵ʯ
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GPSNBUύϥϝʔλจࣈྻʮ݄ʯᶃ
จࣈྻ આ໌ Γͷྫ
' ϑϧεϖϧͷ݄ɻ +BOVBSZʙ%FDFNCFS
. จࣈܗࣜͷ݄ɻ +BOʙ%FD
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GPSNBUύϥϝʔλจࣈྻʮ݄ʯᶄ
จࣈྻ આ໌ Γͷྫ
N
ࣈͰ݄Λදݱɻ
ઌ಄ʹθϩ͕ͭ͘ɻ
ʙ
O
ࣈͰ݄Λදݱɻ
ઌ಄ʹθϩ͕͔ͭͳ͍ɻ
ʙ
U ࢦఆ݄ͨ͠ͷ݄ ɺɺɺ
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GPSNBUύϥϝʔλจࣈྻʮʯ
จࣈྻ આ໌ Γͷྫ
: ܻͷࣈͷ ɺ
Z ܻͷࣈͷ ɺ
- ӞͰ͋Δ͔Ͳ͏͔
ͳΒӞ
ͳΒӞͰͳ͍
Pʢ0ͷখจࣈʣ
*40ܗࣜͷि൪߸
͔Βܾఆ͞Εͨ
ɺ
˞͕ఆͱζϨΔ߹͕͋Δ
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GPSNBUύϥϝʔλจࣈྻʮ࣌ʯᶃ
จࣈྻ આ໌ Γͷྫ
B
ޕલɺ·ͨޕޙ
ʢখจࣈʣ
BNɺQN
"
ޕલɺ·ͨޕޙ
ʢେจࣈʣ
".ɺ1.
# 4XBUDIΠϯλʔωοτ࣌ؒ ʙ
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GPSNBUύϥϝʔλจࣈྻʮ࣌ʯᶄ
จࣈྻ આ໌ Γͷྫ
(
࣌ؒ୯Ґͷ࣌ɻ
θϩ͔ͭͳ͍ɻ
ʙ
H
࣌ؒ୯Ґͷ࣌ɻ
θϩ͔ͭͳ͍ɻ
ʙ
)
࣌ؒ୯Ґͷ࣌ɻ
θϩ͕ͭ͘ɻ
ʙ
I
࣌ؒ୯Ґͷ࣌ɻ
θϩͭ͘ɻ
ʙ
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GPSNBUύϥϝʔλจࣈྻʮ࣌ʯᶅ
จࣈྻ આ໌ Γͷྫ
J ɻθϩ͕ͭ͘ɻ ʙ
T ඵɻθϩ͕ͭ͘ɻ ʙ
V ϚΠΫϩඵ
W
ϛϦඵ
˞1)1Ҏ߱
˞ͯ͢খจࣈ
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GPSNBUύϥϝʔλจࣈྻλΠϜκʔϯࣝผࢠ
จࣈྻ આ໌ Γͷྫ
F λΠϜκʔϯࣝผࢠ "TJB5PLZP
*ʢ*ͷେจࣈʣ αϚʔλΠϜத͔Ͳ͏͔
ͳΒαϚʔλΠϜதɻ
ͳΒͦ͏Ͱͳ͍ɻ
0
(.5ͱͷ࣌ࠩɻ࣌ؒͱͷ
ؒʹίϩϯ͕ೖΒͳ͍ɻ
lz
1
(.5ͱͷ࣌ࠩɻ࣌ؒͱͷ
ؒʹίϩϯ͕ೖΔɻ
lz
5 λΠϜκʔϯུশ +45
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ϑΥʔϚοτจࣈྻΛ၆ᛌͨ͠ײ
w ͏ػձ͕͋·Γͳͦ͞͏ͳจࣈྻ͕͍͔ͭ͋͘Δɻ
w ຊࠃͳΒɺαϚʔλΠϜͷҙࣝෆཁɻ
w େจࣈখจࣈͰҙຯ͕େ͖͘มΘΔจࣈ͕͍͜͠ɻ
w ʮPʯͱʮ0ʯͱ͔ɻ
w ༵݄ΛຊޠදهͰग़ྗͰ͖ͳͯ͘ෆศɻ
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บ͕͋Δͱײ͡Δͱ͜Ζ
w ͕͔ͭ͘Ͳ͏͔ͷҧ͍
w ͷʮEʯʮKʯɺ݄ͷʮNʯʮOʯ
w िͷ࢝·Γ͕ʮ༵ʯ͔ʮ݄༵ʯͷͭͷύλʔϯ
w *40ܗࣜͷʮ/ʯͩͱʮ݄༵ʯ
w 64"ํࣜͷʮXʯͩͱʮ༵ʯ
w ˞1)1͕ѱ͍Θ͚Ͱͳ͘ɺͱ࣌ࠁͷදه͕ͦͦෳࡶɻ
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༨ஊ౾ࣝ
// MEMO: จࣈྻΛϑΥʔϚοτจࣈྻͱͯ͠ѻ͍ͨ͘ͳ͍߹ͷখٕ
// 202012݄12ʹ࣮ߦ
date_default_timezone_set('Asia/Tokyo');
echo date("\T\o\d\a\y \i\s Y-m-d l \!"); // ʮToday is 2020-12-12 Saturday !ʯ
จࣈྻΛΤεέʔϓ͢ΕɺϑΥʔϚοτจࣈྻͱͯ͠ݟͳ͞Εͳ͘ͳΓ·͢ɻ
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%BUF5JNFΫϥε
%BUF5JNF*NNVUBCMFΫϥεͷ
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ਖ਼ݴ͏ͱɺ
͜ͷ2ͭΛ͓ͬͯ͘ͷ͕҆ṛ
ޙड़͠·͕͢ɺ
શͰͳ͍Ͱ͢ɻ
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TUSUPUJNFؔ
strtotime ( string $datetime [, int $now = time() ] ) : int
ӳจܗࣜͷΛUnixλΠϜελϯϓʢintܕʣʹม͢Δγϯϓϧͳؔɻ
Ҿʹ༻Ͱ͖Δ$datetimeʢͱ࣌ࠁͷॻࣜʣDateTimeɺDateTimeImmutable
Ͱڞ௨ͷͷ͕༻Մೳɻ
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%BUF5JNFΫϥε
࣌ࠁΛఆٛ͢ΔΫϥεͰ͢ɻ
࣌ࠁͷՃݮࢉɺൺֱɺλΠϜκʔϯઃఆɺϑΥʔϚοτग़ྗͳͲ͕ߦ͑Δϝιου͕࣮͞Ε͍ͯ·͢ɻ
add(new DateInterval(‘P2Y3D'));
$date->modify('+1 day');
echo $date->format('Y-m-d H:i:s');
ઌఔઆ໌ͨ͠
ϑΥʔϚοτจࣈྻ
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%BUF5JNFΫϥεͷศརͳͱ͜Ζʂ
w ࣌ࠁͷՃݮࢉɺλΠϜελϯϓͷมߋɻ
w EBUFؔͱಉ͡ϑΥʔϚοτܗࣜɻ
w %BUF5JNFΦϒδΣΫτಉ࢜ΛൺֱՄೳͰɺࠩݕग़Մೳɻ
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̍ͭͣͭݟ͍͖ͯ·͠ΐ͏
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࣌ؒͷՃݮࢉ
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࣌ࠁͷՃݮࢉ add(new DateInterval(‘P2Y3D'));
// DateTimeΦϒδΣΫτ͔Β1ɺ1ϲ݄ɺ1ΛҾ͘ɻ
$date->sub(new DateInterval('P1Y1M1D'));
echo $date->format(‘Y-m-d'); // 2021-11-14
w %BUF5JNFBEE
w %BUF5JNFTVC
ػೳࣗମඇৗʹγϯϓϧ
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%BUF*OUFSWBMΫϥεͱʁ
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%BUF*OUFSWBMΫϥεͱ
ͷִؒΛදݱ͢ΔΫϥεͰ͢ɻ͑Δํࣜɺ݄ɺɺ࣌ؒɺɺඵɺϚΠΫϩඵͳͲɻ
P(Periodͷུ) Y() M(݄) D() Hʢ࣌ʣIʢʣSʢඵʣFʢϚΠΫϩඵʣ
ʮେ͖͍୯Ґࠨʹએݴʯʮ୯Ґͷલʹॻ͘ʯͱ͍͏2ͭͷϧʔϧ͕͋Γ·͢ɻ
add(new DateInterval('P1Y2M3D')); // 1ɺ2ϲ݄ɺ3ΛՃࢉ
$date->add(new DateInterval('PT6H4M10S')); // 6࣌ؒɺ4ɺ10ඵΛՃࢉ
echo $date->format('Y-m-d H:i:s.u'); // 2022-02-15 21:04:10.000000
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λΠϜελϯϓͷมߋ
modify('last day of next month');
echo $date->format(‘Y-m-d'); // 2021-01-31
w %BUF5JNFNPEJGZ
BEEɺTVCΑΓ
ࣗ༝͕ߴ͍
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ͱ࣌ࠁͷॻࣜʹ͍ͭͯ
w ࣌ࠁͷॻࣜ
w ͷॻࣜ
w ෳ߹తͳॻࣜ
w ૬ରతͳॻࣜ
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ͱ࣌ࠁͷॻࣜ࣌ࠁ
$date = new DateTime(‘T151130'); // Λলུ͢ΔͱɺࠓͷʹͳΔ
echo $date->format('Y-m-d H:i:s’); // 2020-12-12 15:11:30
$date = new DateTime(‘7:19:19 PM’); // ώϡʔϚϯϦʔμϒϧ
echo $date->format('Y-m-d H:i:s’); // 2020-12-12 19:19:19
$date = new DateTime(‘2010'); // ※ ඇਪ
echo $date->format('Y-m-d H:i:s’); // 2020-12-12 00:00:00
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ͱ࣌ࠁͷॻࣜ
$date = new DateTime('2020-12-12');
echo $date->format('Y-m-d H:i:s’); // 2020-12-12 00:00:00
$date = new DateTime('December 12th, 2020’); // ӳޠݍͷදه
echo $date->format('Y-m-d H:i:s’);
$date = new DateTime(’12/12/20'); // ΞϝϦΧࣜͷ݄ʢޙड़͠·͕͢ɺ᠘͕͋Γ·͢ʣ
echo $date->format('Y-m-d H:i:s’);
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ͱ࣌ࠁͷॻࣜෳ߹తͳॻࣜ
$date = new DateTime('2020-12-12 15:00:00’); // MySQLͷDateॻࣜ
echo $date->format('Y-m-d H:i:s’);
$date = new DateTime(‘2020-W51'); // ISO ͷɺि൪߸
echo $date->format('Y-m-d H:i:s’); // 2020-12-14 00:00:00
$date = new DateTime('12/Dec/2020:15:00:00 +0900’); // Apacheϩάʹ͓͚Δ࣌ࠁॻࣜ
echo $date->format('Y-m-d H:i:s’); // 2020-12-12 15:00:00
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ͱ࣌ࠁͷॻࣜ૬ରతͳॻࣜᶃ
/* modifyؔʹ͏ͷɺجຊతʹ͜ͷॻࣜͰ͢ */
$date = new DateTime('last day’); // ʮ࠷ޙͷʯͰͳ͘ʮࡢʯ
echo $date->format(‘Y-m-d’); // 2020-12-11
$date = new DateTime('last day of Feb 2020’); // ʮࡢʯͰͳ͘ʮ݄ͷ࠷ऴʯ
echo $date->format(‘Y-m-d'); // 2020—02-29
$date = new DateTime('2020-12-12');
$date->modify('-1 week’);
echo $date->format(‘Y-m-d’); // 2020-12-05
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ͱ࣌ࠁͷॻࣜ૬ରతͳॻࣜᶄ
$date = new DateTime('2020-12-12');
$date->modify(‘Monday'); // dayname ʮ࣍ʹͬͯ͘Δࢦఆ͞Ε༵ͨʯ※᠘͕͋Γ·͢
echo $date->format('Y-m-d l’); // 2020-12-14 Monday
$date = new DateTime(‘2020-12-12’); // ༵
echo $date->format(‘Monday this week’); // weekday + last/this/next week
echo $date->format('Y-m-d l'); // 2020-12-07 Monday
$date = new DateTime('2020-12-12');
$date->modify('Monday +7 weeks’); // ॻࣜΛΈ߹ΘͤΔ͜ͱՄೳ
echo $date->format('Y-m-d l’); // 2021-02-01 Monday
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ศརͳͷؒҧ͍ͳ͍Ͱ͢ɻ
Ͱ͕͢ɺ᠘͋Γ·͢ɻ
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ఆ֎ͷղऍ
$date = new DateTime(‘2500');
echo $date->format('Y-m-d H:i:s’); // ??
$date = new DateTime('2020-01-31');
$date->modify('+1 month’);
echo $date->format(‘Y-m-d'); // ??
$date = new DateTime('00/07/20');
echo $date->format('Y-m-d’); // ??
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ఆ֎ͷղऍछ໌͔͠
$date = new DateTime(‘2500’); // 2459Λ͑Δͱɺʮʯͩͱݟͳ͞ΕΔɻ
echo $date->format('Y-m-d H:i:s’); // 2500-12-12 15:00:00
$date = new DateTime(‘2020-01-31');
$date->modify('+1 month');
echo $date->format(‘Y-m-d'); // 2020–02-31͕ΦʔόʔϑϩʔΛىͯ͜͠ɺ2020-03-02ʹͳΔɻ
// ΞϝϦΧࣜͷղऍͱݟͳ͞ΕΔ
$date = new DateTime(’00/07/20'); // 2020-00-07
echo $date->format('Y-m-d’); // 2019-12-07
ɾZZNNEE
ɾNNEEZ
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༨ஊαϚʔλΠϜͷ᠘
// MEMO: ΞϝϦΧͷ2020ͷαϚʔλΠϜͷऴΘΓɺ11݄1ͷਂ2࣌
// ޕલ2͔࣌Βޕલ1࣌ʹɺ1͚࣌ؒͩΓ·͢
$dt = new DateTimeImmutable(
'2020-11-01 01:00:00',
new DateTimeZone('America/New_York')
);
echo $dt->add(new DateInterval('PT10H'))->format('Y-m-d H:i:s’);
// 2020-11-01 10:00:00
echo $dt->modify('+10 hours')->format('Y-m-d H:i:s’);
// 2020-11-01 11:00:00
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ެࣜυΩϡϝϯτʹࡌ͍ͬͯΔ
͔ΓͳͷͰɺ͝Ұಡ͋Εʂ
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%BUF5JNFΦϒδΣΫτͷൺֱ
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͜Ε·Ͱͷൺֱ
// dateಉ࢜Λൺֱͨ͠Γɺstrtotimeؔͷ݁Ռಉ࢜Λൺֱͨ͠Γ
$targetDate = date('2020-12-12');
var_dump(strtotime($targetDate) < strtotime(‘now’));
// MEMO: strtotimeUnixλΠϜελϯϓΛฦ͢ͷͰɺλΠϜκʔϯUTCݻఆʹͳͬͯ͠·͏ɻ
// MEMO: dateฦΓ͕StringͳͷͰɺฦΓͷՃ͕ෆศɻ
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͜Ε͔Βͷൺֱᶃ
$dt = new DateTime('2020-12-25');
var_dump($dt < new DateTime(‘2020-12-12‘)); // bool(false)
$dt = new DateTime(‘2020-12-10');
var_dump($dt < new DateTime(‘2020-12-12’)); // bool(true)
%BUF5JNFΦϒδΣΫτಉ࢜
ΛൺֱՄೳʂʂ
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͜Ε͔Βͷൺֱᶄ
// Question: ΠίʔϧͰൺֱͯͪ͠ΌΜͱಈ͘ʁ
$dt = new DateTime('2020-12-12 15:00:00');
var_dump($dt == new DateTime('2020-12-12 15:00:00’)); // ??
var_dump($dt === new DateTime('2020-12-12 15:00:00’)); // ??
USVFʁGBMTFʁ
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͜Ε͔Βͷൺֱᶄ
$dt = new DateTime('2020-12-12 15:00:00');
var_dump($dt == new DateTime('2020-12-12 15:00:00’)); // true
var_dump($dt === new DateTime('2020-12-12 15:00:00’)); // false
// MEMO: === ಉ͡Ϋϥεͷಉ͡ΠϯελϯεΛൺֱͨ͠߹Ͱͳ͍ͱɺtrueʹͳΒͳ͍ɻ
// https://www.php.net/manual/ja/language.oop5.object-comparison.php
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͜Ε͔Βͷൺֱᶅ
$dt = new DateTime('2020-12-12');
$diff = $dt->diff(new DateTime('last day of Dec 2020'));
echo $diff->format(‘%a’); // 19
echo $diff->format('%R%a days'); // +19 days
// a: diffؔͷ݁Ռʹ༻ͨ͠߹ɺ૯
// R: ϓϥε͔ϚΠφε
// https://www.php.net/manual/ja/dateinterval.format.php
ࠩݕग़Մೳʂʂ
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%BUF5JNF*NNVUBCMFΫϥε
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Πϛϡʔλϒϧͳ%BUF5JNFΫϥε
$dt = new DateTimeImmutable('2020-12-12');
echo $dt->modify('+1 week’)->format(‘Y-m-d’); // ??
echo $dt->modify('+1 day’)->format(‘Y-m-d'); // ??
$dt = new DateTime('2020-12-12');
echo $dt->modify('+1 week’)->format('Y-m-d'); // ??
echo $dt->modify('+1 day’)->format('Y-m-d'); // ??
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Πϛϡʔλϒϧͳ%BUF5JNFΫϥε
$dt = new DateTimeImmutable('2020-12-12');
echo $dt->modify('+1 week’)->format(‘Y-m-d’); // 2020-12-19
echo $dt->modify('+1 day’)->format(‘Y-m-d'); // 2020-12-13
$dt = new DateTime('2020-12-12');
echo $dt->modify('+1 week’)->format('Y-m-d'); // 2020-12-19
echo $dt->modify('+1 day’)->format('Y-m-d'); // 2020-12-20
Πϯελϯεͷঢ়ଶ͕ෆม
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தͷՃ͕ෆཁͳΒ
%BUF5JNF*NNVUBCMFΫϥε
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࣌ࠁͷϥΠϒϥϦ
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%BUF5JNFΫϥεͰ
͑ͳ͍͜ͱ࣮͋Γ·͢ɻ
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%BUF5JNFΫϥεͰͰ͖ͳ͍͜ͱ
w ຊޠͷϩʔΧϥΠζ
w ςετίʔυ࣮࣌ͷϞοΫΞοϓ
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ͦΕΒΛղܾ͢ΔϥΠϒϥϦ܊
w $BSCPO
w IUUQTHJUIVCDPNCSJBOOFTCJUU$BSCPO
w $BLF1)1$ISPOPT
w IUUQTHJUIVCDPNDBLFQIQDISPOPT
w ˞$BLF1)1ʹݶఆ͞ΕͨଟΊͳͷͰɺࠓճ$BSCPOͷΛϝΠ
ϯʹ͠·͢
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ຊޠͷϩʔΧϥΠζʲૉͷ1)1ฤʳ
// ຊޠද͍͚ࣔͨ͠ͲͰ͖ͳ͍
$dt = new DateTime('2020-12-12', new DateTimeZone('Asia/Tokyo'));
echo $dt->format('Y-m-d F l’); // 2020-12-12 December Saturday
$dt->format(’N w’); // 6 6
// MEMO: N1ʢ݄༵ʣʙ7ʢ༵ʣɺw1ʢ༵ʣʙ6ʢ༵ʣ
// ͜ΕΒΛ༵ʹม͢ΔؔΛࣗ࡞͢Δํ๏ΞϦ
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ຊޠͷϩʔΧϥΠζʲ$BSCPOฤʳ
// MEMO: Carbon v2.42.0ͷ࣮ߦ݁Ռ
$carbon = new Carbon('2020-12-12');
$date = $carbon->locale('ja');
echo $date->locale(); // ja
echo $date->monthName; // 12݄
echo $date->dayName; // ༵
ຊޠͰදࣔͰ͖Δʂʂ
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%BUF5JNFͱͷޓੑ͋Δͷʁ
w ͋Γ·͢ɻ%BUF5JNFΫϥεͱ%BUF5JNF*NNVUBCMFΫϥεͷৼΔ
͍ͦͷ··͑·͢ɻ
w $BSCPO%BUF5JNFΫϥεͷ֦ுɻ
w $BLF1)1$ISPOPT%BUF5JNF*NNVUBCMFΫϥεͷ֦ுɻ
w ࡶͳදݱΛ͢ΔͱɺͭͷϥΠϒϥϦ%BUF5JNFͷ্ҐޓͰ͢ɻ
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༨ஊ$BLF1)1͕$BSCPOΛͬͯͳ͍ཧ༝ʁ
w $BLF1)1·Ͱ$BSCPOΛ͍ͬͯͨɻ
w ͔͠͠ɺ$BSCPOόʔδϣϯܥͷࠒϛϡʔλϒϧͳΦϒδΣΫτ
͔͠࡞Εͳ͔ͬͨɻ
w $ISPOPT͕%BUF5JNF*NNVUBCMFΫϥεͷ֦ு࿏ઢͰ։ൃ͞Εͨͷ
ͦͷӨڹɻ
w $BSCPOܥͰΠϛϡʔλϒϧͳΦϒδΣΫτΛѻ͑ΔΑ͏ʹͳͬ
͍ͯΔɻ
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ͯ͞ɺ͕࣍࠷ޙͷτϐοΫͰ͢
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͕࣌བྷΉςετίʔυ
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͕࣌བྷΉςετίʔυ͍͠
w ྫ࣌Λա͗Δલʮ͜Μʹͪʯɻ࣌Λա͗ͨޙʮ͜Μ
ΜʯΛฦ͕ؔ͋͢Δͱ͠·͢ɻ
w ͜ͷؔͷςετίʔυΛ࣌ʹಈ͔͢ͱʮ͜Μʹͪʯ͕ظ
ʹͳΓ·͕͢ɺ࣌ʹಈ͔͢ͱʮ͜ΜΜʯ͕ظʹͳΓ·͢ɻ
w ࢀߟIUUQTUXBEBIBUFOBCMPHKQFOUSZEFTJHOGPSUFTUBCJMJUZ
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ςετίʔυ
RepeatableͰͳ͚ΕͳΒͳ͍
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ςετίʔυͷϞοΫΞοϓΛ͢Δ
// ςετίʔυ࣮ߦલʹ࣌Λݻఆ͠ɺظΛ੍ޚ͢Δɻ
Carbon::setTestNow(new Carbon('2020-12-12 17:00:00’));
$result = greet();
$this->assertEquals($result, ‘͜Μʹͪ'); // True
Carbon::setTestNow(new Carbon('2020-12-12 19:00:00'));
$result = greet();
$this->assertEquals($result, ‘͜ΜΜ'); // False
$ISPOPTͰಉ༷ͷػೳ͕
ఏڙ͞Ε͍ͯΔͷͰ҆৺ʂ
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%BUF5JNFΫϥε
͍͚֮͑ͯͨͩ·͔ͨ͠ʁ
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·ͱΊ
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·ͱΊ
w ࣌Λѻ͏࣌%BUF5JNF*NNVUBCMFΫϥεΛ͏͠ɻ
w ެࣜυΩϡϝϯτͰʮϑΥʔϚοτจࣈྻʯʮ࣌ࠁͷॻࣜʯ
ͷบΛ͓ͬͯ͘͠ɻ
w αϚʔλΠϜͷॻ͍ͯ͋Γ·͢ɻ
w %BUF5JNFΫϥεͷࣝϥΠϒϥϦͰͦͷ··׆͔ͤΔɻ
w ੵۃతʹϥΠϒϥϦΛཔΔ͠ɻ
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ࢿྉൃදʹର͢ΔϑΟʔυόοΫΛ
͓͓ͪͯ͠Γ·͢ɻ
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͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ