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Ryu
September 14, 2019
Programming
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130
PHPでも記号プログラミング
僕が入門したよって話
Ryu
September 14, 2019
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Transcript
ه߸ΤϞ͍ ه߸ϓϩάϥϛϯά ΤϞ͍ Ryuichi Iha (@Ryu1__1uyR)
͜ΜʹͪΘ
‘ΓΎ͏’͍͍ͬͯ·͢
ΓΎ͏͍͍ͬͯ·͢ • ໘ന͍ϓϩάϥϜΛॻ͘ͷ͕͖ • ීஈJavaScriptΑ͘ॻ͍ͯΔ • ϢχίʔυͷΈ(ֆจࣈपΓ)͕͖͢ • ࠷ۙ͘͢͝HͳຊΛಡΈ࢝Ίͨ •
Α͘ه߸റΓͰίʔσΟϯάͯ͠Δ (ࣗݾղऍ) ※HaskellͷຊͩΑ @Ryu1__1uyR
໘ന͍ϓϩάϥϜ @Ryu1__1uyR
໘ന͍ϓϩάϥϜ @Ryu1__1uyR ແݶ࣮ߦͰ͖ΔQuine
໘ന͍ϓϩάϥϜ @Ryu1__1uyR
ΑΖ͘͠Ͷ @Ryu1__1uyR
ͯ͞
Perlͷ͓͠·ͤΜ
PHPͷ͓Λ͠·͢
Ͱ
None
PHP࣮࣭Perl
ηʔϑʂ
ຊ
ຊ
PHPΛॻ͍͍ͯΔ ͋Δͷ͜ͱ
echo ‘r’ & ‘y’;
// p
None
Ͳ͏Β ASCIIcodeͷ ཧੵͬΆ͍
ͭ·Γ
‘r’ & ‘y’;
01110010 : r 01111001 :y 01110000 :p and
͓ʁ
ͦ͏͍ɺrͱyͬͯ
Array͔Β ͱΓͩͤΔͳ…
Array ه߸Ͱ࡞ΕΔʂʂ
͜ΕͰจࣈྻͷArray
‘r’ & ‘y’;
$__[!!_] & $__[-!!_]; ͜Ε͖ͬ͞ͷม
!!_ ͱ͔ -!!_
ܕΩϟετ
var_dump( 0 . '1'); ͜Εࣈ ͜Εจࣈ
string(2) "01" ͜Ε0͕จࣈʹܕ͔ͬͯʹม͞ΕͯΔ
͜ΕͰ४උͬͨ
ͷͰ
ͪΐͬͱPerlΛ࡞͖ͬͯͨ
01010000 01100101 01110010 01101100 Perl
P
‘p’ & ’T’ 01110000 01010100
p
‘r’ & ’y’ 01110010 01111001
T
‘r’ ^ _ ^ ‘y’ 01110010 01111001 01011111
‘p’ & ’T’ 01110000 01010100
(‘r’ & ’y’) & (‘r’ ^ _ ^ ‘y’)
ه߸Ͱॻ͘ͱ
None
e = ‘p’ ^ ’T’ | ‘A’
r Array͔Β
l = ‘A’ ^ ‘r’ ^ _
ͦΕͧΕ
$$_ = $___ ^ $____ | $__[!_];
$__[!!_]
$$__ = $__[!_] ^ $__[!!_] ^ _ ;
Ͱ͖ͨʂʂʂʂ
࣮ߦͯ͠ΈΑ͏ʂʂʂ
λʔϛφϧ
ͪͳΈʹJSͰॻ͘ͱ
[__,_]=[-~-~[-~[]],[...{}+[]][(-~-~[-~[]]+-~-~[- ~[]])- -~[]]+[...{}+[]][-~[]]+([]['']+[])[-~[]]+ (([]==[])+[])[(-~-~[-~[]])]+(-~[]/[]+[])[(-~-~[- ~[]]+-~-~[-~[]])]+(!![]+[])[-~[]]+([]['']+[])[+ []]+[...{}+[]][(-~-~[-~[]]+-~-~[-~[]])- -~[]]+(!! []+[])[+[]]+[...{}+[]][-~[]]+(!![]+[])[-~[]]];[][_] [_]((!![]+[])[-~[]]+(!![]+[])[__]+(!![]+[])[+[]]+ (!![]+[])[-~[-~[]]]+(!![]+[])[-~[]]+([]['']+[])[-
~[]]+' "'+'\\' +([]['']+[])[[]-[]] +'{' +(-~[]+[] +-~[]>>-~[])+([]-[]+[])+ '}'+'"')()+(!![]+[])[- ~-~[-~[]]]+(!![]+[])[-~[]]+(![]+[])[-~[-~[]]]
$__=$_[].=$_; $___ = $__[!!_] & $__[-!!_]; $____ = $__[!!_] ^
_ ^ $__[-!!_]; $$$___.=$___ & $____; $$_ = $___ ^ $____ | $__[!_]; $$$___ .= $$_; $$$___ .= $__[!!_] ; $$__ = $__[!_] ^ $__[!!_] ^ _ ; $$$___ .= $$__; echo $$$___ ;
PHP,JSه߸Ͱॻ͚Δ
όοΫΤϯυϑϩϯτ ه߸Ͱॻ͚Δ
ه߸͚ͩͰWEBΞϓϦ ࡞ΕΔ͔͠Εͳ͍ʂʂ
ه߸͚ͩͰWEBΞϓϦ ࡞ΕΔ͔͠Εͳ͍ʂʂ emotional
͓ΘΓ ɹऴ ɹ੍࡞ɾஶ࡞ ɹᴸᴸᴸᴸᴸ R Y U @Ryu1__1uyR