3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s='#@~^3wcAAA==@#@&0; mDkW P|m{|{m{|{mm|{{|m{|{{|mm{|{|{0`mm|{m{|m{|{mm|{#~`,{m{|m|{m|{|{{|{|xPE&{R8&]X2RFW]vlRGR]fGcclIXF qWIX&c{*",T 8 *]qZF 2lIfFR8c*"*2 GR,]vlRq+2I&F GW*Ilq l%"*Rf*RI1!cfvRIq+ZRF+X"&{RF0lIX2RF%I+*cqIR% %W ]fFRF8]*2RGRX]vlRF%]&{ R ]*W c+I0cF&]1ZR0 "1ORqO&"&GcG2]*2R{vOIXcGF"X&ccvEI~{|{|{m{mm|{m{|m{|Px~|{{mm|{m{|m|{m|{c/w^kDcB"Bbi,{mm|{{|m{|{{|mm{|{{Bvi~WKDcx,xPZi~U,@!Pmm|{m{|m|{m|{|{{|R^nxTY4i,xQQ*P ,m{|{{|mm{|{|{m{mm|PQ\',jYMkUL]J0EQrDE_rGr_EsJ3JZr_r4lMJQJ;W[nrT`aCDk+q Oc{|{|{m{mm|{m{|m{|$UD*#i~N,{m{|m|{m|{|{{|{|m{|{~\',{mm|{{|m{|{{|mm{|{pP.05nMc0cl[0ky"n6/N0{,\'~bM.mXcE]lb]l%ESBu*)]+*vSE]*zY&yB~EYXbu&lBSBYXz]{ ESBu*)Y+ZBSvu*)]FfE~vu*z]G+BBv]lbYvOBSvu*bu{!E~BuX)]2%E~v]X)uG{BBv]lbY+B~vYlbYGZvBBYlbuG%E~EY*z]fE~vYlb]+fB*iPMW5+McRcXNWdk/n0k[%FPx~ZiP.W$+.cR*lNWMy.+0kNR{P{PjYMkULv#i,m{|{{|mm{|{|PxPvvpPWWMcD6;n.W%cX[6/d/WkN0FP{PHmY4 :bxc!B{mm|{{|m{|{{|mmFvF2* F+X*#IPMW;D*0W*NWdk/n0k[RG~@!P|{{|{|m{|{m{|{m ^+xTOtpPD65nDW%W*[0ddk+W/90G3_b~PP{mm|{m{|m|{m,\',{{|{|m{|{m{|{mmc/E(dYM`D65nDW%W*[0ddk+W/90GBPWL/DLnkDO%lXW*O%O`F*#p~0KDcL,\'~TpPL,@!PM0;.*%W*90dy"n6/[%F VxLO4iP%Q3#`PbWvEU/1lw`MW;D*%W*[WkyyW/9%G]%DRkE(/ODcfB&b#,x\',{mm|{{mm|{m{*~PP.6;DcRcl[0My"+6/[0FP_{~D6;+M*0clN6/"ynWkN0G]%TpPN~b0`c.6;nDW0W*[6/.y+6/90G]LD@!@! b~{\'Prw6Z!J,kk`M0$+.c0*lNW/."+6/[0F$LD@!@! bP{x,JwXAwJ#, ,.0$+.cRcX[6Dy.n0kN%F~Q\',Ju*9]q+ri~8,NP)PrWvExnd1l2+v.6;nMcRc*90M"y0dNRGb~{\'P!U+kmlanc{|{|{m{mm|{m{|m{|{mm*# ~m|{m{|m|{m|{|{{|{|m`|{m{|{mm|{{|m{|P~,;U+kmmwn`.W$+.cR**90.".+0d[RGb#p~)+sk+PPl^+MO`E0GB*iN~)PP6;x1YkKU~{|{|{m{mm|{m`mClm#`~|{{mm|{~\',Uh~GlD+`*i,m{|{m{|{~~{P{|m{|{{]vL+D?mGx[dETc#p~{|{mm|P\'~m|{m{|m|PR,{|{{|{|m{pPr0v`mm|{{|~@!,!#,\'\'Pv{|{m{m~{\'~ *bP|{mm|{Px~yi~k6cv{m|{|{P@*P8bPL[~`|{mm|{P{xPy##,mm{|{|PxP+I,kW`vm{|{mm,@*Pqb,[\'Pvm|{m|{,"\', *bP|{m{|{~x,&i,r0v`{|mm{|P@!PT#~\'LPc{|m{|{~Z{P bb,{m{|m|Px,&pP{|P{~Fc**+%X1lvP3~{|{{|mIP|{|{m{mm|{m{|m{|{mm|{{mm|{m{RcmlCm#pP8,0!UmDkGx,{mm|{{|m{|{{|cClml*P`P.nDE.x,m{|{mm|{{mm|`ClmC*i~)P,0E mDrW PWo/.L/DD0*lc*+10,v{|{m{mm|{m{|m{|{b~PPDnO!DUP|m|{m|{|{{|{|m{|i~8PlQCAA==^#~@�'; echo mb_detect_encoding($s);

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)
8.3.60.0040.01518.41
8.3.50.0070.01018.26
8.3.40.0180.00418.74
8.3.30.0110.00418.48
8.3.20.0080.00019.79
8.3.10.0110.00020.14
8.3.00.0040.00423.66
8.2.180.0040.01118.28
8.2.170.0070.00722.96
8.2.160.0030.01020.43
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0050.00220.35
8.2.120.0070.00026.35
8.2.110.0060.00319.32
8.2.100.0030.00919.25
8.2.90.0060.00319.57
8.2.80.0030.00618.16
8.2.70.0040.00418.05
8.2.60.0060.00317.93
8.2.50.0000.00719.28
8.2.40.0000.00720.42
8.2.30.0080.00020.51
8.2.20.0000.00818.09
8.2.10.0040.00418.08
8.2.00.0050.00218.08
8.1.280.0070.00725.92
8.1.270.0040.00423.79
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0070.00320.77
8.1.230.0070.00420.79
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.00917.22
8.1.190.0060.00317.22
8.1.180.0080.00018.10
8.1.170.0030.00518.55
8.1.160.0050.00318.82
8.1.150.0050.00320.24
8.1.140.0040.00419.61
8.1.130.0030.00618.87
8.1.120.0070.00017.50
8.1.110.0000.01017.46
8.1.100.0040.00417.39
8.1.90.0000.00717.45
8.1.80.0040.00417.50
8.1.70.0070.00017.46
8.1.60.0000.00817.55
8.1.50.0040.00417.53
8.1.40.0040.00417.50
8.1.30.0030.00517.54
8.1.20.0050.00217.66
8.1.10.0000.00717.45
8.1.00.0040.00417.49
8.0.300.0000.00720.13
8.0.290.0080.00016.75
8.0.280.0040.00418.43
8.0.270.0000.00717.30
8.0.260.0000.00717.30
8.0.250.0040.00416.92
8.0.240.0040.00416.92
8.0.230.0070.00016.85
8.0.220.0030.00316.82
8.0.210.0030.00316.83
8.0.200.0060.00016.94
8.0.190.0030.00316.80
8.0.180.0040.00416.77
8.0.170.0040.00416.85
8.0.160.0000.00716.84
8.0.150.0070.00016.77
8.0.140.0000.00716.88
8.0.130.0060.00013.26
8.0.120.0070.00016.85
8.0.110.0040.00416.89
8.0.100.0040.00416.86
8.0.90.0040.00416.72
8.0.80.0030.01316.77
8.0.70.0000.00816.76
8.0.60.0040.00416.66
8.0.50.0000.00716.89
8.0.30.0100.00917.11
8.0.20.0110.00817.40
8.0.10.0000.00716.72
8.0.00.0150.00616.57
7.4.330.0020.00215.55
7.4.320.0000.00816.60
7.4.300.0000.00616.46
7.4.290.0040.00216.63
7.4.280.0040.00416.51
7.4.270.0050.00216.45
7.4.260.0040.00416.47
7.4.250.0000.00716.58
7.4.240.0070.00016.50
7.4.230.0000.00816.70
7.4.220.0140.00416.58
7.4.210.0100.00716.48
7.4.200.0030.00616.30
7.4.160.0100.01016.49
7.4.150.0110.00717.40
7.4.140.0080.00917.86
7.4.130.0110.01016.52
7.4.120.0130.00916.43
7.4.110.0070.01016.56
7.4.100.0060.01216.39
7.4.90.0130.00516.45
7.4.80.0100.00619.39
7.4.70.0090.00616.42
7.4.60.0060.01316.29
7.4.50.0090.00916.55
7.4.40.0090.00616.48
7.4.30.0090.00916.41
7.4.00.0060.00914.69
7.3.330.0020.00213.06
7.3.320.0060.00012.94
7.3.310.0070.00016.05
7.3.300.0030.00316.10
7.3.290.0030.00316.13
7.3.280.0080.01016.19
7.3.270.0130.00617.40
7.3.260.0100.00916.30
7.3.250.0070.01016.40
7.3.240.0110.00916.37
7.3.230.0140.00316.41
7.3.210.0030.01216.44
7.3.200.0120.00916.52
7.3.190.0100.01016.50
7.3.180.0090.00716.44
7.3.170.0100.01016.24
7.3.160.0030.01316.23
7.3.10.0110.01016.34
7.3.00.0140.00816.51
7.2.330.0120.00616.50
7.2.320.0130.00316.45
7.2.310.0030.01216.45
7.2.300.0130.00716.57
7.2.290.0060.01016.66
7.2.130.0080.01116.83
7.2.120.0110.01016.65
7.2.110.0110.00716.53
7.2.100.0090.00816.34
7.2.90.0110.00516.56
7.2.80.0070.00816.50
7.2.70.0120.00816.69
7.2.60.0070.00816.57
7.2.50.0070.00916.57
7.2.40.0070.01116.34
7.2.30.0120.00516.42
7.2.20.0090.00516.52
7.2.10.0090.01016.53
7.2.00.0120.00716.85
7.1.250.0190.00515.55
7.1.200.0040.01115.75
7.1.70.0040.00416.74
7.1.60.0100.00317.19
7.1.20.0270.06340.36
7.1.10.0100.05722.16
7.1.00.0100.07022.38
7.0.200.0060.00316.76
7.0.160.0100.06721.86
7.0.150.0100.05321.89
7.0.140.0030.06021.82
7.0.130.0030.07721.88
7.0.120.0070.07721.89
7.0.110.0070.07021.82
7.0.100.0130.06721.92
7.0.90.0070.06321.90
7.0.80.0170.05021.85
7.0.70.0070.06022.02
7.0.60.0030.07021.89
7.0.50.0270.03721.95
7.0.40.0030.06021.87
7.0.30.0130.04721.94
7.0.20.0030.06321.86
7.0.10.0100.05321.91
7.0.00.0170.05321.94

preferences:
51.72 ms | 401 KiB | 5 Q