3v4l.org

run code in 300+ PHP versions simultaneously
<?php $longAssString = 'backspace %08\ntab %09\nlinefeed %0A\ncreturn %0D\nspace %20\n! %21\n" %22\n# %23\n$ %24\n% %25\n& %26\n\' %27\n( %28\n) %29\n* %2A\n+ %2B\n, %2C\n- %2D\n. %2E\n/ %2F\n0 %30\n1 %31\n2 %32\n3 %33\n4 %34\n5 %35\n6 %36\n7 %37\n8 %38\n9 %39\n: %3A\n; %3B\n< %3C\n= %3D\n> %3E\n? %3F\n@ %40\nA %41\nB %42\nC %43\nD %44\nE %45\nF %46\nG %47\nH %48\nI %49\nJ %4A\nK %4B\nL %4C\nM %4D\nN %4E\nO %4F\nP %50\nQ %51\nR %52\nS %53\nT %54\nU %55\nV %56\nW %57\nX %58\nY %59\nZ %5A\n[ %5B\n\ %5C\n] %5D\n^ %5E\n_ %5F\n` %60\na %61\nb %62\nc %63\nd %64\ne %65\nf %66\ng %67\nh %68\ni %69\nj %6A\nk %6B\nl %6C\nm %6D\nn %6E\no %6F\np %70\nq %71\nr %72\ns %73\nt %74\nu %75\nv %76\nw %77\nx %78\ny %79\nz %7A\n{ %7B\n| %7C\n} %7D\n~ %7E\n¢ %A2\n£ %A3\n¥ %A5\n| %A6\n§ %A7\n« %AB\n¬ %AC\n¯ %AD\nº %B0\n± %B1\nª %B2\n, %B4\nµ %B5\n» %BB\n¼ %BC\n½ %BD\n¿ %BF\nÀ %C0\nÁ %C1\n %C2\nà %C3\nÄ %C4\nÅ %C5\nÆ %C6\nÇ %C7\nÈ %C8\nÉ %C9\nÊ %CA\nË %CB\nÌ %CC\nÍ %CD\nÎ %CE\nÏ %CF\nÐ %D0\nÑ %D1\nÒ %D2\nÓ %D3\nÔ %D4\nÕ %D5\nÖ %D6\nØ %D8\nÙ %D9\nÚ %DA\nÛ %DB\nÜ %DC\nÝ %DD\nÞ %DE\nß %DF\nà %E0\ná %E1\nâ %E2\nã %E3\nä %E4\nå %E5\næ %E6\nç %E7\nè %E8\né %E9\nê %EA\në %EB\nì %EC\ní %ED\nî %EE\nï %EF\nð %F0\nñ %F1\nò %F2\nó %F3\nô %F4\nõ %F5\nö %F6\n÷ %F7\nø %F8\nù %F9\nú %FA\nû %FB\nü %FC\ný %FD\nþ %FE\nÿ %FF'; $string = ''; foreach(str_split(iconv("UTF-8", "Windows-1252", $longAssString)) as $n => $c) { if (ord($c) > 127) { $c = '%'.bin2hex($c); } $string .= $c; } echo $string;

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)
8.3.60.0120.00318.40
8.3.50.0110.00822.13
8.3.40.0070.00718.84
8.3.30.0100.00718.71
8.3.20.0030.00520.20
8.3.10.0040.00421.86
8.3.00.0000.00819.56
8.2.180.0080.00816.75
8.2.170.0060.01222.96
8.2.160.0100.00720.39
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0100.00017.25
8.2.110.0040.00822.05
8.2.100.0040.00817.50
8.2.90.0040.00419.26
8.2.80.0040.00417.97
8.2.70.0070.00317.63
8.2.60.0080.00017.93
8.2.50.0030.00718.07
8.2.40.0040.00419.43
8.2.30.0000.00819.84
8.2.20.0050.00217.63
8.2.10.0040.00418.08
8.2.00.0040.00418.05
8.1.280.0120.00925.92
8.1.270.0100.00020.29
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00322.42
8.1.230.0100.00617.48
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0050.00517.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0050.00318.46
8.1.160.0000.00721.92
8.1.150.0000.00718.94
8.1.140.0040.00417.38
8.1.130.0000.00717.57
8.1.120.0030.00617.38
8.1.110.0040.00417.36
8.1.100.0040.00417.49
8.1.90.0050.00217.52
8.1.80.0040.00417.48
8.1.70.0000.00717.41
8.1.60.0040.00417.52
8.1.50.0000.00817.47
8.1.40.0050.00317.39
8.1.30.0050.00317.66
8.1.20.0030.00517.57
8.1.10.0000.00717.47
8.1.00.0060.00317.36
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0040.00418.43
8.0.270.0070.00017.29
8.0.260.0000.00617.24
8.0.250.0000.00717.05
8.0.240.0030.00616.97
8.0.230.0000.00717.08
8.0.220.0040.00416.95
8.0.210.0070.00016.85
8.0.200.0040.00416.97
8.0.190.0040.00417.02
8.0.180.0000.00716.86
8.0.170.0080.00016.88
8.0.160.0070.00016.86
8.0.150.0000.00816.85
8.0.140.0070.00016.80
8.0.130.0050.00313.35
8.0.120.0000.00917.34
8.0.110.0040.00417.29
8.0.100.0000.01217.35
8.0.90.0000.01017.39
8.0.80.0090.01217.38
8.0.70.0030.00617.30
8.0.60.0060.00317.29
8.0.50.0030.00617.40
8.0.30.0110.01017.66
8.0.20.0130.01017.55
8.0.10.0030.00617.55
8.0.00.0130.00917.29
7.4.330.0000.00515.08
7.4.320.0050.00216.60
7.4.300.0000.00616.37
7.4.290.0080.00016.52
7.4.280.0030.00516.60
7.4.270.0030.00316.51
7.4.260.0070.00016.48
7.4.250.0030.00616.95
7.4.240.0040.00416.96
7.4.230.0030.00617.00
7.4.220.0130.00716.96
7.4.210.0120.01217.02
7.4.200.0030.00617.18
7.4.160.0120.01517.00
7.4.150.0030.01817.40
7.4.140.0100.01017.86
7.4.130.0060.01416.98
7.4.120.0130.00816.97
7.4.110.0100.01117.08
7.4.100.0160.00316.80
7.4.90.0170.00316.96
7.4.80.0030.01919.39
7.4.70.0090.01216.83
7.4.60.0100.01416.71
7.4.50.0050.01416.68
7.4.40.0080.01116.76
7.4.30.0130.01016.44
7.4.20.0180.00416.29
7.4.10.0080.01016.05
7.4.00.0090.01315.69
7.3.330.0000.00613.12
7.3.320.0000.00513.10
7.3.310.0040.00416.76
7.3.300.0000.00816.85
7.3.290.0120.01016.80
7.3.280.0100.01216.81
7.3.270.0120.01317.40
7.3.260.0080.01416.83
7.3.250.0140.00716.93
7.3.240.0180.00316.84
7.3.230.0070.01416.83
7.3.210.0070.01317.00
7.3.200.0100.01016.87
7.3.190.0130.01316.86
7.3.180.0090.01316.74
7.3.170.0140.00816.84
7.3.160.0120.01116.83
7.3.150.0140.00916.94
7.3.140.0180.00716.82
7.3.130.0110.01015.96
7.3.120.0070.01515.78
7.3.110.0100.01315.49
7.3.100.0100.00515.87
7.3.90.0060.01315.84
7.3.80.0100.00715.74
7.3.70.0080.01115.74
7.3.60.0050.01415.72
7.3.50.0080.00915.67
7.3.40.0040.01615.82
7.3.30.0110.00815.78
7.3.20.0080.01017.23
7.3.10.0080.00817.46
7.3.00.0120.01016.80
7.2.330.0070.01717.10
7.2.320.0080.01317.21
7.2.310.0140.01016.84
7.2.300.0110.01316.94
7.2.290.0110.01217.24
7.2.280.0090.01716.92
7.2.270.0130.01016.75
7.2.260.0090.01516.27
7.2.250.0060.01416.04
7.2.240.0100.01316.04
7.2.230.0060.01215.78
7.2.220.0080.01015.94
7.2.210.0060.01215.69
7.2.200.0070.01315.89
7.2.190.0100.00915.79
7.2.180.0060.01015.87
7.2.170.0070.01215.92
7.2.160.0100.01016.24
7.2.150.0060.01017.91
7.2.140.0050.01417.02
7.2.130.0120.01217.76
7.2.120.0070.01017.74
7.2.110.0060.01017.76
7.2.100.0110.00717.85
7.2.90.0080.00817.85
7.2.80.0050.01117.86
7.2.70.0080.00917.68
7.2.60.0040.01317.53
7.2.50.0050.01417.64
7.2.40.0080.01217.79
7.2.30.0040.01317.83
7.2.20.0100.00617.73
7.2.10.0050.01317.50
7.2.00.0040.01518.29
7.1.330.0110.01316.48
7.1.320.0080.00916.44
7.1.310.0120.01116.39
7.1.300.0100.01216.33
7.1.290.0100.00916.56
7.1.280.0120.00716.40
7.1.270.0050.01216.46
7.1.260.0090.00915.83
7.1.250.0140.01216.63
7.1.240.0100.01216.57
7.1.230.0090.01216.55
7.1.220.0130.01016.71
7.1.210.0150.00816.82
7.1.200.0070.01216.49
7.1.190.0080.01316.83
7.1.180.0060.01616.73
7.1.170.0140.00816.70
7.1.160.0160.01016.73
7.1.150.0110.01416.76
7.1.140.0120.00916.71
7.1.130.0150.01016.68
7.1.120.0070.01516.63
7.1.110.0200.00716.76
7.1.100.0100.00717.33
7.1.90.0140.01016.87
7.1.80.0170.01016.78
7.1.70.0120.00916.91
7.1.60.0140.01117.63
7.1.50.0160.01522.86
7.1.40.0160.00816.75
7.1.30.0130.01116.03
7.1.20.0140.01316.00
7.1.10.0140.00716.75
7.1.00.0120.03018.65
7.0.330.0080.01415.61
7.0.320.0100.01016.46
7.0.310.0090.01316.39
7.0.300.0120.00916.46
7.0.290.0100.00816.38
7.0.280.0090.01116.50
7.0.270.0080.01716.42
7.0.260.0090.01216.47
7.0.250.0130.01016.48
7.0.240.0130.01116.55
7.0.230.0100.01216.44
7.0.220.0160.00816.34
7.0.210.0150.00716.29
7.0.200.0100.00916.62
7.0.190.0190.00816.47
7.0.180.0080.01316.40
7.0.170.0110.00916.27
7.0.160.0130.00916.32
7.0.150.0140.00916.36
7.0.140.0140.01216.41
7.0.130.0210.00716.37
7.0.120.0160.00716.38
7.0.110.0110.01516.31
7.0.100.0200.00616.48
7.0.90.0120.01416.38
7.0.80.0150.01016.34
7.0.70.0170.01016.42
7.0.60.0110.02717.58
7.0.50.0160.02617.00
7.0.40.0140.03317.02
7.0.30.0170.03716.54
7.0.20.0100.02517.11
7.0.10.0110.03017.02
7.0.00.0130.02317.05
5.6.400.0100.01415.67
5.6.390.0140.01115.86
5.6.380.0120.01215.90
5.6.370.0140.00915.83
5.6.360.0080.01416.00
5.6.350.0080.01715.61
5.6.340.0080.01415.85
5.6.330.0150.01515.70
5.6.320.0070.01715.71
5.6.310.0120.01215.67
5.6.300.0090.01815.67
5.6.290.0140.01415.67
5.6.280.0080.02717.73
5.6.270.0100.02215.68
5.6.260.0120.01715.88
5.6.250.0170.01315.67
5.6.240.0110.01615.80
5.6.230.0130.01815.78
5.6.220.0110.01515.82
5.6.210.0130.02317.40
5.6.200.0100.02916.75
5.6.190.0110.02317.54
5.6.180.1250.02517.60
5.6.170.0200.03617.53
5.6.160.0120.03917.36
5.6.150.0200.03016.85
5.6.140.0140.02116.79
5.6.130.0100.02616.75
5.6.120.0130.03717.74
5.6.110.0120.03917.71
5.6.100.0150.02717.76
5.6.90.0110.02217.72
5.6.80.0080.02817.54
5.6.70.1380.02217.44
5.6.60.0090.01315.58
5.6.50.0080.01215.76
5.6.40.0030.01615.57
5.6.30.0070.01315.80
5.6.20.0030.01815.50
5.6.10.0100.01115.84
5.6.00.0090.01215.59
5.5.380.0150.01415.65
5.5.370.0240.01015.80
5.5.360.0170.01015.70
5.5.350.0110.03817.18
5.5.340.0150.02016.52
5.5.330.0150.03717.39
5.5.320.0150.02917.33
5.5.310.0130.02817.35
5.5.300.0150.02816.70
5.5.290.0100.03816.68
5.5.280.0140.02717.68
5.5.270.0180.03217.57
5.5.260.0160.03317.68
5.5.250.0130.02617.57
5.5.240.0160.02217.35
5.5.230.0070.01515.54
5.5.220.0120.01515.53
5.5.210.0080.02115.82
5.5.200.0070.01715.65
5.5.190.0110.01315.49
5.5.180.0110.01215.64
5.5.170.0120.00915.44
5.5.160.0130.01015.71
5.5.150.0160.00715.54
5.5.140.0130.02015.69
5.5.130.0100.01415.63
5.5.120.0170.01215.74
5.5.110.0120.01215.62
5.5.100.0190.00615.67
5.5.90.0150.00815.62
5.5.80.0110.01515.58
5.5.70.0140.01115.66
5.5.60.0170.00615.46
5.5.50.0120.01115.64
5.5.40.0060.01815.56
5.5.30.0130.00915.50
5.5.20.0120.01215.66
5.5.10.0140.01115.34
5.5.00.0130.01215.33
5.4.450.0300.02614.45
5.4.440.0320.02614.47
5.4.430.0310.02414.50
5.4.420.0330.02414.42
5.4.410.0350.01914.36
5.4.400.0350.02314.15
5.4.390.0180.02614.34
5.4.380.0320.02014.34
5.4.370.0360.01714.34
5.4.360.0320.02114.34
5.4.350.0280.02014.28
5.4.340.0320.02114.25
5.4.330.0120.00311.57
5.4.320.0200.02014.26
5.4.310.0320.02114.23
5.4.300.0340.01914.28
5.4.290.0300.02114.27
5.4.280.0080.02414.21
5.4.270.0290.02714.12
5.4.260.0260.02714.34
5.4.250.0270.02414.15
5.4.240.0320.02114.16
5.4.230.0260.02814.33
5.4.220.0320.02314.24
5.4.210.0290.02514.22
5.4.200.0310.02414.18
5.4.190.0400.02114.22
5.4.180.0350.02414.42
5.4.170.0280.02314.38
5.4.160.0300.02314.34
5.4.150.0310.02414.28
5.4.140.0230.02513.43
5.4.130.0380.01713.34
5.4.120.0300.02213.52
5.4.110.0310.02113.43
5.4.100.0330.02113.44
5.4.90.0270.02413.48
5.4.80.0340.02113.45
5.4.70.0170.02213.29
5.4.60.0150.02213.42
5.4.50.0080.01813.40
5.4.40.0090.02513.32
5.4.30.0100.01613.31
5.4.20.0180.02413.41
5.4.10.0070.00711.68
5.4.00.0070.00611.58

preferences:
44.05 ms | 401 KiB | 5 Q