3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gdr_encode($val) { // all characters that json encode without escaping $chrs = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 !#$%&\'()*+,-.:;<=>?@[]^_`{|}~'; $base = strlen($chrs); $str = ''; while ($val > 0) { $str = $chrs[$val % $base] . $str; $val = (int)($val / $base); } return $str; } function gdr_decode($str) { // all characters that json encode without escaping $chrs = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 !#$%&\'()*+,-.:;<=>?@[]^_`{|}~'; $base = strlen($chrs); $map = array(); for ($i=0; $i<$base; $i++) { $map[$chrs[$i]] = $i; } $val = 0; for ($i=0; $i<strlen($str); $i++) { $val *= $base; $val += (int)$map[$str[$i]]; } return $val; } function duration($val) { if ($val < 24) { return sprintf('%d', $val).'h'; } if ($val < 24*10) { return sprintf('%1.1f', $val/24).'d'; } if ($val < 168*10) { return sprintf('%1.1f', $val/168).'w'; } //if ($val < 730*10) { // return sprintf('%1.1f', $val/730).'m'; //} return sprintf('%1.1f', $val/8760).'y'; } $vals = array( 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 250000, 500000, 750000, 999999, 1000000, 4294967295, 4294967296 ); echo sprintf("%10s %9s %10s %5s\n", 'num', 'str', 'time', 'cmp'); foreach ($vals as $val) { $enc = gdr_encode($val); $dec = gdr_decode($enc); if ($dec !== $val) { echo "ERROR: $val => $enc => $dec\n"; } else { echo sprintf("%10d %9s %10s %5d\n", $dec, "\"$enc\"", duration($val), strlen($enc)+2-strlen($val)); } }

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)
8.3.60.0150.00316.61
8.3.50.0100.00522.93
8.3.40.0140.00718.79
8.3.30.0120.00319.03
8.3.20.0070.00720.18
8.3.10.0080.00021.91
8.3.00.0030.00619.38
8.2.180.0150.00316.75
8.2.170.0120.00322.96
8.2.160.0140.00020.29
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00421.09
8.2.110.0030.00622.01
8.2.100.0090.00319.21
8.2.90.0090.00319.22
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0080.00018.04
8.2.50.0060.00318.07
8.2.40.0000.00918.16
8.2.30.0000.00718.09
8.2.20.0040.00417.78
8.2.10.0080.00018.22
8.2.00.0040.00417.84
8.1.280.0120.00425.92
8.1.270.0040.00423.96
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0030.00723.84
8.1.230.0040.00819.09
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0070.00317.34
8.1.190.0000.00917.38
8.1.180.0050.00319.01
8.1.170.0030.00518.53
8.1.160.0040.00422.03
8.1.150.0070.00018.88
8.1.140.0070.00017.38
8.1.130.0030.00517.88
8.1.120.0000.00717.51
8.1.110.0020.00517.52
8.1.100.0000.00717.54
8.1.90.0070.00317.47
8.1.80.0040.00417.53
8.1.70.0000.00717.39
8.1.60.0040.00417.52
8.1.50.0060.00317.61
8.1.40.0000.00717.53
8.1.30.0040.00417.74
8.1.20.0040.00417.55
8.1.10.0040.00417.57
8.1.00.0030.00517.41
8.0.300.0070.00018.77
8.0.290.0000.00716.88
8.0.280.0050.00318.39
8.0.270.0070.00317.30
8.0.260.0040.00417.30
8.0.250.0070.00017.01
8.0.240.0000.00716.87
8.0.230.0070.00016.85
8.0.220.0030.00316.93
8.0.210.0030.00316.94
8.0.200.0030.00317.02
8.0.190.0040.00417.02
8.0.180.0040.00416.83
8.0.170.0000.00816.93
8.0.160.0040.00416.88
8.0.150.0040.00416.87
8.0.140.0000.00816.96
8.0.130.0000.00613.35
8.0.120.0000.00816.94
8.0.110.0020.00516.86
8.0.100.0040.00416.88
8.0.90.0000.00716.94
8.0.80.0090.01316.93
8.0.70.0000.00716.85
8.0.60.0030.00616.89
8.0.50.0040.00416.88
8.0.30.0100.01116.99
8.0.20.0160.00817.45
8.0.10.0050.00217.08
8.0.00.0150.00316.79
7.4.330.0000.00515.11
7.4.320.0030.00316.48
7.4.300.0040.00416.53
7.4.290.0040.00416.56
7.4.280.0040.00416.54
7.4.270.0000.00716.66
7.4.260.0030.00716.65
7.4.250.0070.00016.57
7.4.240.0040.00416.65
7.4.230.0000.00716.48
7.4.220.0090.00916.49
7.4.210.0070.00716.67
7.4.200.0030.00316.34
7.4.160.0100.00716.47
7.4.150.0120.01317.40
7.4.140.0120.01117.86
7.4.130.0060.01316.52
7.4.120.0110.00716.59
7.4.110.0120.00616.44
7.4.100.0150.00316.34
7.4.90.0070.01016.48
7.4.80.0070.01619.39
7.4.70.0160.00816.41
7.4.60.0130.00316.44
7.4.50.0040.00016.68
7.4.40.0110.00616.59
7.4.30.0080.01616.56
7.4.00.0020.01414.93
7.3.330.0000.00713.39
7.3.320.0030.00313.38
7.3.310.0070.00016.46
7.3.300.0030.00316.25
7.3.290.0100.00716.30
7.3.280.0100.00916.37
7.3.270.0140.00417.40
7.3.260.0060.01216.50
7.3.240.0080.00816.66
7.3.230.0100.00716.68
7.3.210.0100.00716.41
7.3.200.0030.01519.39
7.3.190.0090.01216.48
7.3.180.0070.01016.66
7.3.170.0110.00516.41
7.3.160.0040.01316.64
7.3.120.0040.01414.79
7.3.110.0030.01314.84
7.3.100.0030.01214.95
7.3.90.0100.00314.96
7.3.80.0000.01414.55
7.3.70.0090.00614.99
7.3.60.0100.00314.81
7.3.50.0070.00714.81
7.3.40.0090.00614.78
7.3.30.0030.00714.93
7.3.20.0040.00716.68
7.3.10.0050.00816.42
7.3.00.0060.00816.56
7.2.330.0090.00916.77
7.2.320.0030.01616.68
7.2.310.0150.00716.61
7.2.300.0100.00616.46
7.2.290.0090.00616.89
7.2.250.0060.01215.02
7.2.240.0130.00714.88
7.2.230.0070.01015.29
7.2.220.0120.00315.08
7.2.210.0100.00615.11
7.2.200.0080.00415.04
7.2.190.0000.01315.11
7.2.180.0000.01015.21
7.2.170.0030.01315.20
7.2.130.0060.00916.48
7.2.120.0070.00316.46
7.2.110.0140.00316.47
7.2.100.0120.00416.33
7.2.90.0120.00616.64
7.2.80.0080.00416.71
7.2.70.0190.00016.44
7.2.60.0080.00316.47
7.2.50.0070.01116.71
7.2.40.0000.01716.81
7.2.30.0000.01016.61
7.2.20.0000.01516.58
7.2.10.0110.00316.80
7.2.00.0030.01218.05
7.1.330.0070.00715.76
7.1.320.0030.00915.97
7.1.310.0060.00915.90
7.1.300.0030.01015.54
7.1.290.0090.00615.64
7.1.280.0070.00715.66
7.1.270.0000.01115.82
7.1.260.0030.00915.92
7.1.250.0000.01515.51
7.1.200.0060.00615.89
7.1.100.0080.00418.18
7.1.70.0030.00617.33
7.1.60.0030.02119.40
7.1.50.0000.01516.77
7.1.00.0070.07322.44
7.0.200.0030.00516.81
7.0.140.0000.07322.21
7.0.60.0130.07720.01
7.0.50.0000.09317.95
7.0.40.0100.06720.11
7.0.30.0300.07720.10
7.0.20.0270.05720.20
7.0.10.0200.06720.09
7.0.00.0170.06720.25
5.6.280.0070.07020.84
5.6.210.0070.05720.73
5.6.200.0000.07318.20
5.6.190.0070.07720.64
5.6.180.0330.07720.77
5.6.170.0330.07320.62
5.6.160.0130.07720.55
5.6.150.0070.06718.16
5.6.140.0100.04318.21
5.6.130.0070.04018.13
5.6.120.0100.07720.98
5.6.110.0030.08721.02
5.6.100.0030.04020.97
5.6.90.0100.08021.10
5.6.80.0130.05020.39
5.5.350.4270.04020.42
5.5.340.0100.05317.95
5.5.330.0000.04320.26
5.5.320.0170.05020.38
5.5.310.0300.07020.27
5.5.300.0030.06017.98
5.5.290.0030.08018.09
5.5.280.0100.04020.99
5.5.270.0070.08720.99
5.5.260.0130.08020.77
5.5.250.0170.07320.60
5.5.240.0070.07320.34
5.4.450.0770.05719.45
5.4.440.0070.06019.39
5.4.430.0130.06319.52
5.4.420.0530.05319.39
5.4.410.0730.05719.11
5.4.400.0930.05318.96
5.4.390.0830.05019.22
5.4.380.0100.05718.53
5.4.370.0200.04018.71
5.4.360.0130.05318.51
5.4.350.0100.05412.05
5.4.340.0060.03812.04
5.4.320.0070.04712.53
5.4.310.0020.04312.53
5.4.300.0070.03612.53
5.4.290.0040.04112.52
5.4.280.0060.03512.43
5.4.270.0040.03812.43
5.4.260.0080.04012.43
5.4.250.0050.04012.43
5.4.240.0070.03512.43
5.4.230.0070.03812.42
5.4.220.0040.03812.41
5.4.210.0050.03712.41
5.4.200.0080.03612.42
5.4.190.0040.03912.41
5.4.180.0080.03512.42
5.4.170.0040.04012.42
5.4.160.0070.03612.42
5.4.150.0040.04012.41
5.4.140.0040.04512.09
5.4.130.0040.03912.09
5.4.120.0050.03912.04
5.4.110.0050.03712.04
5.4.100.0070.03412.04
5.4.90.0060.03912.04
5.4.80.0130.04012.04
5.4.70.0060.03512.04
5.4.60.0070.03312.04
5.4.50.0110.03012.03
5.4.40.0060.03512.02
5.4.30.0070.03512.02
5.4.20.0040.03712.02
5.4.10.0070.04012.02
5.4.00.0050.03711.51
5.3.290.0120.04212.80
5.3.280.0060.03912.71
5.3.270.0060.04012.72
5.3.260.0080.04012.72
5.3.250.0040.04812.72
5.3.240.0080.04112.72
5.3.230.0040.04312.71
5.3.220.0090.03612.68
5.3.210.0100.03712.68
5.3.200.0070.03812.68
5.3.190.0070.03812.68
5.3.180.0080.03612.68
5.3.170.0060.04012.68
5.3.160.0070.04012.68
5.3.150.0080.04512.68
5.3.140.0060.04012.67
5.3.130.0070.04712.66
5.3.120.0030.04212.66
5.3.110.0090.03612.66
5.3.100.0070.03812.15
5.3.90.0100.03612.13
5.3.80.0060.03812.12
5.3.70.0060.03712.13
5.3.60.0050.03712.11
5.3.50.0040.03812.05
5.3.40.0060.03612.06
5.3.30.0100.03812.02
5.3.20.0060.04711.80
5.3.10.0050.04011.76
5.3.00.0050.04611.75
5.2.170.0050.0319.26
5.2.160.0050.0299.26
5.2.150.0090.0339.26
5.2.140.0080.0299.25
5.2.130.0040.0309.21
5.2.120.0050.0299.21
5.2.110.0050.0309.21
5.2.100.0060.0299.21
5.2.90.0070.0389.21
5.2.80.0110.0469.21
5.2.70.0030.0349.21
5.2.60.0060.0329.16
5.2.50.0070.0319.13
5.2.40.0050.0299.11
5.2.30.0020.0349.09
5.2.20.0030.0329.07
5.2.10.0020.0318.97
5.2.00.0040.0308.85
5.1.60.0040.0308.13
5.1.50.0040.0278.13
5.1.40.0050.0258.11
5.1.30.0050.0268.46
5.1.20.0030.0298.48
5.1.10.0060.0358.20
5.1.00.0050.0378.21
5.0.50.0040.0236.69
5.0.40.0060.0276.54
5.0.30.0060.0406.36
5.0.20.0040.0206.33
5.0.10.0000.0246.30
5.0.00.0040.0316.30
4.4.90.0030.0174.78
4.4.80.0030.0164.75
4.4.70.0020.0184.75
4.4.60.0010.0194.75
4.4.50.0040.0154.77
4.4.40.0040.0304.71
4.4.30.0030.0174.75
4.4.20.0050.0144.84
4.4.10.0040.0164.85
4.4.00.0010.0294.76
4.3.110.0040.0164.67
4.3.100.0030.0164.67
4.3.90.0010.0184.63
4.3.80.0010.0294.59
4.3.70.0030.0184.63
4.3.60.0020.0184.63
4.3.50.0030.0174.63
4.3.40.0040.0334.54
4.3.30.0040.0273.34
4.3.20.0030.0233.32
4.3.10.0070.0193.28
4.3.00.0100.0277.13

preferences:
37.42 ms | 400 KiB | 5 Q