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)
8.3.60.0140.00716.63
8.3.50.0050.01122.99
8.3.40.0120.00918.83
8.3.30.0040.01219.07
8.3.20.0090.00620.29
8.3.10.0080.00021.80
8.3.00.0050.00319.38
8.2.180.0100.01016.63
8.2.170.0140.00722.96
8.2.160.0130.00318.91
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0100.00326.16
8.2.120.0000.00821.02
8.2.110.0090.00020.53
8.2.100.0040.00817.72
8.2.90.0000.00817.75
8.2.80.0000.00817.97
8.2.70.0090.00018.04
8.2.60.0060.00317.93
8.2.50.0080.00018.10
8.2.40.0030.00520.39
8.2.30.0030.00618.15
8.2.20.0080.00017.89
8.2.10.0070.00018.22
8.2.00.0040.00417.68
8.1.280.0160.00725.92
8.1.270.0080.00023.97
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.97
8.1.230.0120.00419.07
8.1.220.0080.00017.78
8.1.210.0070.00318.77
8.1.200.0100.00017.38
8.1.190.0030.00717.23
8.1.180.0000.00818.10
8.1.170.0060.00318.65
8.1.160.0000.00722.02
8.1.150.0040.00418.91
8.1.140.0070.00017.35
8.1.130.0030.00517.91
8.1.120.0000.00817.53
8.1.110.0080.00017.36
8.1.100.0080.00017.36
8.1.90.0060.00317.48
8.1.80.0020.00517.48
8.1.70.0000.00717.36
8.1.60.0040.00417.61
8.1.50.0030.00617.57
8.1.40.0050.00317.54
8.1.30.0030.00617.62
8.1.20.0040.00417.62
8.1.10.0030.00617.63
8.1.00.0040.00417.43
8.0.300.0000.00819.69
8.0.290.0080.00016.63
8.0.280.0040.00318.43
8.0.270.0000.00917.26
8.0.260.0080.00017.25
8.0.250.0000.00717.00
8.0.240.0000.00716.97
8.0.230.0000.00716.86
8.0.220.0000.00816.93
8.0.210.0070.00016.88
8.0.200.0070.00016.85
8.0.190.0070.00016.88
8.0.180.0000.00716.95
8.0.170.0050.00316.85
8.0.160.0030.00616.80
8.0.150.0050.00216.81
8.0.140.0080.00016.80
8.0.130.0030.00313.31
8.0.120.0040.00416.90
8.0.110.0040.00416.83
8.0.100.0080.00016.93
8.0.90.0080.00016.86
8.0.80.0110.01316.88
8.0.70.0000.00716.79
8.0.60.0100.00016.95
8.0.50.0000.00816.91
8.0.30.0100.01017.17
8.0.20.0100.01017.40
8.0.10.0050.00216.90
8.0.00.0050.01416.70
7.4.330.0060.00015.03
7.4.320.0030.00316.64
7.4.300.0000.00616.55
7.4.290.0080.00016.60
7.4.280.0000.00716.57
7.4.270.0040.00416.61
7.4.260.0030.00716.59
7.4.250.0000.00716.58
7.4.240.0000.00816.61
7.4.230.0070.00016.47
7.4.220.0110.00716.55
7.4.210.0050.01016.57
7.4.200.0040.00416.28
7.4.160.0050.01416.58
7.4.150.0060.01417.40
7.4.140.0060.01717.86
7.4.130.0120.00816.49
7.4.120.0100.00716.44
7.4.110.0100.00716.59
7.4.100.0150.00616.61
7.4.90.0070.01016.76
7.4.80.0090.00919.39
7.4.70.0120.00916.54
7.4.60.0140.00316.33
7.4.50.0000.00716.49
7.4.40.0040.01516.66
7.4.30.0110.00616.61
7.4.00.0070.00715.02
7.3.330.0000.00713.37
7.3.320.0030.00313.38
7.3.310.0040.00416.33
7.3.300.0050.00216.32
7.3.290.0130.00316.38
7.3.280.0090.00916.35
7.3.270.0140.01117.40
7.3.260.0040.01316.68
7.3.240.0100.01316.43
7.3.230.0110.00516.43
7.3.210.0150.00316.31
7.3.200.0100.01019.39
7.3.190.0070.01016.27
7.3.180.0030.01316.53
7.3.170.0100.00716.37
7.3.160.0130.00916.65
7.2.330.0130.00416.90
7.2.320.0120.00616.97
7.2.310.0100.00716.71
7.2.300.0100.01316.88
7.2.290.0130.00416.89
7.2.00.0060.00919.30
7.1.100.0070.00718.25
7.1.70.0030.01017.37
7.1.60.0030.00717.37
7.1.50.0130.00917.00
7.1.00.0000.08022.31
7.0.200.0060.01116.79
7.0.140.0030.07322.00
7.0.110.0130.08019.97
7.0.100.0070.03320.02
7.0.90.0070.04320.05
7.0.80.0030.05019.98
7.0.70.0030.04019.91
7.0.60.0030.04020.10
7.0.50.0130.06320.00
7.0.40.0100.03719.66
7.0.30.0070.07319.76
7.0.20.0030.04319.72
7.0.10.0030.08719.73
7.0.00.0000.05019.88
5.6.280.0070.07021.08
5.6.260.0030.03320.61
5.6.250.0030.04020.76
5.6.240.0030.04720.57
5.6.230.0100.05320.55
5.6.220.0030.04020.72
5.6.210.0070.03720.63
5.6.200.0070.04320.61
5.6.190.0070.03720.66
5.6.180.0030.03720.85
5.6.170.0030.07720.60
5.6.160.0100.06720.66
5.6.150.0070.08020.59
5.6.140.0100.04320.55
5.6.130.0100.07020.59
5.6.120.0100.04320.59
5.6.110.0130.05020.61
5.6.100.0100.07720.46
5.6.90.0100.04320.69
5.6.80.0100.05320.01
5.6.70.0070.03719.93
5.6.60.0000.04319.85
5.6.50.0070.04019.98
5.6.40.0100.03020.00
5.6.30.0170.02019.99
5.6.20.0100.03720.00
5.6.10.0030.03319.94
5.6.00.0070.03719.93
5.5.380.0000.04017.56
5.5.370.0100.03017.64
5.5.360.0030.04017.57
5.5.350.0130.06317.56
5.5.340.0000.04318.09
5.5.330.0030.04018.05
5.5.320.0000.06318.23
5.5.310.0000.07318.10
5.5.300.0130.06017.83
5.5.290.0030.06317.86
5.5.280.0100.08018.09
5.5.270.0070.06018.12
5.5.260.0130.04018.21
5.5.250.0030.06717.65
5.5.240.0030.04017.52
5.5.230.0100.04017.45
5.5.220.0100.04017.60
5.5.210.0100.04017.61
5.5.200.0100.03317.43
5.5.190.0030.03317.28
5.5.180.0070.03017.29
5.5.160.0030.03317.43
5.5.150.0070.03717.44
5.5.140.0000.05717.48
5.5.130.0070.04317.58
5.5.120.0030.03317.58
5.5.110.0030.04017.25
5.5.100.0030.03717.19
5.5.90.0030.03717.18
5.5.80.0100.03017.16
5.5.70.0030.03717.32
5.5.60.0000.04017.46
5.5.50.0100.03017.34
5.5.40.0100.02717.16
5.5.30.0070.03017.49
5.5.20.0070.03317.50
5.5.10.0000.03317.19
5.5.00.0030.04317.46
5.4.450.0100.03319.53
5.4.440.0070.04019.66
5.4.430.0030.04719.33
5.4.420.0000.08019.29
5.4.410.0130.07019.44
5.4.400.0000.05719.01
5.4.390.0000.04719.01
5.4.380.0000.04019.34
5.4.370.0070.03319.01
5.4.360.0030.03719.16
5.4.350.0130.03019.00
5.4.340.0000.04019.03
5.4.320.0070.03719.01
5.4.310.0100.03019.23
5.4.300.0000.03319.20
5.4.290.0000.04719.00
5.4.280.0070.03319.22
5.4.270.0070.03719.24
5.4.260.0030.03319.33
5.4.250.0030.04319.00
5.4.240.0070.04018.98
5.4.230.0070.03318.98
5.4.220.0000.04018.98
5.4.210.0000.04019.00
5.4.200.0000.03319.10
5.4.190.0070.03319.13
5.4.180.0070.03319.16
5.4.170.0000.03319.33
5.4.160.0070.03019.02
5.4.150.0000.04718.99
5.4.140.0000.04016.59
5.4.130.0000.03316.52
5.4.120.0100.02316.58
5.4.110.0030.03016.52
5.4.100.0000.04016.55
5.4.90.0000.04016.46
5.4.80.0000.03316.63
5.4.70.0030.03716.70
5.4.60.0170.02016.47
5.4.50.0070.03016.43
5.4.40.0030.07716.33
5.4.30.0000.04716.57
5.4.20.0170.06016.53
5.4.10.0030.04316.44
5.4.00.0070.05015.98
5.3.290.0070.04014.68
5.3.280.0030.03014.86
5.3.270.0000.03714.79
5.3.260.0070.03314.66
5.3.250.0030.03014.78
5.3.240.0000.03314.67
5.3.230.0030.03314.77
5.3.220.0070.03314.61
5.3.210.0030.03014.63
5.3.200.0000.03314.63
5.3.190.0000.04014.56
5.3.180.0000.03314.61
5.3.170.0000.03314.73
5.3.160.0030.03714.63
5.3.150.0030.05014.61
5.3.140.0000.03314.62
5.3.130.0000.03714.71
5.3.120.0030.04014.71
5.3.110.0030.07314.60
5.3.100.0070.06014.29
5.3.90.0070.07014.09
5.3.80.0000.03314.03
5.3.70.0100.02714.05
5.3.60.0070.07714.04
5.3.50.0100.03014.00
5.3.40.0030.05314.01
5.3.30.0030.05713.91
5.3.20.0030.03713.68
5.3.10.0130.04013.69
5.3.00.0030.05713.75
5.2.170.0070.05312.06
5.2.160.0000.03712.06
5.2.150.0000.03312.06
5.2.140.0030.03312.06
5.2.130.0000.04712.06
5.2.120.0000.03012.06
5.2.110.0070.02712.06
5.2.100.0030.03012.06
5.2.90.0030.03012.06
5.2.80.0070.05312.06
5.2.70.0070.05312.06
5.2.60.0070.04712.06
5.2.50.0000.03712.06
5.2.40.0100.02012.06
5.2.30.0000.03312.06
5.2.20.0070.02012.06
5.2.10.0000.03312.06
5.2.00.0070.04312.06
5.1.60.0000.03012.06
5.1.50.0070.03312.06
5.1.40.0070.04012.06
5.1.30.0030.05712.06
5.1.20.0000.05312.06
5.1.10.0070.04712.06
5.1.00.0030.03712.06
5.0.50.0000.05312.06
5.0.40.0030.02312.06
5.0.30.0030.03712.06
5.0.20.0030.04012.06
5.0.10.0070.05312.06
5.0.00.0000.02712.06
4.4.90.0000.01712.06
4.4.80.0030.01712.06
4.4.70.0030.01312.06
4.4.60.0000.01712.06
4.4.50.0000.02012.06
4.4.40.0070.04312.06
4.4.30.0100.03012.06
4.4.20.0000.02712.06
4.4.10.0030.03312.06
4.4.00.0000.03012.06
4.3.110.0030.03012.06
4.3.100.0000.01712.06
4.3.90.0000.03312.06
4.3.80.0030.02312.06
4.3.70.0000.01312.06
4.3.60.0000.02012.06
4.3.50.0000.02012.06
4.3.40.0000.02312.06
4.3.30.0000.01312.06
4.3.20.0000.01312.06
4.3.10.0000.02312.06
4.3.00.0000.02712.06

preferences:
47.94 ms | 401 KiB | 5 Q