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', $val/8760).'y'; } function insert(&$vals, $n) { $min = intval('1'.str_repeat('0', $n-1)); $max = intval(str_repeat('9', $n)); $vals[] = $min; $vals[] = $max; } $vals = array(0); for ($i=1; $i<8; $i++) { insert($vals, $i); } $vals = array_unique($vals); sort($vals); //print_r($vals); //echo "\n\n"; //$vals = array( // 0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, // 100000, 250000, 500000, 750000, 999999, 1000000, 9999999, //4294967295, 4294967296 //); echo sprintf("%7s %7s %7s %4s\n", 'num', 'str', 'time', 'cmp'); foreach ($vals as $val) { $enc = gdr_encode($val); $dec = gdr_decode($enc); if ($dec !== $val) { echo "ERROR: $val => $enc => $dec\n"; } else { echo sprintf("%7d %7s %7s %4d\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)
8.3.60.0100.01016.50
8.3.50.0100.00722.91
8.3.40.0070.01118.73
8.3.30.0110.00419.09
8.3.20.0070.00020.16
8.3.10.0040.00421.77
8.3.00.0060.00319.25
8.2.180.0150.00018.08
8.2.170.0120.00322.96
8.2.160.0000.01420.35
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0000.00821.08
8.2.110.0060.00322.23
8.2.100.0040.00819.34
8.2.90.0040.00419.41
8.2.80.0030.00517.97
8.2.70.0090.00017.75
8.2.60.0060.00317.93
8.2.50.0060.00318.07
8.2.40.0070.00518.28
8.2.30.0040.00418.20
8.2.20.0000.00717.64
8.2.10.0000.00918.03
8.2.00.0090.00017.83
8.1.280.0070.01125.92
8.1.270.0030.00623.84
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00623.86
8.1.230.0070.00319.04
8.1.220.0060.00317.79
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0040.00417.25
8.1.180.0050.00318.10
8.1.170.0040.00418.53
8.1.160.0000.00722.03
8.1.150.0070.00018.82
8.1.140.0040.00417.49
8.1.130.0000.00717.87
8.1.120.0000.00717.57
8.1.110.0030.00517.50
8.1.100.0000.00817.41
8.1.90.0030.00717.45
8.1.80.0040.00417.48
8.1.70.0040.00417.49
8.1.60.0040.00417.59
8.1.50.0040.00417.55
8.1.40.0030.00617.57
8.1.30.0000.00917.69
8.1.20.0040.00417.69
8.1.10.0060.00317.62
8.1.00.0080.00017.42
8.0.300.0040.00418.77
8.0.290.0000.00916.75
8.0.280.0000.00718.52
8.0.270.0050.00517.19
8.0.260.0050.00317.25
8.0.250.0030.00316.97
8.0.240.0070.00016.87
8.0.230.0030.00316.86
8.0.220.0000.00716.98
8.0.210.0000.00716.96
8.0.200.0040.00417.02
8.0.190.0030.00517.02
8.0.180.0030.00516.92
8.0.170.0040.00416.91
8.0.160.0040.00416.91
8.0.150.0050.00216.88
8.0.140.0050.00316.80
8.0.130.0060.00013.31
8.0.120.0030.00516.89
8.0.110.0050.00316.82
8.0.100.0020.00516.78
8.0.90.0000.00816.82
8.0.80.0060.00916.88
8.0.70.0040.00416.82
8.0.60.0040.00416.87
8.0.50.0040.00416.87
8.0.30.0060.01217.23
8.0.20.0060.01317.40
8.0.10.0040.00416.96
8.0.00.0050.01216.84
7.4.330.0050.00015.09
7.4.320.0030.00316.64
7.4.300.0000.00716.65
7.4.290.0000.00716.65
7.4.280.0060.00316.68
7.4.270.0000.00716.68
7.4.260.0000.00716.54
7.4.250.0000.00816.59
7.4.240.0020.00516.60
7.4.230.0080.00016.55
7.4.220.0140.00616.73
7.4.210.0080.00616.66
7.4.200.0040.00416.43
7.4.160.0100.01016.47
7.4.150.0090.01217.40
7.4.140.0100.01517.86
7.4.130.0110.00616.66
7.4.120.0110.00916.53
7.4.110.0060.01016.46
7.4.100.0100.00716.54
7.4.90.0140.00316.52
7.4.80.0130.00619.39
7.4.70.0080.01516.60
7.4.60.0100.00716.46
7.4.50.0000.00816.64
7.4.40.0080.01116.57
7.4.30.0060.01016.57
7.4.00.0090.00614.99
7.3.330.0030.00513.19
7.3.320.0020.00213.41
7.3.310.0030.00316.39
7.3.300.0070.00016.42
7.3.290.0040.01316.41
7.3.280.0070.01216.43
7.3.270.0140.00717.40
7.3.260.0140.00316.35
7.3.250.0080.01116.37
7.3.240.0100.01616.42
7.3.230.0090.00716.40
7.3.210.0100.00716.45
7.3.200.0040.01419.39
7.3.190.0090.00816.70
7.3.180.0150.00616.60
7.3.170.0080.01216.58
7.3.160.0060.01116.45
7.2.330.0100.01316.86
7.2.320.0090.00916.48
7.2.310.0090.00916.87
7.2.300.0090.00916.83
7.2.290.0130.01016.55
7.2.00.0110.00419.14
7.1.100.0030.01118.11
7.1.70.0030.00717.21
7.1.60.0060.01019.40
7.1.50.0110.01116.81
7.1.00.0030.07722.26
7.0.200.0000.00716.80
7.0.140.0100.06722.11
7.0.60.0130.07720.05
7.0.50.0170.07317.93
7.0.40.0030.05320.13
7.0.30.0170.04320.21
7.0.20.0300.03720.18
7.0.10.0200.07320.12
7.0.00.0070.05720.13
5.6.280.0000.08021.04
5.6.210.0030.04320.71
5.6.200.0170.06718.17
5.6.190.0030.06720.58
5.6.180.0330.07320.55
5.6.170.0270.08320.48
5.6.160.0070.08020.50
5.6.150.0130.07718.27
5.6.140.0130.08018.15
5.6.130.0070.04718.18
5.6.120.0030.04021.01
5.6.110.0070.07020.98
5.6.100.0100.08020.99
5.6.90.0030.09021.01
5.6.80.0130.05020.56
5.5.350.3430.03320.40
5.5.340.0000.09018.04
5.5.330.0100.07720.35
5.5.320.0330.08720.23
5.5.310.0270.07320.32
5.5.300.0000.04717.95
5.5.290.0030.08317.98
5.5.280.0100.08320.73
5.5.270.0130.07720.91
5.5.260.0100.08020.98
5.5.250.0070.04020.68
5.5.240.0200.06720.21
5.4.450.0870.05319.63
5.4.440.0130.06019.43
5.4.430.0070.06019.53
5.4.420.0200.05019.39
5.4.410.0170.05319.26
5.4.400.0170.05319.16
5.4.390.0270.04319.14
5.4.380.0030.05718.89
5.4.370.0100.03318.78
5.4.360.0100.03718.79
5.4.350.0150.05412.04
5.4.340.0110.05712.04
5.4.320.0080.03512.53
5.4.310.0070.04512.53
5.4.300.0060.03812.54
5.4.290.0070.03912.53
5.4.280.0060.03712.42
5.4.270.0040.03912.42
5.4.260.0040.04212.43
5.4.250.0080.03712.43
5.4.240.0090.04412.43
5.4.230.0050.04312.42
5.4.220.0030.04012.42
5.4.210.0060.03612.41
5.4.200.0050.04012.42
5.4.190.0100.03412.41
5.4.180.0060.03812.41
5.4.170.0060.03712.42
5.4.160.0080.03512.42
5.4.150.0070.05012.41
5.4.140.0060.05312.10
5.4.130.0110.04612.09
5.4.120.0080.05012.04
5.4.110.0060.05312.04
5.4.100.0050.04712.04
5.4.90.0050.03812.04
5.4.80.0060.03912.04
5.4.70.0050.03912.04
5.4.60.0090.03112.04
5.4.50.0070.03312.04
5.4.40.0030.03712.02
5.4.30.0040.03712.02
5.4.20.0060.04012.02
5.4.10.0060.04412.02
5.4.00.0060.03811.51
5.3.290.0060.05412.80
5.3.280.0060.03912.71
5.3.270.0050.04212.73
5.3.260.0080.03812.72
5.3.250.0080.03712.72
5.3.240.0060.04112.72
5.3.230.0080.04012.71
5.3.220.0090.05112.68
5.3.210.0060.04312.68
5.3.200.0060.03912.68
5.3.190.0060.03912.68
5.3.180.0060.03812.68
5.3.170.0060.04012.68
5.3.160.0100.04212.68
5.3.150.0090.03612.68
5.3.140.0030.04112.67
5.3.130.0080.03812.66
5.3.120.0060.04012.66
5.3.110.0080.04012.66
5.3.100.0040.03912.15
5.3.90.0010.04312.13
5.3.80.0080.03612.13
5.3.70.0060.03712.13
5.3.60.0080.04312.11
5.3.50.0120.04412.06
5.3.40.0130.04312.06
5.3.30.0050.03912.02
5.3.20.0100.04511.80
5.3.10.0070.04211.77
5.3.00.0040.04011.75
5.2.170.0010.0349.26
5.2.160.0060.0309.27
5.2.150.0060.0349.26
5.2.140.0030.0329.26
5.2.130.0050.0319.22
5.2.120.0040.0319.22
5.2.110.0070.0299.23
5.2.100.0030.0319.22
5.2.90.0050.0369.22
5.2.80.0080.0299.21
5.2.70.0050.0319.21
5.2.60.0020.0349.17
5.2.50.0050.0309.13
5.2.40.0030.0319.12
5.2.30.0040.0319.09
5.2.20.0070.0279.07
5.2.10.0040.0308.98
5.2.00.0030.0318.84
5.1.60.0000.0298.13
5.1.50.0050.0328.13
5.1.40.0030.0278.11
5.1.30.0070.0298.46
5.1.20.0050.0398.48
5.1.10.0050.0338.20
5.1.00.0030.0278.20
5.0.50.0040.0256.69
5.0.40.0050.0286.56
5.0.30.0030.0356.36
5.0.20.0030.0306.33
5.0.10.0060.0206.31
5.0.00.0040.0316.30
4.4.90.0010.0224.78
4.4.80.0020.0174.75
4.4.70.0000.0194.75
4.4.60.0050.0144.75
4.4.50.0020.0174.77
4.4.40.0000.0304.71
4.4.30.0030.0164.76
4.4.20.0050.0164.84
4.4.10.0020.0184.85
4.4.00.0020.0284.75
4.3.110.0030.0244.67
4.3.100.0060.0204.67
4.3.90.0030.0174.64
4.3.80.0030.0254.60
4.3.70.0040.0144.63
4.3.60.0030.0164.63
4.3.50.0030.0174.62
4.3.40.0030.0344.55
4.3.30.0040.0163.36
4.3.20.0030.0173.34
4.3.10.0030.0163.29
4.3.00.0130.0277.13

preferences:
46.05 ms | 401 KiB | 5 Q