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', $val/8760).'y'; } function insert(&$map, $n) { $map['1'.str_repeat('0', $n-1)] = true; $map[str_repeat('9', $n)] = true; } $map = array(0 => true); for ($i=1; $i<10; $i++) { insert($map, $i); } print_r(array_keys($map)); 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)
8.3.60.0090.00616.59
8.3.50.0070.00719.98
8.3.40.0120.00319.02
8.3.30.0180.00319.27
8.3.20.0000.00820.29
8.3.10.0070.00021.77
8.3.00.0030.00619.38
8.2.180.0210.00416.32
8.2.170.0070.01122.96
8.2.160.0100.00322.21
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0080.00020.95
8.2.110.0030.00620.47
8.2.100.0070.00417.91
8.2.90.0030.00618.34
8.2.80.0080.00018.09
8.2.70.0080.00317.63
8.2.60.0040.00417.63
8.2.50.0060.00317.75
8.2.40.0000.00919.35
8.2.30.0050.00218.25
8.2.20.0030.00617.86
8.2.10.0000.00818.05
8.2.00.0040.00417.77
8.1.280.0110.00725.92
8.1.270.0060.00323.96
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0070.00420.89
8.1.230.0150.00621.04
8.1.220.0030.00517.78
8.1.210.0030.00618.77
8.1.200.0040.00417.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0070.00317.62
8.1.160.0000.00822.05
8.1.150.0040.00418.99
8.1.140.0040.00417.46
8.1.130.0000.00717.93
8.1.120.0040.00417.41
8.1.110.0040.00417.54
8.1.100.0000.00817.56
8.1.90.0000.00917.42
8.1.80.0000.00717.41
8.1.70.0040.00417.49
8.1.60.0000.00917.70
8.1.50.0090.00017.55
8.1.40.0000.00817.47
8.1.30.0030.00617.73
8.1.20.0090.00017.66
8.1.10.0000.00717.48
8.1.00.0040.00417.42
8.0.300.0080.00020.02
8.0.290.0040.00416.59
8.0.280.0040.00418.42
8.0.270.0060.00317.32
8.0.260.0030.00318.50
8.0.250.0030.00316.86
8.0.240.0030.00316.99
8.0.230.0070.00016.88
8.0.220.0000.00716.94
8.0.210.0020.00516.93
8.0.200.0030.00316.96
8.0.190.0000.00817.03
8.0.180.0050.00317.03
8.0.170.0000.00816.88
8.0.160.0040.00416.82
8.0.150.0070.00016.95
8.0.140.0040.00416.95
8.0.130.0000.00613.41
8.0.120.0030.00616.81
8.0.110.0000.00816.96
8.0.100.0040.00416.77
8.0.90.0040.00416.86
8.0.80.0100.00716.98
8.0.70.0000.00716.81
8.0.60.0000.00717.01
8.0.50.0000.00717.00
8.0.30.0160.00517.12
8.0.20.0090.01117.40
8.0.10.0040.00417.08
8.0.00.0090.01016.80
7.4.330.0000.00515.16
7.4.320.0000.00716.70
7.4.300.0000.00716.68
7.4.290.0000.00716.50
7.4.280.0040.00416.46
7.4.270.0030.00516.45
7.4.260.0100.00016.68
7.4.250.0060.00316.64
7.4.240.0040.00416.63
7.4.230.0000.00716.50
7.4.220.0040.01516.59
7.4.210.0060.00916.47
7.4.200.0040.00416.55
7.4.160.0160.00616.65
7.4.150.0110.01517.40
7.4.140.0150.00317.86
7.4.130.0120.01016.69
7.4.120.0100.00816.59
7.4.110.0100.00716.41
7.4.100.0030.01416.56
7.4.90.0120.00616.46
7.4.80.0170.00319.39
7.4.70.0120.00916.54
7.4.60.0100.00716.52
7.4.50.0040.00416.71
7.4.40.0060.01616.52
7.4.30.0110.00616.52
7.4.00.0030.01315.16
7.3.330.0000.00713.27
7.3.320.0050.00013.18
7.3.310.0000.00616.29
7.3.300.0050.00316.46
7.3.290.0070.01116.30
7.3.280.0100.01016.39
7.3.270.0090.00917.40
7.3.260.0130.01016.47
7.3.250.0090.00916.55
7.3.240.0120.00916.64
7.3.230.0120.01216.49
7.3.210.0070.01016.36
7.3.200.0000.01719.39
7.3.190.0110.00716.40
7.3.180.0130.00516.39
7.3.170.0060.01016.45
7.3.160.0070.01016.44
7.3.10.0180.01016.50
7.3.00.0160.00516.08
7.2.330.0140.00516.59
7.2.320.0100.00716.82
7.2.310.0100.00716.79
7.2.300.0120.00616.89
7.2.290.0160.00516.72
7.2.130.0230.00816.48
7.2.120.0090.00716.52
7.2.110.0120.00416.54
7.2.100.0030.01016.50
7.2.90.0100.00716.58
7.2.80.0090.00716.61
7.2.70.0080.01116.61
7.2.60.0090.00916.44
7.2.50.0140.00516.73
7.2.40.0100.01016.71
7.2.30.0140.00516.48
7.2.20.0060.01116.60
7.2.10.0110.00916.46
7.2.00.0130.00717.73
7.1.250.0070.00715.55
7.1.100.0030.01018.29
7.1.70.0000.00717.28
7.1.60.0030.02119.40
7.1.50.0070.00316.70
7.1.00.0100.06722.35
7.0.200.0030.00616.65
7.0.140.0070.07021.99
7.0.60.0100.08020.00
7.0.50.0100.03317.88
7.0.40.0070.04320.22
7.0.30.0400.05020.25
7.0.20.0200.04320.12
7.0.10.0200.04720.26
7.0.00.0030.08720.23
5.6.280.0070.07320.88
5.6.210.0030.09020.75
5.6.200.0030.06318.30
5.6.190.0070.09020.75
5.6.180.0370.07720.63
5.6.170.0230.07720.71
5.6.160.0100.03720.34
5.6.150.0130.05018.22
5.6.140.0030.04718.23
5.6.130.0000.04718.28
5.6.120.0100.08321.04
5.6.110.0070.05321.05
5.6.100.0030.07020.99
5.6.90.0100.08721.05
5.6.80.0200.06720.52
5.5.350.0030.08720.50
5.5.340.0100.04318.09
5.5.330.0100.08020.27
5.5.320.0000.09020.36
5.5.310.0130.04320.41
5.5.300.0100.07318.07
5.5.290.0100.06717.95
5.5.280.0070.03720.82
5.5.270.0100.08321.00
5.5.260.0230.07020.78
5.5.250.0030.08020.61
5.5.240.4200.03720.25
5.4.450.2630.04019.33
5.4.440.3030.04719.32
5.4.430.2700.03719.19
5.4.420.2670.04719.52
5.4.410.2930.04019.28
5.4.400.2900.03319.25
5.4.390.2970.04318.95
5.4.380.2900.03719.09
5.4.370.3100.03318.99
5.4.360.3030.04019.13
5.4.350.2730.03718.88
5.4.340.2700.04319.20
5.4.320.2530.04719.19
5.4.310.2570.04319.16
5.4.300.2530.03719.22
5.4.290.2470.04318.99
5.4.280.2570.03319.04
5.4.270.2370.03319.22
5.4.260.2470.03019.13
5.4.250.2830.04319.25
5.4.240.2530.04318.88
5.4.230.2470.04718.98
5.4.220.2700.05319.06
5.4.210.2430.03718.98
5.4.200.2500.03719.22
5.4.190.2470.03319.13
5.4.180.1030.04019.00
5.4.170.0100.03019.12
5.4.160.0030.03718.97
5.4.150.2600.02319.05
5.4.140.2870.04016.57
5.4.130.2400.03316.56
5.4.120.2870.05316.44
5.4.110.2700.03716.50
5.4.100.1930.04016.61
5.4.90.2130.03316.33
5.4.80.2930.04716.49
5.4.70.0530.03016.57
5.4.60.0070.03016.54
5.4.50.0270.03316.35
5.4.40.2170.03016.44
5.4.30.2970.02716.50
5.4.20.0600.03016.35
5.4.10.0030.03316.19
5.4.00.0100.03715.84
5.3.290.0400.04014.74
5.3.280.2170.03714.64
5.3.270.2330.04314.65
5.3.260.2270.03714.54
5.3.250.2470.04014.70
5.3.240.2370.05014.64
5.3.230.0230.03314.54
5.3.220.0130.05314.82
5.3.210.0200.06714.61
5.3.200.0200.05014.72
5.3.190.0270.06014.68
5.3.180.0200.05014.68
5.3.170.0270.07714.50
5.3.160.0230.05714.52
5.3.150.0170.04314.75
5.3.140.0330.06714.61
5.3.130.0230.05314.63
5.3.120.0230.03314.66
5.3.110.0200.08014.61
5.3.100.0330.05314.13
5.3.90.0270.04314.06
5.3.80.0300.04013.96
5.3.70.0330.06314.03
5.3.60.0270.04014.05
5.3.50.0300.04014.06
5.3.40.0270.07014.21
5.3.30.0300.06713.96
5.3.20.0300.06713.71
5.3.10.0330.06313.62
5.3.00.0130.06013.68
5.2.170.0200.03311.10
5.2.160.0170.05311.27
5.2.150.0200.06011.27
5.2.140.0230.05011.09
5.2.130.0130.04011.22
5.2.120.0130.05711.10
5.2.110.0130.03011.06
5.2.100.0230.04711.22
5.2.90.0200.05711.07
5.2.80.0170.04311.11
5.2.70.0170.06311.25
5.2.60.0200.03711.00
5.2.50.0170.06011.13
5.2.40.0230.04711.06
5.2.30.0170.04310.94
5.2.20.0170.04310.90
5.2.10.0130.03711.04
5.2.00.0200.05310.77
5.1.60.0200.0439.99
5.1.50.0170.02710.12
5.1.40.0200.02710.03
5.1.30.0230.04710.34
5.1.20.0200.03010.37
5.1.10.0170.04710.09
5.1.00.0130.03310.16
5.0.50.0100.0438.75
5.0.40.0130.0208.44
5.0.30.0000.0478.36
5.0.20.0070.0278.38
5.0.10.0030.0238.16
5.0.00.0100.0308.22
4.4.90.0070.0208.02
4.4.80.0370.0208.02
4.4.70.0070.0338.02
4.4.60.0100.0238.02
4.4.50.0100.0278.02
4.4.40.0100.0308.02
4.4.30.0070.0208.02
4.4.20.0100.0338.02
4.4.10.0100.0308.02
4.4.00.0070.0308.02
4.3.110.0100.0208.02
4.3.100.0030.0178.02
4.3.90.0070.0178.02
4.3.80.0100.0308.02
4.3.70.0100.0138.02
4.3.60.0070.0178.02
4.3.50.0070.0178.02
4.3.40.0030.0278.02
4.3.30.0000.0208.02
4.3.20.0100.0378.02
4.3.10.0030.0178.02
4.3.00.0030.0208.02

preferences:
47.08 ms | 400 KiB | 5 Q