3v4l.org

run code in 300+ PHP versions simultaneously
<?php $internal_functions = get_defined_functions()['internal']; $lengths = array_map( function ($name) { return strlen($name); }, $internal_functions ); $length_variance = array_count_values($lengths); ksort($length_variance); echo 'Total Function Count: '. count($length_variance) . PHP_EOL . PHP_EOL; echo "Name Length\tCount" . PHP_EOL . PHP_EOL; foreach ($length_variance as $length => $count) { echo $length ."\t\t". $count; echo PHP_EOL; }

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)
8.3.40.0040.01818.64
8.3.30.0110.00419.01
8.3.20.0040.00420.29
8.3.10.0040.00422.09
8.3.00.0050.00322.51
8.2.170.0040.01122.96
8.2.160.0030.01320.94
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0060.00319.36
8.2.110.0110.00020.86
8.2.100.0080.00417.78
8.2.90.0040.00417.91
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0040.00417.93
8.2.50.0030.00618.07
8.2.40.0080.00018.25
8.2.30.0040.00418.23
8.2.20.0040.00417.77
8.2.10.0060.00319.47
8.2.00.0040.00417.72
8.1.270.0050.00522.21
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.71
8.1.230.0060.00621.04
8.1.220.0040.00417.91
8.1.210.0080.00019.07
8.1.200.0090.00017.38
8.1.190.0030.00517.35
8.1.180.0040.00418.10
8.1.170.0030.00618.61
8.1.160.0050.00218.97
8.1.150.0020.00518.76
8.1.140.0000.00717.54
8.1.130.0040.00417.91
8.1.120.0030.00517.46
8.1.110.0040.00417.57
8.1.100.0000.00817.40
8.1.90.0030.00517.40
8.1.80.0000.00717.45
8.1.70.0040.00417.57
8.1.60.0040.00417.64
8.1.50.0000.00817.69
8.1.40.0060.00317.50
8.1.30.0040.00417.69
8.1.20.0000.00817.81
8.1.10.0030.00517.71
8.1.00.0040.00417.56
8.0.300.0020.00520.06
8.0.290.0060.00316.75
8.0.280.0030.00318.46
8.0.270.0000.00717.25
8.0.260.0070.00016.96
8.0.250.0040.00417.09
8.0.240.0070.00416.93
8.0.230.0070.00016.97
8.0.220.0000.00716.98
8.0.210.0050.00316.91
8.0.200.0000.00816.91
8.0.190.0000.00817.04
8.0.180.0050.00216.91
8.0.170.0040.00416.96
8.0.160.0040.00416.89
8.0.150.0040.00416.91
8.0.140.0030.00616.96
8.0.130.0000.00513.48
8.0.120.0050.00316.95
8.0.110.0000.00816.96
8.0.100.0040.00416.87
8.0.90.0000.00816.93
8.0.80.0040.01116.90
8.0.70.0000.00717.01
8.0.60.0040.00417.07
8.0.50.0000.00716.81
8.0.30.0090.01117.26
8.0.20.0080.01117.41
8.0.10.0040.00417.12
8.0.00.0120.00916.88
7.4.330.0050.00015.20
7.4.320.0000.00716.52
7.4.300.0030.00316.50
7.4.290.0000.00716.77
7.4.280.0050.00316.70
7.4.270.0000.00716.72
7.4.260.0030.00416.67
7.4.250.0030.00616.42
7.4.240.0030.00516.67
7.4.230.0070.00016.65
7.4.220.0060.01216.64
7.4.210.0090.00716.63
7.4.200.0040.00416.77
7.4.190.0000.00716.80
7.4.160.0000.01616.70
7.4.150.0100.00917.40
7.4.140.0130.00817.86
7.4.130.0150.00616.60
7.4.120.0100.00816.51
7.4.110.0070.02216.52
7.4.100.0070.01116.50
7.4.90.0080.01116.75
7.4.80.0090.00919.39
7.4.70.0070.01116.50
7.4.60.0130.00616.44
7.4.50.0040.00016.75
7.4.40.0070.01022.77
7.4.30.0000.01516.57
7.4.00.0070.01015.21
7.3.330.0030.00613.31
7.3.320.0000.00613.30
7.3.310.0030.00316.49
7.3.300.0000.00716.42
7.3.290.0060.00916.46
7.3.280.0110.00616.46
7.3.270.0090.00917.40
7.3.260.0070.01116.67
7.3.250.0150.00316.60
7.3.240.0140.00616.70
7.3.230.0110.00716.45
7.3.210.0110.00816.66
7.3.200.0150.01219.39
7.3.190.0030.01916.69
7.3.180.0060.01016.45
7.3.170.0120.00416.54
7.3.160.0110.00616.57
7.3.120.0050.00914.97
7.3.110.0130.00614.97
7.3.100.0070.00715.16
7.3.90.0090.00614.91
7.3.80.0040.01214.80
7.3.70.0030.00715.08
7.3.60.0140.00014.94
7.3.50.0090.00614.81
7.3.40.0030.00715.04
7.3.30.0000.01414.80
7.3.20.0100.00716.87
7.3.10.0200.01116.70
7.3.00.0100.01016.56
7.2.330.0090.00916.76
7.2.320.0060.01816.87
7.2.310.0130.00316.61
7.2.300.0000.01716.65
7.2.290.0130.00416.80
7.2.250.0090.00915.18
7.2.240.0070.01115.18
7.2.230.0040.01115.12
7.2.220.0070.00714.99
7.2.210.0070.00714.82
7.2.200.0000.01215.32
7.2.190.0040.01415.09
7.2.180.0120.00614.97
7.2.170.0000.01715.30
7.2.130.0480.01016.81
7.2.120.0080.01316.73
7.2.110.0060.01616.53
7.2.100.0090.00617.04
7.2.90.0070.00716.82
7.2.80.0100.00316.68
7.2.70.0060.00616.70
7.2.60.0020.01116.68
7.2.50.0020.01217.08
7.2.40.0100.00716.76
7.2.30.0100.00716.84
7.2.20.0060.00616.96
7.2.10.0040.00816.58
7.2.00.0060.00818.01
7.1.330.0060.00915.61
7.1.320.0100.00315.65
7.1.310.0060.00915.79
7.1.300.0030.01015.49
7.1.290.0070.01015.80
7.1.280.0080.00815.70
7.1.270.0030.00815.83
7.1.260.0040.01215.86
7.1.250.0260.01115.64
7.1.200.0060.00315.68
7.1.100.0000.01118.17
7.1.70.0000.01017.04
7.1.60.0100.01419.82
7.1.50.0070.01417.05
7.1.00.0030.07722.30
7.0.200.0000.00816.57
7.0.140.0100.06722.12
7.0.100.0100.08320.06
7.0.90.0130.07019.90
7.0.80.0170.06719.88
7.0.70.0070.04319.82
7.0.60.0170.05319.98
7.0.50.0300.06020.35
7.0.40.0030.08720.02
7.0.30.0130.04719.98
7.0.20.0170.07319.90
7.0.10.0130.08320.01
7.0.00.0030.09020.08
5.6.280.0030.07721.50
5.6.250.0070.04721.05
5.6.240.0130.07720.75
5.6.230.0170.05720.89
5.6.220.0100.08020.82
5.6.210.0030.08720.82
5.6.200.0070.08321.43
5.6.190.0170.07721.54
5.6.180.0030.08021.49
5.6.170.0200.05721.62
5.6.160.0100.07721.51
5.6.150.0100.06321.50
5.6.140.0030.05021.42
5.6.130.0030.08021.42
5.6.120.0070.08721.50
5.6.110.0130.08021.53
5.6.100.0100.07721.43
5.6.90.0130.07721.63
5.6.80.0070.04320.89
5.6.70.0000.08320.82
5.6.60.0170.07320.93
5.6.50.0030.04320.97
5.6.40.0030.04320.84
5.6.30.0100.07720.87
5.6.20.0070.08020.80
5.6.10.0100.07720.89
5.6.00.0030.09020.79
5.5.380.0100.05320.64
5.5.370.0030.07020.69
5.5.360.0100.08320.60
5.5.350.0070.08320.57
5.5.340.0100.04721.30
5.5.330.0070.08721.39
5.5.320.0000.06721.23
5.5.310.0130.07321.30
5.5.300.0030.07021.39
5.5.290.0030.07321.29
5.5.280.0000.06321.24
5.5.270.0100.06321.09
5.5.260.0200.07021.25
5.5.250.0100.05721.05
5.5.240.0170.07020.68
5.5.230.0130.06720.61
5.5.220.0030.05320.69
5.5.210.0100.07320.76
5.5.200.0100.08020.67
5.5.190.0070.07720.70
5.5.180.0070.04320.64
5.5.160.0130.07320.69
5.5.150.0170.08020.68
5.5.140.0070.07720.71
5.5.130.0070.05320.54
5.5.120.0130.07020.71
5.5.110.0100.04320.58
5.5.100.0030.05720.44
5.5.90.0070.05720.53
5.5.80.0030.08020.53
5.5.70.0000.09020.56
5.5.60.0070.08320.64
5.5.50.0130.07720.49
5.5.40.0030.04720.55
5.5.30.0030.07320.52
5.5.20.0100.03720.51
5.5.10.0070.04320.50
5.5.00.0170.03720.53
5.4.450.0130.04319.54
5.4.440.0030.06319.64
5.4.430.0170.07019.57
5.4.420.0170.07319.57
5.4.410.0070.05019.45
5.4.400.0130.07319.43
5.4.390.0100.07319.24
5.4.380.0100.06719.21
5.4.370.0130.03019.36
5.4.360.0130.06019.29
5.4.350.0030.04019.35
5.4.340.0030.07019.29
5.4.320.0030.05019.11
5.4.310.0100.06719.43
5.4.300.0100.07319.29
5.4.290.0100.07319.24
5.4.280.0170.05719.29
5.4.270.0100.04019.25
5.4.260.0100.06319.28
5.4.250.0070.04019.25
5.4.240.0130.07019.24
5.4.230.0030.04319.28
5.4.220.0070.05719.43
5.4.210.0230.05719.28
5.4.200.0070.03719.24
5.4.190.0130.06019.23
5.4.180.0070.04019.22
5.4.170.0100.06719.23
5.4.160.0170.07019.22
5.4.150.0070.09019.23
5.4.140.0000.07016.55
5.4.130.0070.06716.63
5.4.120.0070.07316.47
5.4.110.0030.04016.61
5.4.100.0030.04716.59
5.4.90.0070.07316.59
5.4.80.0070.07716.71
5.4.70.0070.05016.70
5.4.60.0230.06016.57
5.4.50.0100.07316.54
5.4.40.0130.03716.57
5.4.30.0030.07716.70
5.4.20.0170.06316.57
5.4.10.0100.04716.63
5.4.00.0030.04015.94
5.3.290.0100.07314.66
5.3.280.0100.03314.54
5.3.270.0070.07014.57
5.3.260.0030.07014.55
5.3.250.0070.06714.56
5.3.240.0130.07014.61
5.3.230.0000.07314.46
5.3.220.0030.05014.53
5.3.210.0030.07314.56
5.3.200.0070.06714.56
5.3.190.0100.07014.48
5.3.180.0100.04314.55
5.3.170.0070.06714.53
5.3.160.0130.06714.54
5.3.150.0070.08014.50
5.3.140.0070.06714.38
5.3.130.0130.07314.54
5.3.120.0030.08014.41
5.3.110.0130.06314.43
5.3.100.0170.03714.05
5.3.90.0030.05313.84
5.3.80.0130.02713.95
5.3.70.0000.04014.01
5.3.60.0000.04013.77
5.3.50.0070.03313.82
5.3.40.0130.02713.95
5.3.30.0070.03013.87
5.3.20.0000.04013.65
5.3.10.0030.03313.65
5.3.00.0000.03713.59
5.2.170.0130.02311.14
5.2.160.0030.02710.98
5.2.150.0030.03010.93
5.2.140.0030.02311.05
5.2.130.0070.02311.14
5.2.120.0070.02010.91
5.2.110.0070.02311.14
5.2.100.0030.03010.95
5.2.90.0100.02311.09
5.2.80.0030.02711.09
5.2.70.0030.03010.91
5.2.60.0000.03010.89
5.2.50.0000.03011.00
5.2.40.0000.02710.83
5.2.30.0030.03010.95
5.2.20.0030.02310.99
5.2.10.0000.02310.92
5.2.00.0030.02310.64
5.1.60.0000.03310.04
5.1.50.0000.02710.03
5.1.40.0030.0379.81
5.1.30.0030.02710.24
5.1.20.0000.03010.38
5.1.10.0030.03310.06
5.1.00.0030.02310.06
5.0.50.0070.0178.63
5.0.40.0000.0208.48
5.0.30.0030.0308.22
5.0.20.0000.0208.19
5.0.10.0000.0208.00
5.0.00.0000.0308.18
4.4.90.0000.0177.67
4.4.80.0030.0137.67
4.4.70.0000.0177.67
4.4.60.0030.0137.67
4.4.50.0000.0137.67
4.4.40.0000.0307.67
4.4.30.0070.0107.67
4.4.20.0000.0237.67
4.4.10.0030.0137.67
4.4.00.0000.0277.67
4.3.110.0000.0177.67
4.3.100.0000.0137.67
4.3.90.0030.0137.67
4.3.80.0000.0237.67
4.3.70.0030.0137.67
4.3.60.0000.0137.67
4.3.50.0070.0107.67
4.3.40.0000.0437.67
4.3.30.0000.0177.67
4.3.20.0000.0177.67
4.3.10.0000.0137.67
4.3.00.0000.0137.67

preferences:
43.19 ms | 400 KiB | 5 Q