3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(0,1,2); $maxtries = intval(count($a)*(floatval(count($a)+1)/2.0)); $tries = 0; while(!empty($a) && $tries<$maxtries) { echo "Try number: $tries\n"; print_r($a); array_push($a, $a[$tries]); unset($a[$tries]); $tries += 1; } echo "done\n"; print_r($a);

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)
8.3.60.0070.00716.75
8.3.50.0110.01122.01
8.3.40.0060.00918.64
8.3.30.0110.00419.17
8.3.20.0050.00320.27
8.3.10.0040.00421.63
8.3.00.0100.00018.89
8.2.180.0060.01218.18
8.2.170.0070.00722.96
8.2.160.0070.00722.17
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0050.00319.66
8.2.110.0090.00019.34
8.2.100.0090.00317.78
8.2.90.0030.00519.45
8.2.80.0000.00918.22
8.2.70.0040.00417.93
8.2.60.0040.00417.93
8.2.50.0000.00818.10
8.2.40.0000.00720.53
8.2.30.0040.00419.49
8.2.20.0070.00017.75
8.2.10.0000.00818.13
8.2.00.0000.00817.75
8.1.280.0030.01325.92
8.1.270.0050.00319.01
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0090.00021.06
8.1.230.0100.00020.85
8.1.220.0000.00817.74
8.1.210.0040.00419.04
8.1.200.0000.00917.35
8.1.190.0040.00417.23
8.1.180.0050.00318.10
8.1.170.0000.00818.52
8.1.160.0000.00722.20
8.1.150.0040.00418.91
8.1.140.0040.00417.52
8.1.130.0000.00717.91
8.1.120.0040.00417.49
8.1.110.0000.00817.44
8.1.100.0070.00017.35
8.1.90.0030.00317.46
8.1.80.0000.00717.47
8.1.70.0000.00717.42
8.1.60.0060.00317.57
8.1.50.0030.01017.52
8.1.40.0000.00717.45
8.1.30.0040.00417.65
8.1.20.0000.00817.58
8.1.10.0040.00417.45
8.1.00.0000.00717.55
8.0.300.0040.00420.07
8.0.290.0050.00216.75
8.0.280.0030.00318.30
8.0.270.0030.00317.23
8.0.260.0000.00817.22
8.0.250.0040.00416.93
8.0.240.0000.00716.83
8.0.230.0070.00017.00
8.0.220.0000.00716.88
8.0.210.0030.00316.91
8.0.200.0030.00317.06
8.0.190.0000.00716.86
8.0.180.0040.00316.79
8.0.170.0020.00516.82
8.0.160.0000.00716.88
8.0.150.0050.00216.77
8.0.140.0040.00416.88
8.0.130.0060.00013.30
8.0.120.0040.00416.83
8.0.110.0040.00416.95
8.0.100.0040.00416.85
8.0.90.0040.00416.86
8.0.80.0100.00716.90
8.0.70.0040.00416.71
8.0.60.0000.00716.96
8.0.50.0040.00416.68
8.0.30.0060.01317.06
8.0.20.0170.00217.40
8.0.10.0070.00016.84
8.0.00.0060.01216.70
7.4.330.0020.00215.03
7.4.320.0030.00316.55
7.4.300.0000.00716.53
7.4.290.0030.00316.53
7.4.280.0040.00416.47
7.4.270.0030.00316.64
7.4.260.0000.00716.47
7.4.250.0050.00316.34
7.4.240.0050.00316.55
7.4.230.0030.00316.51
7.4.220.0130.00416.62
7.4.210.0100.00716.60
7.4.200.0040.00416.32
7.4.160.0060.00916.44
7.4.150.0070.01717.40
7.4.140.0100.00817.86
7.4.130.0090.00716.53
7.4.120.0120.01016.47
7.4.110.0030.01516.58
7.4.100.0070.01116.48
7.4.90.0060.01216.52
7.4.80.0060.01219.39
7.4.70.0130.00316.63
7.4.60.0100.00616.31
7.4.50.0040.00416.48
7.4.40.0100.00616.44
7.4.30.0090.00916.51
7.4.00.0070.01014.89
7.3.330.0030.00313.26
7.3.320.0050.00013.18
7.3.310.0030.00316.19
7.3.300.0070.00016.24
7.3.290.0070.00016.23
7.3.280.0080.00816.33
7.3.270.0080.00817.40
7.3.260.0130.00616.35
7.3.250.0060.01116.38
7.3.240.0060.01116.64
7.3.230.0170.00016.39
7.3.210.0080.00816.42
7.3.200.0000.02119.39
7.3.190.0150.00616.41
7.3.180.0060.00916.24
7.3.170.0090.00916.57
7.3.160.0100.00616.43
7.2.330.0150.00616.48
7.2.320.0150.00716.79
7.2.310.0030.01316.58
7.2.300.0140.00316.42
7.2.290.0070.01416.35
7.2.00.0030.00919.57
7.1.100.0040.01118.16
7.1.70.0030.00916.84
7.1.60.0070.01719.46
7.1.50.0120.00317.01
7.1.00.0000.07722.46
7.0.200.0030.00716.76
7.0.140.0100.07021.92
7.0.110.0170.07719.87
7.0.100.0100.07020.00
7.0.90.0300.04719.85
7.0.80.0300.06319.94
7.0.70.0170.06719.97
7.0.60.0100.07719.94
7.0.50.0130.05319.91
7.0.40.0130.06019.81
7.0.30.0130.05319.75
7.0.20.0070.04019.73
7.0.10.0100.06719.73
7.0.00.0230.04019.84
5.6.280.0100.06720.93
5.6.260.0030.04320.56
5.6.250.0030.06320.59
5.6.240.0070.04720.66
5.6.230.0130.07320.70
5.6.220.0030.05320.45
5.6.210.0030.06020.70
5.6.200.0070.05020.67
5.6.190.0000.08320.59
5.6.180.0100.06720.65
5.6.170.0030.05020.64
5.6.160.0030.06320.64
5.6.150.0030.05020.65
5.6.140.0070.09720.56
5.6.130.0100.04720.69
5.6.120.0070.04020.65
5.6.110.0130.04020.57
5.6.100.0030.05320.68
5.6.90.0070.04320.56
5.6.80.0030.04019.99
5.6.70.0070.04319.93
5.6.60.0030.03720.07
5.6.50.0030.04319.99
5.6.40.0030.03720.00
5.6.30.0070.07319.92
5.6.20.0030.07720.03
5.6.10.0070.05320.05
5.6.00.0100.06320.05
5.5.380.0070.05317.56
5.5.370.0070.08717.72
5.5.360.0070.04017.55
5.5.350.0070.05317.66
5.5.340.0070.07018.10
5.5.330.0070.04317.83
5.5.320.0030.07718.22
5.5.310.0100.06017.91
5.5.300.0030.08717.92
5.5.290.0070.06717.93
5.5.280.0030.05717.92
5.5.270.0070.06018.21
5.5.260.0070.03717.91
5.5.250.0070.06017.88
5.5.240.0000.04017.34
5.5.230.0100.03717.29
5.5.220.0070.04017.42
5.5.210.0030.08317.45
5.5.200.0000.04717.47
5.5.190.0170.05317.45
5.5.180.0030.04017.25
5.5.160.0000.07317.18
5.5.150.0100.04317.27
5.5.140.0070.03317.25
5.5.130.0070.03717.44
5.5.120.0030.03317.32
5.5.110.0030.04017.47
5.5.100.0070.03717.38
5.5.90.0030.03717.08
5.5.80.0030.03717.17
5.5.70.0130.03017.36
5.5.60.0030.07017.34
5.5.50.0070.03017.17
5.5.40.0030.04017.34
5.5.30.0030.05017.15
5.5.20.0070.07317.29
5.5.10.0030.06017.15
5.5.00.0000.06017.15
5.4.450.0070.06319.34
5.4.440.0030.04019.48
5.4.430.0030.04019.30
5.4.420.0000.04719.67
5.4.410.0070.04319.19
5.4.400.0000.04319.31
5.4.390.0070.06319.00
5.4.380.0000.04019.05
5.4.370.0100.06318.99
5.4.360.0030.06719.18
5.4.350.0030.03719.03
5.4.340.0030.05019.34
5.4.320.0100.04319.16
5.4.310.0030.08319.25
5.4.300.0130.06719.00
5.4.290.0100.06019.30
5.4.280.0030.03719.09
5.4.270.0070.04019.13
5.4.260.0030.03719.09
5.4.250.0030.03718.99
5.4.240.0030.06319.01
5.4.230.0130.02719.23
5.4.220.0100.03019.13
5.4.210.0070.07318.99
5.4.200.0000.05319.33
5.4.190.0030.07318.98
5.4.180.0030.06019.15
5.4.170.0030.04718.97
5.4.160.0030.04318.97
5.4.150.0070.04719.16
5.4.140.0070.03016.51
5.4.130.0030.06016.32
5.4.120.0000.04316.42
5.4.110.0000.04016.57
5.4.100.0070.06316.50
5.4.90.0030.04316.52
5.4.80.0130.06716.39
5.4.70.0130.07316.49
5.4.60.0070.06016.40
5.4.50.0070.08316.55
5.4.40.0070.03716.62
5.4.30.0030.07016.39
5.4.20.0000.06716.48
5.4.10.0030.05316.44
5.4.00.0100.04015.99
5.3.290.0030.08014.68
5.3.280.0030.03714.73
5.3.270.0030.07714.73
5.3.260.0030.04714.68
5.3.250.0070.04014.73
5.3.240.0100.06314.63
5.3.230.0030.07714.59
5.3.220.0100.06714.54
5.3.210.0100.03714.65
5.3.200.0030.08314.42
5.3.190.0030.05314.64
5.3.180.0030.08314.64
5.3.170.0030.05014.41
5.3.160.0070.05314.55
5.3.150.0030.05014.69
5.3.140.0000.04314.58
5.3.130.0100.07714.52
5.3.120.0030.04014.53
5.3.110.0030.04314.62
5.3.100.0000.04013.99
5.3.90.0070.05014.09
5.3.80.0070.03314.03
5.3.70.0030.04013.86
5.3.60.0000.04313.85
5.3.50.0130.02713.93
5.3.40.0000.06714.07
5.3.30.0000.03714.03
5.3.20.0000.04313.69
5.3.10.0000.03313.75
5.3.00.0070.03313.71
5.2.170.0070.03011.95
5.2.160.0030.06311.95
5.2.150.0030.03011.95
5.2.140.0000.05011.95
5.2.130.0030.04011.95
5.2.120.0000.03011.95
5.2.110.0000.02711.95
5.2.100.0000.03711.95
5.2.90.0000.03011.95
5.2.80.0030.05311.95
5.2.70.0000.04711.95
5.2.60.0070.05311.95
5.2.50.0030.03011.95
5.2.40.0030.05011.95
5.2.30.0000.03711.95
5.2.20.0030.03311.95
5.2.10.0100.03011.95
5.2.00.0030.05011.95
5.1.60.0030.05011.95
5.1.50.0070.02311.95
5.1.40.0030.04711.95
5.1.30.0000.03711.95
5.1.20.0100.04011.95
5.1.10.0030.03711.95
5.1.00.0070.02711.95
5.0.50.0000.04711.95
5.0.40.0000.03711.95
5.0.30.0070.05711.95
5.0.20.0030.02311.95
5.0.10.0100.03311.95
5.0.00.0030.03011.95
4.4.90.0030.01311.95
4.4.80.0070.02711.95
4.4.70.0000.03311.95
4.4.60.0030.01711.95
4.4.50.0030.03711.95
4.4.40.0000.02711.95
4.4.30.0030.02011.95
4.4.20.0000.01711.95
4.4.10.0000.03711.95
4.4.00.0000.04011.95
4.3.110.0000.03711.95
4.3.100.0030.02011.95
4.3.90.0030.02711.95
4.3.80.0030.04311.95
4.3.70.0000.03711.95
4.3.60.0000.02011.95
4.3.50.0000.02011.95
4.3.40.0000.03011.95
4.3.30.0000.01711.95
4.3.20.0000.02011.95
4.3.10.0000.01711.95
4.3.00.0000.01711.95

preferences:
52.29 ms | 401 KiB | 5 Q