3v4l.org

run code in 300+ PHP versions simultaneously
<?php $null = null; $false = false; $true = true; $string = ''; $array = array(); var_dump(null instanceof \Iterator); var_dump($false instanceof \Iterator); var_dump($true instanceof \Iterator); var_dump($string instanceof \Iterator); var_dump($array instanceof \Iterator);

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)
8.3.60.0080.00618.06
8.3.50.0090.00621.07
8.3.40.0140.00418.71
8.3.30.0070.00718.92
8.3.20.0070.00020.26
8.3.10.0060.00323.71
8.3.00.0090.00019.26
8.2.180.0070.01116.50
8.2.170.0070.00722.96
8.2.160.0070.01020.44
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00422.11
8.2.110.0070.00320.54
8.2.100.0040.00818.09
8.2.90.0000.00719.09
8.2.80.0030.00517.97
8.2.70.0040.00417.47
8.2.60.0060.00617.79
8.2.50.0050.00318.07
8.2.40.0040.00419.85
8.2.30.0080.00017.98
8.2.20.0050.00217.71
8.2.10.0080.00017.86
8.2.00.0050.00317.48
8.1.280.0040.01125.92
8.1.270.0090.00023.98
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0030.00623.92
8.1.230.0080.00319.07
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0070.00317.10
8.1.190.0000.00817.00
8.1.180.0070.00018.10
8.1.170.0040.00418.43
8.1.160.0000.00721.90
8.1.150.0000.00818.85
8.1.140.0000.00717.29
8.1.130.0030.00317.81
8.1.120.0000.00817.32
8.1.110.0000.00717.29
8.1.100.0050.00317.38
8.1.90.0070.00017.38
8.1.80.0000.00817.42
8.1.70.0030.00317.27
8.1.60.0060.00317.52
8.1.50.0060.00317.33
8.1.40.0030.00617.29
8.1.30.0040.00417.40
8.1.20.0050.00317.55
8.1.10.0030.00617.53
8.1.00.0000.00717.41
8.0.300.0050.00318.77
8.0.290.0040.00416.63
8.0.280.0050.00218.43
8.0.270.0070.00017.22
8.0.260.0030.00317.18
8.0.250.0040.00416.89
8.0.240.0030.00316.93
8.0.230.0030.00616.79
8.0.220.0030.00316.90
8.0.210.0030.00316.72
8.0.200.0060.00016.83
8.0.190.0040.00416.86
8.0.180.0080.00016.87
8.0.170.0000.00716.86
8.0.160.0080.00016.69
8.0.150.0040.00416.72
8.0.140.0000.00716.66
8.0.130.0070.00013.16
8.0.120.0040.00416.66
8.0.110.0040.00416.87
8.0.100.0040.00416.80
8.0.90.0000.00716.77
8.0.80.0090.01216.73
8.0.70.0040.00416.70
8.0.60.0070.00016.67
8.0.50.0040.00416.73
8.0.30.0070.01516.77
8.0.20.0110.00717.40
8.0.10.0000.00716.89
8.0.00.0090.00916.72
7.4.330.0050.00015.02
7.4.320.0060.00016.44
7.4.300.0030.00316.42
7.4.290.0040.00416.37
7.4.280.0040.00416.32
7.4.270.0030.00316.53
7.4.260.0000.00716.31
7.4.250.0000.00716.41
7.4.240.0050.00216.42
7.4.230.0000.00716.22
7.4.220.0060.01816.58
7.4.210.0030.01016.53
7.4.200.0040.00416.33
7.4.160.0070.01116.35
7.4.150.0170.00717.40
7.4.140.0120.01117.86
7.4.130.0130.01016.51
7.4.120.0070.01016.39
7.4.110.0110.00616.38
7.4.100.0030.01316.31
7.4.90.0160.00016.54
7.4.80.0060.01019.39
7.4.70.0130.00916.45
7.4.60.0100.00716.26
7.4.50.0000.00816.26
7.4.40.0090.00616.57
7.4.30.0130.01016.51
7.3.330.0050.00013.10
7.3.320.0000.00513.03
7.3.310.0000.00716.12
7.3.300.0060.00016.18
7.3.290.0110.00416.17
7.3.280.0120.00816.15
7.3.270.0150.00317.40
7.3.260.0090.00916.42
7.3.250.0100.00816.35
7.3.240.0170.00016.30
7.3.230.0080.00816.39
7.3.210.0060.01016.22
7.3.200.0150.00319.39
7.3.190.0110.00516.32
7.3.180.0100.00716.29
7.3.170.0060.00916.27
7.3.160.0090.00916.43
7.2.330.0060.00916.30
7.2.320.0070.01016.27
7.2.310.0120.00916.42
7.2.300.0030.01316.34
7.2.290.0090.01316.51
5.4.340.0300.03719.22
5.4.320.0270.03718.79
5.4.310.0230.04718.93
5.4.300.0370.05019.22
5.4.290.0300.07019.16
5.4.280.0200.05719.10
5.4.270.0270.04019.13
5.4.260.0330.07019.10
5.4.250.0270.06019.07
5.4.240.0470.04019.13
5.4.230.0330.07019.12
5.4.220.0330.06318.79
5.4.210.0200.04319.22
5.4.200.0370.06319.08
5.4.190.0230.03718.87
5.4.180.0170.04319.11
5.4.170.0130.04319.12
5.4.160.0170.04018.90
5.4.150.0270.03019.11
5.4.140.0170.04316.46
5.4.130.0270.02716.27
5.4.120.0200.03716.27
5.4.110.0200.03716.50
5.4.100.0270.02716.30
5.4.90.0200.03316.20
5.4.80.0130.04016.21
5.4.70.0200.04016.05
5.4.60.0200.03316.45
5.4.50.0170.03316.04
5.4.40.0200.03716.36
5.4.30.0170.04316.38
5.4.20.0230.04016.20
5.4.10.0200.03316.36
5.4.00.0170.03715.63
5.3.290.0270.05714.50
5.3.280.0400.06014.45
5.3.270.0230.03714.48
5.3.260.0170.04014.46
5.3.250.0230.03014.44
5.3.240.0170.04014.45
5.3.230.0170.04714.43
5.3.220.0130.04014.51
5.3.210.0230.03714.61
5.3.200.0230.04014.44
5.3.190.0200.04314.39
5.3.180.0130.04014.66
5.3.170.0170.04314.49
5.3.160.0230.03314.41
5.3.150.0200.03714.46
5.3.140.0130.04014.53
5.3.130.0270.03014.59
5.3.120.0170.04014.50
5.3.110.0130.04014.45
5.3.100.0170.04014.10
5.3.90.0170.03713.95
5.3.80.0200.03313.92
5.3.70.0230.03313.89
5.3.60.0130.04013.83
5.3.50.0230.04013.91
5.3.40.0200.03313.89
5.3.30.0230.03713.94
5.3.20.0130.03713.62
5.3.10.0270.02713.68
5.3.00.0200.03713.66
5.2.170.0130.03011.57
5.2.160.0200.02311.57
5.2.150.0230.03311.57
5.2.140.0270.02311.57
5.2.130.0100.03311.57
5.2.120.0200.02311.57
5.2.110.0170.03011.57
5.2.100.0230.03311.57
5.2.90.0200.05711.57
5.2.80.0300.04011.57
5.2.70.0230.04711.57
5.2.60.0300.05311.57
5.2.50.0230.03011.57
5.2.40.0170.03311.57
5.2.30.0170.03311.57
5.2.20.0200.02711.57
5.2.10.0230.05311.57
5.2.00.0200.04311.57
5.1.60.0230.05311.57
5.1.50.0170.03011.57
5.1.40.0300.03711.57
5.1.30.0200.05011.57
5.1.20.0270.04011.57
5.1.10.0200.02311.57
5.1.00.0270.04311.57
5.0.50.0100.04311.57
5.0.40.0130.04311.57
5.0.30.0170.05011.57
5.0.20.0130.03311.57
5.0.10.0100.04311.57
5.0.00.0170.06011.57
4.4.90.0130.03311.57
4.4.80.0100.01711.57
4.4.70.0100.01711.57
4.4.60.0130.03011.57
4.4.50.0100.02011.57
4.4.40.0130.03711.57
4.4.30.0070.04011.57
4.4.20.0100.03011.57
4.4.10.0100.03711.57
4.4.00.0100.05011.57
4.3.110.0200.02311.57
4.3.100.0170.01711.57
4.3.90.0170.03311.57
4.3.80.0100.04011.57
4.3.70.0100.02311.57
4.3.60.0030.02311.57
4.3.50.0100.02711.57
4.3.40.0070.03311.57
4.3.30.0100.01311.57
4.3.20.0070.02011.57
4.3.10.0070.03011.57
4.3.00.0030.02011.57

preferences:
44.61 ms | 401 KiB | 5 Q