3v4l.org

run code in 300+ PHP versions simultaneously
<?php class c { public function __construct() { var_dump(isset( $this )); } } new c;

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)
8.5.30.0100.00819.12
8.5.20.0100.00919.54
8.5.10.0100.00816.53
8.5.00.0100.01319.77
8.4.180.0130.00819.80
8.4.170.0120.01023.87
8.4.160.0150.01022.93
8.4.150.0060.00616.82
8.4.140.0130.00717.53
8.4.130.0080.00617.76
8.4.120.0140.00620.51
8.4.110.0150.00522.25
8.4.100.0110.01017.38
8.4.90.0130.00818.32
8.4.80.0110.01017.80
8.4.70.0040.00417.89
8.4.60.0120.00718.77
8.4.50.0090.01217.68
8.4.40.0130.00617.62
8.4.30.0100.01019.16
8.4.20.0070.01417.80
8.4.10.0060.00317.50
8.3.300.0130.00819.02
8.3.290.0080.01220.85
8.3.280.0140.00618.47
8.3.270.0120.00716.76
8.3.260.0120.00816.41
8.3.250.0060.00219.11
8.3.240.0090.00916.16
8.3.230.0100.00916.50
8.3.220.0120.00619.01
8.3.210.0100.01118.18
8.3.200.0120.00716.57
8.3.190.0120.00617.20
8.3.180.0080.00616.54
8.3.170.0000.00818.78
8.3.160.0160.00316.38
8.3.150.0030.00717.06
8.3.140.0080.00018.77
8.3.130.0060.00318.45
8.3.120.0080.00020.73
8.3.110.0090.00020.94
8.3.100.0040.00424.06
8.3.90.0060.00626.77
8.3.80.0050.00518.43
8.3.70.0200.00018.43
8.3.60.0090.00618.31
8.3.50.0050.01117.38
8.3.40.0120.00318.41
8.3.30.0110.00418.46
8.3.20.0040.00418.89
8.3.10.0080.00018.96
8.3.00.0040.00423.65
8.2.300.0110.00920.24
8.2.290.0140.00320.07
8.2.280.0160.00420.28
8.2.270.0070.01118.84
8.2.260.0080.00018.81
8.2.250.0100.00618.50
8.2.240.0030.00517.04
8.2.230.0090.00922.58
8.2.220.0160.00337.54
8.2.210.0030.00526.77
8.2.200.0030.00716.50
8.2.190.0070.01416.63
8.2.180.0150.00316.32
8.2.170.0110.00422.96
8.2.160.0100.00318.96
8.2.150.0000.01024.18
8.2.140.0040.00424.66
8.2.130.0050.00321.03
8.2.120.0070.00026.35
8.2.110.0030.00621.24
8.2.100.0000.01217.78
8.2.90.0060.00319.11
8.2.80.0000.00817.97
8.2.70.0060.00317.80
8.2.60.0000.00717.80
8.2.50.0080.00018.10
8.2.40.0000.00719.32
8.2.30.0040.00419.18
8.2.20.0070.00017.93
8.2.10.0030.00517.91
8.2.00.0070.00019.05
8.1.340.0120.00917.38
8.1.330.0110.00721.78
8.1.320.0120.00615.88
8.1.310.0030.00516.80
8.1.300.0040.01417.80
8.1.290.0000.00830.84
8.1.280.0070.01125.92
8.1.270.0000.00922.20
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0040.00420.91
8.1.230.0080.00417.82
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0060.00316.98
8.1.180.0040.00418.10
8.1.170.0060.00318.51
8.1.160.0040.00418.66
8.1.150.0000.00718.73
8.1.140.0000.00817.59
8.1.130.0030.00320.65
8.1.120.0000.00717.30
8.1.110.0040.00417.30
8.1.100.0000.00717.29
8.1.90.0030.00717.38
8.1.80.0040.00717.25
8.1.70.0040.00417.33
8.1.60.0000.00817.54
8.1.50.0000.00917.33
8.1.40.0040.00417.37
8.1.30.0060.00317.53
8.1.20.0000.00817.49
8.1.10.0070.00017.46
8.1.00.0000.00817.43
8.0.300.0030.00618.77
8.0.290.0060.00316.58
8.0.280.0000.00718.38
8.0.270.0030.00516.76
8.0.260.0060.00017.10
8.0.250.0040.00416.85
8.0.240.0040.00416.86
8.0.230.0050.00216.77
8.0.220.0040.00416.65
8.0.210.0000.00716.77
8.0.200.0070.00016.68
8.0.190.0060.00316.73
8.0.180.0000.00716.69
8.0.170.0040.00416.66
8.0.160.0030.00316.84
8.0.150.0030.00616.72
8.0.140.0070.00016.73
8.0.130.0030.00313.22
8.0.120.0030.00516.64
8.0.110.0040.00416.59
8.0.100.0070.00016.69
8.0.90.0040.00416.82
8.0.80.0080.01416.72
8.0.70.0000.00716.82
8.0.60.0080.00016.69
8.0.50.0070.00016.77
8.0.30.0100.00916.90
8.0.20.0120.00717.40
8.0.10.0070.00016.70
8.0.00.0130.00816.67
7.4.330.0040.00015.55
7.4.320.0030.00316.36
7.4.300.0060.00016.55
7.4.290.0030.00516.36
7.4.280.0000.00816.52
7.4.270.0040.00416.58
7.4.260.0000.00716.36
7.4.250.0000.00816.43
7.4.240.0040.00216.42
7.4.230.0070.00016.36
7.4.220.0040.00416.46
7.4.210.0080.00916.41
7.4.200.0040.00416.27
7.4.160.0130.00516.43
7.4.140.0120.00717.86
7.4.130.0140.00316.27
7.4.120.0100.00916.47
7.4.110.0130.00616.36
7.4.100.0030.01616.38
7.4.90.0100.00716.45
7.4.80.0140.00619.39
7.4.70.0090.00616.31
7.4.60.0070.01116.42
7.4.50.0080.00616.43
7.4.40.0060.01616.18
7.4.00.0090.00614.91
7.3.330.0020.00213.23
7.3.320.0000.00613.22
7.3.310.0060.00016.20
7.3.300.0040.00416.27
7.3.290.0030.00316.10
7.3.280.0110.00716.23
7.3.260.0100.00716.18
7.3.240.0100.00716.38
7.3.230.0070.01016.37
7.3.210.0060.01316.14
7.3.200.0160.00316.36
7.3.190.0070.00716.36
7.3.180.0090.00816.45
7.3.170.0140.00316.06
7.3.160.0060.01016.21
7.2.330.0110.00716.38
7.2.320.0100.01016.64
7.2.310.0180.00316.60
7.2.300.0070.01016.41
7.2.290.0090.01216.65
7.2.70.0200.01214.74
7.2.60.0410.00715.02
7.2.50.0130.01014.95
7.2.40.0180.00914.97
7.2.30.0540.00014.70
7.2.20.0170.00914.76
7.2.10.0560.00714.74
7.2.00.0090.00716.70
7.1.200.0070.00415.65
7.1.170.0180.01113.64
7.1.160.0100.01013.64
7.1.150.0160.00813.87
7.1.140.0280.00613.79
7.1.130.0590.00715.43
7.1.120.0090.01215.61
7.1.110.0250.00613.91
7.1.100.0120.01213.91
7.1.90.0160.00815.58
7.1.80.0110.00315.42
7.1.70.0120.00915.46
7.1.60.0250.01933.48
7.1.50.0320.01033.65
7.1.40.0290.01133.63
7.1.30.0220.01533.60
7.1.20.0390.01633.79
7.1.10.0940.00913.86
7.1.00.0130.00413.75

preferences:
54.72 ms | 1401 KiB | 5 Q