3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Dummy { public $testMe = 'testMe'; public $squeek = 'squeek'; } $dummy = new $dummy; unset($dummy->squeek); var_dump($dummy);

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)
8.3.60.0140.00416.85
8.3.50.0140.00621.09
8.3.40.0000.01618.89
8.3.30.0120.00318.67
8.3.20.0040.00420.39
8.3.10.0000.00821.84
8.3.00.0050.00223.46
8.2.180.0070.00718.29
8.2.170.0130.00618.73
8.2.160.0040.01122.96
8.2.150.0070.00025.66
8.2.140.0080.00024.66
8.2.130.0080.00019.70
8.2.120.0000.00826.35
8.2.110.0080.00022.08
8.2.100.0090.00319.64
8.2.90.0040.00417.75
8.2.80.0000.01118.74
8.2.70.0040.00417.50
8.2.60.0120.00017.93
8.2.50.0090.00018.07
8.2.40.0040.00422.32
8.2.30.0000.00720.57
8.2.20.0050.00217.69
8.2.10.0050.00317.93
8.2.00.0040.00417.89
8.1.280.0140.00025.92
8.1.270.0060.00323.87
8.1.260.0060.00328.09
8.1.250.0100.00328.09
8.1.240.0070.00320.85
8.1.230.0040.00717.77
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0000.00817.23
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0000.00818.56
8.1.160.0000.00720.52
8.1.150.0070.00018.78
8.1.140.0080.00019.43
8.1.130.0070.00017.58
8.1.120.0000.00717.41
8.1.110.0040.00317.39
8.1.100.0000.00717.33
8.1.90.0040.00317.32
8.1.80.0040.00417.38
8.1.70.0050.00217.39
8.1.60.0040.00417.46
8.1.50.0030.00617.45
8.1.40.0060.00317.36
8.1.30.0040.00417.51
8.1.20.0040.00417.60
8.1.10.0000.00817.48
8.1.00.0040.00417.39
8.0.300.0000.00720.55
8.0.290.0070.00016.75
8.0.280.0070.00018.39
8.0.270.0030.00317.14
8.0.260.0040.00417.10
8.0.250.0000.00716.99
8.0.240.0000.00716.86
8.0.230.0000.00716.95
8.0.220.0000.00716.73
8.0.210.0030.00316.91
8.0.200.0030.00716.94
8.0.190.0080.00016.93
8.0.180.0000.00916.98
8.0.170.0070.00016.75
8.0.160.0040.00416.96
8.0.150.0070.00016.89
8.0.140.0070.00416.87
8.0.130.0000.00513.39
8.0.120.0050.00316.86
8.0.110.0040.00416.92
8.0.100.0040.00416.84
8.0.90.0040.00416.84
8.0.80.0030.01316.78
8.0.70.0040.00416.93
8.0.60.0050.00216.89
8.0.50.0000.00716.93
8.0.30.0110.00817.11
8.0.20.0120.00917.40
8.0.10.0050.00216.81
8.0.00.0100.00916.83
7.4.330.0000.00516.77
7.4.320.0040.00416.42
7.4.300.0070.00016.45
7.4.290.0030.00616.45
7.4.280.0060.00616.49
7.4.270.0030.00316.59
7.4.260.0040.00716.44
7.4.250.0070.00016.43
7.4.240.0030.00416.49
7.4.230.0030.00316.39
7.4.220.0140.01116.40
7.4.210.0110.00416.51
7.4.200.0000.00716.53
7.4.160.0120.00316.34
7.4.150.0070.01117.40
7.4.140.0100.01517.86
7.4.130.0080.01016.53
7.4.120.0120.00916.42
7.4.110.0110.00816.36
7.4.100.0120.01216.31
7.4.90.0110.00616.29
7.4.80.0000.01719.39
7.4.70.0170.00016.34
7.4.60.0000.01516.34
7.4.50.0070.00516.16
7.4.40.0060.01016.36
7.4.30.0060.01616.66
7.4.00.0070.00714.82
7.3.330.0030.00313.36
7.3.320.0000.00513.35
7.3.310.0040.00416.41
7.3.300.0000.00816.41
7.3.290.0090.00716.40
7.3.280.0080.00816.43
7.3.270.0100.00917.40
7.3.260.0130.01316.36
7.3.250.0090.00816.41
7.3.240.0110.00616.49
7.3.230.0030.01416.39
7.3.210.0000.01616.48
7.3.200.0140.00919.39
7.3.190.0040.01216.57
7.3.180.0060.01216.43
7.3.170.0070.01116.36
7.3.160.0090.00616.36
7.3.10.0000.01116.47
7.3.00.0060.00516.55
7.2.330.0070.01016.53
7.2.320.0140.00316.48
7.2.310.0000.01716.61
7.2.300.0090.00916.31
7.2.290.0100.00716.71
7.2.130.0050.00916.94
7.2.120.0060.00816.82
7.2.110.0130.00816.72
7.2.100.0110.00516.82
7.2.90.0070.00816.81
7.2.80.0080.00516.64
7.2.70.0060.00616.78
7.2.60.0090.00516.70
7.2.50.0050.00816.79
7.2.40.0050.00716.62
7.2.30.0040.01016.75
7.2.20.0020.01316.80
7.2.10.0070.00916.81
7.2.00.0060.00617.50
7.1.250.0030.00715.60
7.1.200.0040.00815.65
7.1.100.0030.00718.26
7.1.70.0050.00316.84
7.1.60.0030.02219.20
7.1.50.0060.01216.84
7.1.00.0070.07322.54
7.0.200.0000.00916.71
7.0.60.0070.07721.84
7.0.50.0030.08317.94
7.0.40.0100.08720.21
7.0.30.0270.07720.23
7.0.20.0370.07720.06
7.0.10.0070.04020.07
7.0.00.0070.08720.06
5.6.280.0000.05320.90
5.6.210.0230.06020.61
5.6.200.0000.04718.19
5.6.190.0070.08720.57
5.6.180.0400.06020.60
5.6.170.0230.04020.53
5.6.160.0030.04320.56
5.6.150.0030.04018.16
5.6.140.0030.08718.18
5.6.130.0000.05318.24
5.6.120.0100.04320.98
5.6.110.0170.07720.94
5.6.100.0130.08321.04
5.6.90.0130.08321.06
5.6.80.0100.07020.53
5.5.350.0200.08020.39
5.5.340.0000.07318.07
5.5.330.0070.04020.19
5.5.320.0400.04020.31
5.5.310.0230.07720.30
5.5.300.0100.04717.98
5.5.290.0100.03718.01
5.5.280.0100.04020.84
5.5.270.0030.08320.86
5.5.260.0100.04720.75
5.5.250.0200.07020.61
5.5.240.0200.07020.23

preferences:
40.51 ms | 401 KiB | 5 Q