3v4l.org

run code in 300+ PHP versions simultaneously
<?php unset($GLOBALS['foo']); unset($GLOBALS['foo']['bar']);

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)
8.3.60.0120.00616.48
8.3.50.0030.01220.20
8.3.40.0120.00318.67
8.3.30.0040.01118.59
8.3.20.0000.00724.18
8.3.10.0040.00424.66
8.3.00.0030.00526.16
8.2.180.0090.00925.92
8.2.170.0130.00322.96
8.2.160.0170.00322.96
8.2.150.0070.00025.66
8.2.140.0070.00024.66
8.2.130.0000.00826.16
8.2.120.0050.00319.73
8.2.110.0030.00622.25
8.2.100.0090.00319.57
8.2.90.0000.00719.30
8.2.80.0030.00618.78
8.2.70.0090.00317.63
8.2.60.0090.00017.93
8.2.50.0040.00418.07
8.2.40.0090.00018.16
8.2.30.0040.00718.04
8.2.20.0000.00718.05
8.2.10.0060.00319.26
8.2.00.0040.00419.29
8.1.280.0060.00925.92
8.1.270.0000.00723.99
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0030.00623.84
8.1.230.0040.00719.10
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.13
8.1.190.0000.00817.23
8.1.180.0030.00519.29
8.1.170.0000.00818.50
8.1.160.0000.00718.80
8.1.150.0000.00718.63
8.1.140.0050.00218.94
8.1.130.0060.00320.30
8.1.120.0000.00717.42
8.1.110.0000.00817.39
8.1.100.0040.00417.45
8.1.90.0000.00717.44
8.1.80.0040.00417.35
8.1.70.0000.00817.49
8.1.60.0040.00417.50
8.1.50.0000.00817.46
8.1.40.0080.00017.50
8.1.30.0090.00017.52
8.1.20.0000.00817.55
8.1.10.0040.00417.43
8.1.00.0040.00417.38
8.0.300.0070.00018.77
8.0.290.0080.00016.63
8.0.280.0080.00018.29
8.0.270.0070.00017.85
8.0.260.0030.00318.52
8.0.250.0000.00716.80
8.0.240.0040.00416.89
8.0.230.0070.00016.84
8.0.220.0030.00316.86
8.0.210.0030.00316.71
8.0.200.0030.00316.77
8.0.190.0070.00016.93
8.0.180.0030.00316.72
8.0.170.0040.00416.88
8.0.160.0080.00316.73
8.0.150.0050.00316.75
8.0.140.0030.00516.66
8.0.130.0030.00313.21
8.0.120.0030.00516.84
8.0.110.0040.00416.82
8.0.100.0000.00816.67
8.0.90.0040.00316.77
8.0.80.0030.00516.75
8.0.70.0050.00216.68
8.0.60.0000.00716.67
8.0.50.0050.00216.77
8.0.30.0030.00416.70
8.0.20.0030.00416.85
8.0.10.0010.00616.84
8.0.00.0000.00716.86
7.4.330.0030.00315.55
7.4.320.0000.00716.52
7.4.300.0060.00016.53
7.4.290.0050.00316.46
7.4.280.0040.00416.56
7.4.270.0070.00416.36
7.4.260.0070.00013.16
7.4.250.0030.00316.39
7.4.240.0000.00716.55
7.4.230.0030.00316.34
7.4.220.0050.00216.29
7.4.210.0050.00216.35
7.4.200.0020.00516.48
7.4.190.0050.00216.39
7.4.180.0030.00316.48
7.4.160.0050.00216.50
7.4.150.0010.00616.46
7.4.140.0050.00216.33
7.4.130.0050.00116.15
7.4.120.0010.00616.26
7.4.110.0050.00316.27
7.4.100.0010.00716.44
7.4.90.0000.00716.26
7.4.80.0020.00516.29
7.4.70.0040.00316.16
7.4.60.0020.00516.29
7.4.50.0030.00416.22
7.4.40.0030.00316.28
7.4.30.0020.00516.31
7.4.20.0020.00516.36
7.4.10.0040.00216.44
7.4.00.0030.00316.45
7.3.330.0000.00716.24
7.3.320.0000.00513.00
7.3.310.0000.00716.31
7.3.300.0060.00016.23
7.3.290.0010.00616.18
7.3.280.0060.00116.21
7.3.270.0040.00216.17
7.3.260.0040.00216.23
7.3.250.0050.00116.22
7.3.240.0050.00116.20
7.3.230.0030.00516.21
7.3.220.0060.00216.08
7.3.210.0030.00416.10
7.3.200.0030.00316.18
7.3.190.0040.00216.15
7.3.180.0050.00216.09
7.3.170.0050.00116.13
7.3.160.0020.00416.17
7.3.150.0030.00316.07
7.3.140.0010.00516.21
7.3.130.0020.00416.19
7.3.120.0010.00516.13
7.3.110.0030.00316.08
7.3.100.0040.00216.01
7.3.90.0020.00416.40
7.3.80.0040.00216.18
7.3.70.0050.00216.22
7.3.60.0010.00616.39
7.3.50.0030.00416.29
7.3.40.0010.00516.32
7.3.30.0020.00416.36
7.3.20.0040.00417.53
7.3.10.0050.00217.42
7.3.00.0020.00517.55

preferences:
51.36 ms | 400 KiB | 5 Q