3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $bar = ""; } $foo = new Foo(); function modifiesLocallyClonedFoo($foo) { $foo = clone $foo; $foo->bar = "bar"; } modifiesLocallyClonedFoo($foo); var_dump($foo); $bar = &$foo; modifiesLocallyClonedFoo($foo); var_dump($foo);

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)
8.5.10.0090.00718.72
8.5.00.0130.00920.06
8.4.150.0020.00014.05
8.4.140.0160.01417.58
8.4.130.0110.00818.81
8.4.120.0070.00624.30
8.4.110.0050.00618.93
8.4.100.0130.00817.60
8.4.90.0050.00420.65
8.4.80.0100.01018.90
8.4.70.0090.01118.81
8.4.60.0120.00722.23
8.4.50.0140.00718.78
8.4.40.0100.01017.39
8.4.30.0100.01020.36
8.4.20.0100.01017.63
8.4.10.0000.00817.38
8.3.280.0140.00618.46
8.3.270.0090.00916.29
8.3.260.0130.00616.72
8.3.250.0050.00218.76
8.3.240.0140.00517.38
8.3.230.0130.00716.34
8.3.220.0110.00818.87
8.3.210.0130.00516.84
8.3.200.0060.00416.41
8.3.190.0100.01018.91
8.3.180.0120.00718.94
8.3.170.0150.00317.48
8.3.160.0130.00718.43
8.3.150.0140.00716.63
8.3.140.0120.00616.42
8.3.130.0040.00418.68
8.3.120.0050.00318.82
8.3.110.0120.00920.94
8.3.100.0060.01024.06
8.3.90.0060.00926.77
8.3.80.0030.00616.50
8.3.70.0060.00916.58
8.3.60.0090.00916.73
8.3.50.0130.00720.00
8.3.40.0070.00720.14
8.3.30.0070.00718.62
8.3.20.0040.00424.18
8.3.10.0000.00724.66
8.3.00.0040.00426.16
8.2.290.0130.00616.71
8.2.280.0080.00618.48
8.2.270.0110.00818.37
8.2.260.0040.00417.07
8.2.250.0080.00816.69
8.2.240.0030.00617.06
8.2.230.0040.00422.58
8.2.220.0050.00337.54
8.2.210.0070.00726.77
8.2.200.0030.00616.38
8.2.190.0090.00616.63
8.2.180.0070.00725.92
8.2.170.0120.00318.95
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0080.00019.54
8.2.110.0030.00622.11
8.2.100.0120.00017.78
8.2.90.0060.00317.75
8.2.80.0040.00418.51
8.2.70.0030.00517.46
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0030.00618.18
8.2.30.0040.00418.01
8.2.20.0040.00420.43
8.2.10.0040.00417.61
8.2.00.0000.00719.18
8.1.330.0130.00816.16
8.1.320.0090.01017.75
8.1.310.0000.00818.53
8.1.300.0030.00617.86
8.1.290.0000.01118.88
8.1.280.0120.00325.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0050.00522.16
8.1.230.0110.00017.70
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0070.00417.35
8.1.190.0000.00917.35
8.1.180.0000.00818.10
8.1.170.0040.00418.55
8.1.160.0000.00719.09
8.1.150.0040.00418.58
8.1.140.0040.00417.38
8.1.130.0000.00718.74
8.1.120.0000.00717.38
8.1.110.0000.00717.38
8.1.100.0040.00417.39
8.1.90.0040.00417.28
8.1.80.0040.00417.40
8.1.70.0030.00317.43
8.1.60.0040.00417.48
8.1.50.0000.00817.35
8.1.40.0030.00517.41
8.1.30.0000.00817.49
8.1.20.0060.00317.53
8.1.10.0030.00717.40
8.1.00.0050.00317.45
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0040.00418.38
8.0.270.0030.00316.67
8.0.260.0030.00318.38
8.0.250.0000.00716.81
8.0.240.0070.00016.90
8.0.230.0060.00316.86
8.0.220.0030.00316.82
8.0.210.0040.00416.69
8.0.200.0030.00316.91
8.0.190.0030.00616.82
8.0.180.0040.00416.82
8.0.170.0000.00916.73
8.0.160.0040.00816.85
8.0.150.0000.00716.82
8.0.140.0040.00416.68
8.0.130.0030.00616.74
8.0.120.0040.00416.66
8.0.110.0030.00616.72
8.0.100.0000.00716.74
8.0.90.0070.00016.78
8.0.80.0000.00816.87
8.0.70.0040.00416.78
8.0.60.0000.00816.62
8.0.50.0070.00016.85
8.0.30.0050.00316.87
8.0.20.0040.00316.77
8.0.10.0040.00416.83
7.4.330.0030.00315.55
7.4.320.0030.00316.45
7.4.300.0030.00316.48
7.4.290.0000.00716.54
7.4.280.0000.00716.59
7.4.270.0080.00216.47
7.4.260.0030.00316.41
7.4.250.0070.00016.60
7.4.240.0000.00716.58
7.4.230.0030.00516.48
7.4.220.0030.00516.38
7.4.210.0030.00316.41
7.4.200.0030.00316.48
7.4.190.0080.00016.57
7.4.180.0100.00016.61
7.4.160.0100.00016.46
7.4.150.0070.00316.52
7.4.140.0060.00316.41
7.4.130.0030.00316.39
7.4.120.0000.00716.27
7.4.110.0030.00316.35
7.4.100.0030.00516.49
7.4.90.0050.00516.34
7.4.80.0050.00216.39
7.4.70.0000.00816.21
7.4.60.0030.00316.38
7.4.50.0050.00316.32
7.4.40.0080.00016.29
7.4.30.0030.00516.35
7.4.20.0040.00416.29
7.4.10.0080.00016.37
7.4.00.0030.00316.49

preferences:
39.47 ms | 403 KiB | 5 Q