3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A{ public $stuff; } $x = new A; var_dump(property_exists($x, "stuff")); var_dump($x->stuff); (unset)$x->stuff; var_dump(property_exists($x, "stuff")); var_dump($x->stuff);

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)
8.3.40.0060.00918.89
8.3.30.0110.00418.67
8.3.20.0030.00520.12
8.3.10.0050.00223.56
8.3.00.0080.00019.26
8.2.170.0170.00022.96
8.2.160.0110.00320.41
8.2.150.0050.00524.18
8.2.140.0040.00424.66
8.2.130.0080.00417.50
8.2.120.0030.00526.35
8.2.110.0030.00620.32
8.2.100.0030.01017.68
8.2.90.0040.00418.92
8.2.80.0110.00417.97
8.2.70.0040.00417.49
8.2.60.0040.00417.80
8.2.50.0050.00318.07
8.2.40.0040.00419.34
8.2.30.0000.00720.47
8.2.20.0110.00017.66
8.2.10.0050.00217.99
8.2.00.0040.00417.80
8.1.270.0140.00423.99
8.1.260.0000.00828.09
8.1.250.0070.00028.09
8.1.240.0060.00323.96
8.1.230.0060.00617.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0090.00016.88
8.1.180.0000.00818.10
8.1.170.0000.00718.77
8.1.160.0040.00421.88
8.1.150.0030.00318.67
8.1.140.0040.00419.48
8.1.130.0040.00417.55
8.1.120.0000.00717.30
8.1.110.0020.00517.24
8.1.100.0000.00717.31
8.1.90.0040.00417.33
8.1.80.0000.00817.18
8.1.70.0030.00317.16
8.1.60.0040.00417.45
8.1.50.0040.00417.40
8.1.40.0060.00317.33
8.1.30.0030.00617.43
8.1.20.0040.00417.49
8.1.10.0000.00817.28
8.1.00.0070.00017.32
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0070.00018.30
8.0.270.0030.00317.08
8.0.260.0000.00617.14
8.0.250.0050.00316.87
8.0.240.0000.00716.91
8.0.230.0030.00316.92
8.0.220.0030.00316.82
8.0.210.0070.00016.78
8.0.200.0030.00316.84
8.0.190.0030.00616.86
8.0.180.0030.00516.73
8.0.170.0080.00016.79
8.0.160.0030.00316.75
8.0.150.0070.00016.74
8.0.140.0040.00416.72
8.0.130.0060.00013.32
8.0.120.0040.00416.67
8.0.110.0000.00816.79
8.0.100.0000.00716.81
8.0.90.0000.00816.84
8.0.80.0070.00716.76
8.0.70.0070.00016.65
8.0.60.0040.00416.84
8.0.50.0040.00416.68
8.0.30.0130.00917.04
8.0.20.0130.00717.40
8.0.10.0070.00016.93
8.0.00.0080.01016.61
7.4.330.0000.00516.73
7.4.320.0000.00616.61
7.4.300.0070.00016.34
7.4.290.0000.00716.58
7.4.280.0040.00416.60
7.4.270.0030.00316.51
7.4.260.0070.00016.50
7.4.250.0040.00416.56
7.4.240.0020.00616.49
7.4.230.0030.00316.40
7.4.220.0140.00716.70
7.4.210.0050.01216.52
7.4.200.0070.00016.66
7.4.160.0110.00416.31
7.4.150.0030.01617.40
7.4.140.0090.01317.86
7.4.130.0120.00516.41
7.4.120.0090.01216.51
7.4.110.0070.01016.36
7.4.100.0060.01216.76
7.4.90.0180.00016.53
7.4.80.0060.01519.39
7.4.70.0150.00316.43
7.4.60.0030.01316.52
7.4.50.0120.00316.50
7.4.40.0090.00916.65
7.4.30.0060.01016.64
7.4.00.0060.00914.93
7.3.330.0080.00013.11
7.3.320.0000.00513.16
7.3.310.0030.00316.26
7.3.300.0070.00016.26
7.3.290.0060.00016.16
7.3.280.0050.01316.29
7.3.270.0170.00017.40
7.3.260.0040.01216.25
7.3.250.0120.00716.40
7.3.240.0130.00316.56
7.3.230.0120.00616.39
7.3.210.0080.00816.38
7.3.200.0100.00716.38
7.3.190.0060.00916.45
7.3.180.0000.01616.46
7.3.170.0100.01316.42
7.3.160.0150.00016.62
7.2.330.0100.00816.74
7.2.320.0130.00616.71
7.2.310.0120.00916.46
7.2.300.0150.00316.77
7.2.290.0130.00316.79
7.2.60.0030.01016.88
7.2.00.0050.00519.17
7.1.200.0090.00015.30
7.1.100.0000.01618.13
7.1.70.0040.00417.27
7.1.60.0170.00719.48
7.1.50.0100.01016.92
7.1.00.0070.07322.44
7.0.200.0320.00614.96
7.0.60.0100.07719.93
7.0.50.0070.06317.88
7.0.40.0070.04720.04
7.0.30.0270.06720.26
7.0.20.0270.06020.20
7.0.10.0130.08020.21
7.0.00.0170.07320.07
5.6.280.0100.05020.92
5.6.210.0030.08320.48
5.6.200.0100.07718.17
5.6.190.0030.04720.55
5.6.180.0300.04720.46
5.6.170.0330.07720.53
5.6.160.0030.09320.51
5.6.150.0100.08318.27
5.6.140.0100.05018.12
5.6.130.0100.07718.12
5.6.120.0100.08320.95
5.6.110.0130.07321.11
5.6.100.0070.07320.98
5.6.90.0170.07320.99
5.6.80.0070.08320.48
5.5.350.4100.03720.42
5.5.340.0070.03717.99
5.5.330.0070.04020.37
5.5.320.0030.04320.20
5.5.310.0270.07720.19
5.5.300.0070.05018.08
5.5.290.0130.04318.09
5.5.280.0100.06720.90
5.5.270.0070.05720.96
5.5.260.0130.04020.83
5.5.250.0070.08020.79
5.5.240.0100.03320.07

preferences:
48.75 ms | 400 KiB | 5 Q