3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public A $prop; } class B extends A { } $a = new A(); $a_prop = new A(); $a->prop = $a_prop; var_dump($a); $b = new B(); $b_prop = new B(); $b->prop = $b_prop; var_dump($b);

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)
8.3.70.0110.00716.63
8.3.60.0070.00716.50
8.3.50.0150.00018.13
8.3.40.0090.00619.04
8.3.30.0120.00318.79
8.3.20.0030.00624.18
8.3.10.0030.00524.66
8.3.00.0050.00326.16
8.2.190.0110.00416.58
8.2.180.0100.01025.92
8.2.170.0060.00922.96
8.2.160.0120.00322.96
8.2.150.0000.00825.66
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00426.35
8.2.110.0000.00920.35
8.2.100.0040.00817.66
8.2.90.0040.00417.81
8.2.80.0070.00019.21
8.2.70.0030.00617.63
8.2.60.0040.00417.50
8.2.50.0000.00818.05
8.2.40.0060.00319.95
8.2.30.0050.00218.11
8.2.20.0040.00418.05
8.2.10.0040.00419.17
8.2.00.0000.00719.05
8.1.280.0100.01025.92
8.1.270.0040.00423.99
8.1.260.0000.00728.09
8.1.250.0050.00228.09
8.1.240.0090.00022.14
8.1.230.0040.00820.81
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0040.00417.50
8.1.190.0000.00917.23
8.1.180.0050.00318.10
8.1.170.0060.00318.96
8.1.160.0040.00418.75
8.1.150.0040.00418.84
8.1.140.0000.00718.81
8.1.130.0000.00719.98
8.1.120.0000.00717.26
8.1.110.0000.00717.30
8.1.100.0060.00317.28
8.1.90.0040.00417.44
8.1.80.0000.00717.40
8.1.70.0030.00517.43
8.1.60.0000.00817.40
8.1.50.0030.00517.48
8.1.40.0030.00517.35
8.1.30.0030.00617.53
8.1.20.0030.00517.52
8.1.10.0040.00417.64
8.1.00.0040.00417.44
8.0.300.0070.00020.23
8.0.290.0070.00016.75
8.0.280.0000.00718.33
8.0.270.0000.00917.80
8.0.260.0030.00320.23
8.0.250.0050.00316.88
8.0.240.0040.00416.91
8.0.230.0030.00316.95
8.0.220.0000.00716.86
8.0.210.0000.00616.71
8.0.200.0030.00316.84
8.0.190.0070.00016.89
8.0.180.0030.00616.74
8.0.170.0040.00416.90
8.0.160.0000.00716.81
8.0.150.0000.00816.88
8.0.140.0000.00716.74
8.0.130.0050.00013.29
8.0.120.0070.00016.70
8.0.110.0000.00716.71
8.0.100.0050.00216.81
8.0.90.0090.00016.73
8.0.80.0060.01116.75
8.0.70.0040.00416.70
8.0.60.0000.00716.71
8.0.50.0040.00416.69
8.0.30.0120.01217.21
8.0.20.0100.01017.13
8.0.10.0050.00216.77
8.0.00.0160.00316.53
7.4.330.0050.00015.55
7.4.320.0000.00616.55
7.4.300.0050.00516.43
7.4.290.0060.00316.43
7.4.280.0000.00716.53
7.4.270.0060.00316.45
7.4.260.0060.00013.11
7.4.250.0040.00316.45
7.4.240.0030.00316.52
7.4.230.0070.00016.60
7.4.220.0040.00316.55
7.4.210.0070.00716.44
7.4.200.0070.00016.63
7.4.130.0080.00916.47
7.4.120.0200.00016.35
7.4.110.0170.00016.40
7.4.100.0140.00316.54
7.4.90.0070.01016.42
7.4.80.0070.01119.39
7.4.70.0080.00816.30
7.4.60.0100.00715.84
7.4.50.0090.00616.09
7.4.40.0040.01216.11
7.4.30.0080.00816.47
7.4.20.0090.00616.22
7.4.10.0080.00816.32
7.4.00.0140.00616.44
7.3.330.0070.00016.09
7.3.320.0000.00613.20
7.3.310.0000.00716.22
7.3.300.0030.00316.19
7.3.290.0070.00816.17
7.3.260.0090.00916.09
7.3.240.0080.01016.26
7.3.230.0120.00616.10
7.3.210.0070.01016.07
7.3.200.0140.00616.21
7.3.190.0140.01016.19
7.3.180.0110.00516.15
7.3.170.0090.00616.16
7.3.160.0070.00716.20
7.3.150.0090.00616.18
7.3.140.0000.01515.98
7.3.130.0120.00316.27
7.3.120.0090.00616.28
7.3.110.0100.00716.24
7.3.100.0030.01116.34
7.3.90.0090.00616.14
7.3.80.0100.00316.14
7.3.70.0060.00916.06
7.3.60.0070.00716.12
7.3.50.0150.00616.09
7.3.40.0120.00316.18
7.3.30.0100.01016.09
7.3.20.0150.00716.40
7.3.10.0090.00616.34
7.3.00.0130.00316.12
7.2.330.0090.00916.41
7.2.310.0080.00816.34
7.2.300.0100.00616.04
7.2.290.0060.00916.14
7.2.280.0060.00916.27
7.2.270.0060.00916.46
7.2.260.0100.00616.42
7.2.250.0060.00916.56
7.2.240.0090.00616.24
7.2.230.0040.01116.26
7.2.220.0110.00416.46
7.2.210.0060.00916.36
7.2.200.0130.00316.27
7.2.190.0190.00316.26
7.2.180.0090.01216.32
7.2.170.0150.00616.30
7.2.160.0120.00316.38
7.2.150.0090.01416.46
7.2.140.0060.01016.09
7.2.130.0150.00616.41
7.2.120.0100.00616.44
7.2.110.0120.00316.25
7.2.100.0060.01216.39
7.2.90.0110.00516.16
7.2.80.0110.00716.19
7.2.70.0110.00616.46
7.2.60.0080.00916.49
7.2.50.0100.00716.45
7.2.40.0000.01616.32
7.2.30.0030.01316.50
7.2.20.0030.01316.34
7.2.10.0060.01016.16
7.2.00.0090.00616.21

preferences:
20.28 ms | 401 KiB | 5 Q