3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class A { abstract function bar(stdClass $x); } abstract class B extends A { abstract function bar($x): stdClass; } class C extends B { function bar($x): stdClass{} }

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)
8.3.40.0090.00618.37
8.3.30.0070.00718.50
8.3.20.0040.00420.21
8.3.10.0080.00023.48
8.3.00.0070.00717.50
8.2.170.0070.00722.96
8.2.160.0070.00720.52
8.2.150.0000.00724.18
8.2.140.0050.00324.66
8.2.130.0090.00021.10
8.2.120.0040.00426.35
8.2.110.0120.00621.00
8.2.100.0080.00317.79
8.2.90.0090.00018.03
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0030.00517.91
8.2.50.0050.00318.10
8.2.40.0050.00220.45
8.2.30.0060.00320.91
8.2.20.0040.00417.74
8.2.10.0040.00418.00
8.2.00.0030.00617.89
8.1.270.0060.00922.24
8.1.260.0050.00226.35
8.1.250.0050.00328.09
8.1.240.0100.00520.52
8.1.230.0040.00722.75
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0040.00417.22
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0030.00318.88
8.1.150.0000.00820.61
8.1.140.0000.00719.32
8.1.130.0030.00318.75
8.1.120.0040.00417.37
8.1.110.0030.00817.27
8.1.100.0000.00817.22
8.1.90.0040.00417.37
8.1.80.0030.00317.25
8.1.70.0000.00717.34
8.1.60.0030.00617.42
8.1.50.0000.00817.27
8.1.40.0040.00417.30
8.1.30.0000.00917.41
8.1.20.0050.00317.41
8.1.10.0050.00517.43
8.1.00.0020.00517.29
8.0.300.0000.00720.09
8.0.290.0000.00716.58
8.0.280.0080.00018.30
8.0.270.0090.00017.17
8.0.260.0050.00316.70
8.0.250.0000.00616.82
8.0.240.0040.00416.82
8.0.230.0000.00816.78
8.0.220.0000.00716.76
8.0.210.0000.00716.69
8.0.200.0030.00316.82
8.0.190.0080.00016.71
8.0.180.0040.00416.77
8.0.170.0070.00016.71
8.0.160.0030.00516.81
8.0.150.0050.00316.71
8.0.140.0000.00716.61
8.0.130.0050.00013.23
8.0.120.0000.00716.65
8.0.110.0040.00416.57
8.0.100.0030.00516.82
8.0.90.0070.00016.58
8.0.80.0050.01016.75
8.0.70.0040.00416.74
8.0.60.0060.00316.63
8.0.50.0000.00816.79
8.0.30.0100.00817.09
8.0.20.0140.00717.40
8.0.10.0040.00416.92
8.0.00.0070.01416.48
7.4.330.0000.00515.55
7.4.320.0000.00616.30
7.4.300.0000.00716.36
7.4.290.0030.00816.26
7.4.280.0000.00716.35
7.4.270.0030.00516.51
7.4.260.0000.00716.35
7.4.250.0040.00416.44
7.4.240.0040.00416.42
7.4.230.0000.00716.51
7.4.220.0060.01116.52
7.4.210.0060.00916.33
7.4.200.0030.00316.34
7.4.160.0130.00316.29
7.4.150.0150.00317.40
7.4.140.0150.00617.86
7.4.130.0160.00616.57
7.4.120.0100.01016.45
7.4.110.0160.00316.26
7.4.100.0070.01016.45
7.4.90.0120.00616.36
7.4.80.0100.01119.39
7.4.70.0100.00716.33
7.4.60.0060.01016.36
7.4.50.0090.00616.33
7.4.40.0100.00616.32
7.4.30.0060.00916.30
7.3.330.0020.00213.18
7.3.320.0050.00013.10
7.3.310.0000.00816.13
7.3.300.0000.00716.19
7.3.290.0000.00716.05
7.3.280.0080.00916.15
7.3.270.0080.00817.40
7.3.260.0070.01016.20
7.3.250.0100.00716.29
7.3.240.0070.01016.20
7.3.230.0130.00716.45
7.3.210.0120.00416.06
7.3.200.0060.00916.39
7.3.190.0100.00616.48
7.3.180.0110.01116.24
7.3.170.0120.00316.23
7.3.160.0030.01316.21
7.2.330.0090.00916.46
7.2.320.0030.01316.55
7.2.310.0100.00616.32
7.2.300.0100.00716.33
7.2.290.0070.01116.33
7.1.70.0030.01317.13
7.1.60.0160.01335.05
7.1.50.0140.01334.39
7.1.40.0270.00834.21
7.1.30.0160.01334.40
7.1.20.0160.01234.54
7.1.10.0060.01216.25
7.1.00.0030.01416.45
7.0.200.0050.00816.70
7.0.190.0030.01016.52
7.0.180.0060.00916.13
7.0.170.0000.01516.04
7.0.160.0040.01116.00
7.0.150.0050.01415.98
7.0.140.0090.00716.16
7.0.130.0100.00716.36
7.0.120.0060.01016.37
7.0.110.0090.01116.27
7.0.100.0120.00616.08
7.0.90.0100.00316.15
7.0.80.0090.00616.06
7.0.70.0060.01016.32
7.0.60.0000.01415.98
7.0.50.0030.01316.21
7.0.40.0000.01716.32
7.0.30.0060.01016.54
7.0.20.0030.01116.18
7.0.10.0060.00616.30
7.0.00.0050.00816.18

preferences:
65.12 ms | 400 KiB | 5 Q