3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Mother{ } class Son extends Mother{ } abstract class X{ public function test():Mother { } } class XChild extends X{ public function test():Son{ } }

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)
8.3.60.0080.00818.31
8.3.50.0070.00718.28
8.3.40.0150.00318.40
8.3.30.0070.00718.74
8.3.20.0000.00718.87
8.3.10.0030.00321.85
8.3.00.0050.00319.56
8.2.180.0180.00416.32
8.2.170.0150.00318.70
8.2.160.0110.00422.96
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00019.70
8.2.120.0040.00426.35
8.2.110.0040.00721.04
8.2.100.0080.00417.47
8.2.90.0040.00417.84
8.2.80.0030.00717.97
8.2.70.0040.00417.68
8.2.60.0090.00017.78
8.2.50.0060.00618.10
8.2.40.0000.00718.92
8.2.30.0040.00421.09
8.2.20.0000.00717.93
8.2.10.0030.00517.93
8.2.00.0040.00419.17
8.1.280.0040.01425.92
8.1.270.0040.00424.00
8.1.260.0000.00826.35
8.1.250.0060.00328.09
8.1.240.0000.00822.05
8.1.230.0100.00022.17
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0080.00017.11
8.1.190.0080.00016.98
8.1.180.0050.00218.10
8.1.170.0040.00418.53
8.1.160.0040.00418.66
8.1.150.0000.00718.71
8.1.140.0000.00717.71
8.1.130.0000.00718.94
8.1.120.0030.00317.33
8.1.110.0040.00417.27
8.1.100.0050.00217.33
8.1.90.0000.00817.25
8.1.80.0000.01117.19
8.1.70.0040.00417.33
8.1.60.0080.00017.32
8.1.50.0000.00717.29
8.1.40.0000.00717.42
8.1.30.0040.00417.59
8.1.20.0060.00317.34
8.1.10.0060.00317.27
8.1.00.0050.00317.30
8.0.300.0070.00019.78
8.0.290.0050.00316.58
8.0.280.0000.00818.30
8.0.270.0050.00317.02
8.0.260.0000.00816.96
8.0.250.0000.00616.88
8.0.240.0030.00316.71
8.0.230.0080.00016.71
8.0.220.0000.00716.70
8.0.210.0030.00316.74
8.0.200.0030.00316.78
8.0.190.0040.00416.82
8.0.180.0070.00016.69
8.0.170.0060.00316.84
8.0.160.0000.00916.72
8.0.150.0080.00016.73
8.0.140.0000.00716.64
8.0.130.0050.00013.23
8.0.120.0040.00416.70
8.0.110.0040.00416.71
8.0.100.0000.00716.76
8.0.90.0000.00716.56
8.0.80.0030.01016.61
8.0.70.0040.00416.74
8.0.60.0000.00716.69
8.0.50.0040.00416.71
8.0.30.0080.00916.88
8.0.20.0070.01117.40
8.0.10.0000.00716.88
8.0.00.0130.01116.78
7.4.330.0050.00015.55
7.4.320.0030.00316.46
7.4.300.0070.00016.41
7.4.290.0030.00916.37
7.4.280.0080.00016.44
7.4.270.0000.00716.47
7.4.260.0070.00016.46
7.4.250.0000.00716.38
7.4.240.0030.00316.43
7.4.230.0030.00316.36
7.4.220.0000.00916.48
7.4.210.0090.01016.45
7.4.200.0000.00716.36
7.4.160.0040.01116.39
7.4.140.0080.01017.86
7.4.130.0100.00716.45
7.4.120.0110.01216.34
7.4.110.0060.01316.32
7.4.100.0000.01716.35
7.4.90.0120.00916.35
7.4.80.0040.01419.39
7.4.70.0100.00716.47
7.4.60.0120.00316.30
7.4.50.0090.00916.27
7.4.40.0060.01016.48
7.3.330.0000.00613.19
7.3.320.0060.00013.09
7.3.310.0000.00716.27
7.3.300.0000.00616.23
7.3.290.0000.00716.19
7.3.280.0040.01416.18
7.3.260.0100.00616.24
7.3.240.0120.00816.33
7.3.230.0000.01616.34
7.3.210.0150.00616.34
7.3.200.0060.01016.37
7.3.190.0100.00716.20
7.3.180.0060.01616.25
7.3.170.0120.00816.28
7.3.160.0110.00816.35
7.2.330.0130.00616.51
7.2.320.0060.01816.27
7.2.310.0060.01816.52
7.2.300.0100.01316.41
7.2.290.0180.00416.52
7.2.40.0830.00717.63
7.2.30.0630.00817.73
7.2.20.0840.00717.92
7.2.10.0830.01217.87
7.2.00.0790.00817.64
7.1.160.0560.01116.79
7.1.150.0650.00616.28
7.1.140.0960.00816.23
7.1.130.0960.01216.55
7.1.120.0910.00816.59
7.1.110.0830.00915.90
7.1.100.0840.00815.54
7.1.90.0660.00816.04
7.1.80.0720.00816.15
7.1.70.0640.00915.18
7.1.60.1170.01133.32
7.1.50.0810.01232.90
7.1.40.1020.01432.40
7.1.30.1020.00732.29
7.1.20.1140.01132.69
7.1.10.1170.01214.58
7.1.00.1010.00914.38

preferences:
54.47 ms | 400 KiB | 5 Q