3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Dog {} class Bulldog {} interface DogFeeder { function feed(Dog $dog); } function feedChihuahua(DogFeeder $feeder) { $feeder->feed(new Chihuahua()); // this code is OK } class BulldogFeeder implements DogFeeder { function feed(Bulldog $dog) { } } feedChihuahua(new BulldogFeeder()); //

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)
8.3.60.0150.00618.56
8.3.50.0060.00918.24
8.3.40.0120.00318.67
8.3.30.0070.00718.50
8.3.20.0040.00420.77
8.3.10.0000.00820.21
8.3.00.0050.00320.76
8.2.180.0130.00918.16
8.2.170.0060.00922.96
8.2.160.0100.00322.25
8.2.150.0000.00724.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0030.00526.16
8.2.110.0000.00922.21
8.2.100.0030.00817.59
8.2.90.0040.00417.60
8.2.80.0050.00318.75
8.2.70.0060.00317.92
8.2.60.0040.00418.03
8.2.50.0030.00518.10
8.2.40.0070.00019.20
8.2.30.0040.00419.17
8.2.20.0000.00817.92
8.2.10.0000.01219.18
8.2.00.0050.00219.23
8.1.280.0140.00425.92
8.1.270.0080.00022.31
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0080.00318.75
8.1.230.0060.00622.14
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0060.00317.00
8.1.190.0000.00917.22
8.1.180.0000.00819.03
8.1.170.0080.00018.52
8.1.160.0070.00018.96
8.1.150.0040.00418.81
8.1.140.0040.00422.16
8.1.130.0000.00720.07
8.1.120.0000.00717.29
8.1.110.0040.00417.36
8.1.100.0050.00317.41
8.1.90.0090.00017.36
8.1.80.0050.00317.41
8.1.70.0070.00017.30
8.1.60.0000.01017.52
8.1.50.0000.00717.46
8.1.40.0030.00517.32
8.1.30.0060.00317.50
8.1.20.0040.00417.57
8.1.10.0050.00217.29
8.1.00.0040.00417.37
8.0.300.0060.00318.77
8.0.290.0040.00416.74
8.0.280.0030.00318.35
8.0.270.0000.00817.14
8.0.260.0000.00620.01
8.0.250.0050.00316.93
8.0.240.0030.00316.95
8.0.230.0000.00916.80
8.0.220.0070.00016.83
8.0.210.0030.00316.86
8.0.200.0050.00216.93
8.0.190.0030.00516.96
8.0.180.0040.00416.77
8.0.170.0030.00616.97
8.0.160.0040.00416.93
8.0.150.0000.00816.76
8.0.140.0030.00316.86
8.0.130.0000.00513.33
8.0.120.0000.00716.86
8.0.110.0040.00416.75
8.0.100.0000.00716.81
8.0.90.0060.00316.96
8.0.80.0100.00616.89
8.0.70.0030.00716.76
8.0.60.0070.00016.91
8.0.50.0000.00716.71
8.0.30.0070.01417.16
8.0.20.0130.00616.89
8.0.10.0040.00417.05
8.0.00.0070.01116.64
7.4.330.0000.00615.55
7.4.320.0000.00616.52
7.4.300.0000.00716.54
7.4.290.0030.00316.44
7.4.280.0100.00016.34
7.4.270.0040.00816.39
7.4.260.0000.00513.21
7.4.250.0030.00316.43
7.4.240.0060.00216.39
7.4.230.0030.00316.63
7.4.220.0050.00216.42
7.4.210.0120.00416.50
7.4.200.0020.00516.38
7.4.130.0090.00916.52
7.4.120.0120.00616.40
7.4.110.0080.00816.42
7.4.100.0040.01516.33
7.4.90.0140.00316.48
7.4.80.0120.00919.39
7.4.70.0070.01016.56
7.4.60.0110.00616.58
7.4.50.0000.01016.59
7.4.40.0040.01416.41
7.4.00.0000.01414.73
7.3.330.0030.00316.26
7.3.320.0030.00313.09
7.3.310.0070.00016.24
7.3.300.0050.00316.08
7.3.290.0060.01116.21
7.3.280.0070.00716.14
7.3.260.0110.01116.36
7.3.240.0110.00916.26
7.3.230.0090.00816.19
7.3.210.0110.00516.25
7.3.200.0030.01316.22
7.3.190.0070.01016.50
7.3.180.0180.00416.21
7.3.170.0120.00916.52
7.3.160.0070.00816.52
7.3.120.0120.00314.68
7.3.110.0080.01114.52
7.3.100.0180.00014.97
7.3.90.0040.01114.45
7.3.80.0060.01214.75
7.3.70.0080.00614.66
7.3.60.0050.01314.86
7.3.50.0120.00814.56
7.3.40.0070.00714.70
7.3.30.0080.01114.53
7.3.20.0130.00714.66
7.3.10.0030.01214.40
7.3.00.0030.01014.65
7.2.330.0060.01016.35
7.2.320.0130.01016.38
7.2.310.0080.00916.27
7.2.300.0080.00916.57
7.2.290.0160.00316.51
7.2.250.0060.01214.84
7.2.240.0140.00714.96
7.2.230.0110.00814.80
7.2.220.0030.01214.69
7.2.210.0100.01314.89
7.2.200.0030.01015.08
7.2.190.0140.00714.88
7.2.180.0090.00914.97
7.2.170.0030.01114.50
7.1.330.0050.00913.44
7.1.320.0160.00013.94
7.1.310.0050.00913.61
7.1.300.0110.00813.88
7.1.290.0080.00613.88
7.1.280.0100.00414.05
7.1.270.0090.00413.99
7.1.260.0070.00713.83

preferences:
58.96 ms | 401 KiB | 5 Q