3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function c() : A { // TODO: Implement __clone() method. } } class B extends A { public function c() : 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)
8.3.60.0140.00016.38
8.3.50.0070.01016.17
8.3.40.0140.00318.60
8.3.30.0000.01418.34
8.3.20.0090.00620.07
8.3.10.0040.00423.54
8.3.00.0000.00723.52
8.2.180.0070.01418.04
8.2.170.0070.00722.96
8.2.160.0060.00620.35
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.00020.52
8.2.120.0050.00326.35
8.2.110.0090.00019.38
8.2.100.0000.01117.66
8.2.90.0040.00417.72
8.2.80.0000.00917.97
8.2.70.0080.00017.50
8.2.60.0050.00317.50
8.2.50.0050.00319.23
8.2.40.0000.00919.59
8.2.30.0000.00717.52
8.2.20.0040.00417.98
8.2.10.0000.00717.80
8.2.00.0000.00717.97
8.1.280.0110.00425.92
8.1.270.0000.00822.14
8.1.260.0000.00826.35
8.1.250.0050.00228.09
8.1.240.0030.00721.84
8.1.230.0060.00620.73
8.1.220.0000.00817.74
8.1.210.0090.00018.90
8.1.200.0000.00817.13
8.1.190.0000.00917.10
8.1.180.0000.00818.10
8.1.170.0000.00717.62
8.1.160.0040.00418.75
8.1.150.0000.00720.07
8.1.140.0080.00019.11
8.1.130.0030.00320.64
8.1.120.0070.00017.34
8.1.110.0030.00617.32
8.1.100.0000.00817.23
8.1.90.0040.00417.39
8.1.80.0070.00317.23
8.1.70.0040.00417.33
8.1.60.0040.00417.50
8.1.50.0040.00417.42
8.1.40.0000.00817.29
8.1.30.0040.00417.55
8.1.20.0040.00417.36
8.1.10.0060.00617.43
8.1.00.0040.00417.21
8.0.300.0000.00719.96
8.0.290.0000.00716.58
8.0.280.0000.00817.88
8.0.270.0040.00417.86
8.0.260.0050.00218.18
8.0.250.0040.00416.88
8.0.240.0040.00416.86
8.0.230.0030.00316.68
8.0.220.0030.00316.63
8.0.210.0070.00016.76
8.0.200.0030.00316.88
8.0.190.0030.00516.71
8.0.180.0040.00416.73
8.0.170.0000.00716.67
8.0.160.0000.00716.67
8.0.150.0040.00416.71
8.0.140.0040.00416.70
8.0.130.0060.00013.17
8.0.120.0000.00716.75
8.0.110.0000.00716.78
8.0.100.0070.00016.71
8.0.90.0000.00816.65
8.0.80.0070.01016.82
8.0.70.0030.00516.72
8.0.60.0070.00016.60
8.0.50.0040.00416.65
8.0.30.0090.01116.87
8.0.20.0100.00917.40
8.0.10.0080.00016.77
8.0.00.0130.00816.45
7.4.330.0000.00415.55
7.4.320.0030.00316.50
7.4.300.0060.00016.45
7.4.290.0000.00716.43
7.4.280.0070.00316.39
7.4.270.0030.00316.50
7.4.260.0040.00416.36
7.4.250.0050.00316.43
7.4.240.0000.00716.50
7.4.230.0040.00416.49
7.4.220.0070.01016.30
7.4.210.0030.01016.23
7.4.200.0000.00616.27
7.4.160.0110.00516.26
7.4.150.0150.00317.40
7.4.140.0100.00917.86
7.4.130.0130.00616.40
7.4.120.0120.01116.44
7.4.110.0130.00316.21
7.4.100.0070.01016.21
7.4.90.0080.00816.35
7.4.80.0090.00819.39
7.4.70.0100.01316.21
7.4.60.0030.01416.43
7.4.50.0060.00616.25
7.4.40.0040.01216.19
7.4.30.0120.00416.53
7.3.330.0050.00013.18
7.3.320.0050.00013.09
7.3.310.0030.00316.13
7.3.300.0080.00016.09
7.3.290.0100.00816.22
7.3.280.0090.00716.24
7.3.270.0060.01217.40
7.3.260.0110.00916.31
7.3.250.0120.00516.29
7.3.240.0130.00416.30
7.3.230.0050.01516.44
7.3.210.0150.00316.23
7.3.200.0030.01416.30
7.3.190.0080.00816.48
7.3.180.0070.00816.21
7.3.170.0040.01116.35
7.3.160.0080.00816.09
7.2.330.0130.00416.32
7.2.320.0040.01816.49
7.2.310.0030.01316.31
7.2.300.0130.00316.43
7.2.290.0070.01016.43
7.1.120.0650.01217.12
7.1.110.0770.00415.99
7.1.100.1030.00616.61
7.1.90.0700.00816.64
7.1.80.0680.00715.86
7.1.70.0500.00815.12
7.1.60.0740.01433.68
7.1.50.0600.01132.93
7.1.40.0650.01132.44
7.1.30.0790.01132.48
7.1.20.0810.01633.19
7.1.10.0390.01015.13
7.1.00.0310.00815.11
7.0.260.0450.01018.17
7.0.250.0660.00616.23
7.0.240.0560.01316.13
7.0.230.0740.00815.59
7.0.220.0530.01116.01
7.0.210.0630.00614.76
7.0.200.0670.01214.80
7.0.190.0560.00914.67
7.0.180.0550.01014.14
7.0.170.0580.01014.81
7.0.160.0460.01414.89
7.0.150.0330.01014.80
7.0.140.0350.01014.95
7.0.130.0540.01015.10
7.0.120.0520.00915.22
7.0.110.0500.01115.03
7.0.100.0470.01114.89
7.0.90.0510.00714.92
7.0.80.0290.00914.92
7.0.70.0440.00814.86
7.0.60.0470.01214.63
7.0.50.0540.01114.97
7.0.40.0420.01015.02
7.0.30.0340.01215.06
7.0.20.0470.00714.92
7.0.10.0350.01114.93
7.0.00.0470.00915.11
5.6.300.0120.06320.63
5.6.290.0130.06520.75
5.6.280.0110.06420.86
5.6.270.0180.05620.90
5.6.260.0150.06620.76
5.6.250.0120.06620.85
5.6.240.0130.06820.77
5.6.230.0150.06520.91
5.6.220.0120.05820.85
5.6.210.0120.06320.81
5.6.200.0270.05620.81
5.6.190.0150.06720.88
5.6.180.0160.06820.90
5.6.170.0130.05620.81
5.6.160.0110.05720.84
5.6.150.0090.06120.83
5.6.140.0120.06020.81
5.6.130.0200.06620.76
5.6.120.0150.05820.73
5.6.110.0140.06920.91
5.6.100.0230.05620.81
5.6.90.0100.06320.82
5.6.80.0140.05620.23
5.6.70.0170.05420.19
5.6.60.0110.06520.18
5.6.50.0140.05820.18
5.6.40.0160.06320.20
5.6.30.0100.07420.14
5.6.20.0110.05920.12
5.6.10.0120.05920.14
5.6.00.0140.05520.17
5.5.380.0170.05717.48
5.5.370.0090.05917.58
5.5.360.0120.06717.49
5.5.350.0140.06317.50
5.5.340.0180.05917.94
5.5.330.0120.05817.92
5.5.320.0120.05618.02
5.5.310.0100.05517.91
5.5.300.0220.05718.03
5.5.290.0190.05918.03
5.5.280.0110.06017.97
5.5.270.0130.06518.06
5.5.260.0120.07118.02
5.5.250.0110.06417.81
5.5.240.0160.06017.29
5.5.230.0170.06217.48
5.5.220.0170.05817.30
5.5.210.0110.05817.29
5.5.200.0130.05017.35
5.5.190.0080.06317.33
5.5.180.0120.05317.31
5.5.160.0100.05417.26
5.5.150.0060.06317.26
5.5.140.0100.05317.28
5.5.130.0050.06017.09
5.5.120.0110.05017.36
5.5.110.0110.05117.36
5.5.100.0130.05817.28
5.5.90.0070.05517.30
5.5.80.0070.05317.22
5.5.70.0060.05817.04
5.5.60.0130.04917.28
5.5.50.0130.05417.19
5.5.40.0190.05417.31
5.5.30.0150.05517.34
5.5.20.0080.05617.19
5.5.10.0090.05517.20
5.5.00.0130.05317.12
5.4.450.0130.06419.23
5.4.440.0110.06619.32
5.4.430.0130.06219.36
5.4.420.0130.05219.37
5.4.410.0070.06819.20
5.4.400.0140.05618.98
5.4.390.0110.06419.05
5.4.380.0120.06318.98
5.4.370.0120.05919.03
5.4.360.0050.06918.88
5.4.350.0120.05119.02
5.4.340.0170.05119.03
5.4.320.0120.05418.92
5.4.310.0130.05219.07
5.4.300.0130.06318.99
5.4.290.0080.05618.97
5.4.280.0100.05619.03
5.4.270.0100.05219.13
5.4.260.0150.04718.99
5.4.250.0110.05618.94
5.4.240.0090.05219.06
5.4.230.0150.04819.08
5.4.220.0120.05619.03
5.4.210.0080.06118.99
5.4.200.0080.05819.05
5.4.190.0120.05918.96
5.4.180.0130.05119.04
5.4.170.0120.06318.92
5.4.160.0150.06119.00
5.4.150.0140.05519.02
5.4.140.0130.05716.58
5.4.130.0130.04716.58
5.4.120.0080.05616.56
5.4.110.0110.05516.57
5.4.100.0110.05116.59
5.4.90.0060.05016.53
5.4.80.0120.05016.60
5.4.70.0130.05116.53
5.4.60.0100.05616.46
5.4.50.0070.05416.51
5.4.40.0090.04816.64
5.4.30.0060.05516.58
5.4.20.0100.05016.55
5.4.10.0070.05816.60
5.4.00.0100.04915.98
5.3.290.0090.06314.86
5.3.280.0100.05314.69
5.3.270.0130.05014.71
5.3.260.0080.06414.71
5.3.250.0070.05514.81
5.3.240.0100.05914.68
5.3.230.0130.05414.76
5.3.220.0070.06514.80
5.3.210.0110.05914.70
5.3.200.0080.05514.72
5.3.190.0110.05014.67
5.3.180.0110.05414.83
5.3.170.0080.05714.75
5.3.160.0080.05914.74
5.3.150.0130.04614.63
5.3.140.0090.05414.66
5.3.130.0070.05614.62
5.3.120.0130.05014.74
5.3.110.0110.05414.64
5.3.100.0100.04914.21
5.3.90.0070.05214.25
5.3.80.0080.05214.18
5.3.70.0140.04414.23
5.3.60.0140.04714.11
5.3.50.0120.04514.18
5.3.40.0130.04714.16
5.3.30.0080.05613.97
5.3.20.0150.05013.77
5.3.10.0090.05813.95
5.3.00.0070.05113.80
5.2.170.0040.04511.29
5.2.160.0110.03611.36
5.2.150.0100.04711.38
5.2.140.0020.05211.32
5.2.130.0110.04211.34
5.2.120.0110.04611.30
5.2.110.0060.04611.14
5.2.100.0080.04511.31
5.2.90.0090.04911.18
5.2.80.0060.05311.21
5.2.70.0040.05311.34
5.2.60.0070.04511.24
5.2.50.0040.04611.05
5.2.40.0110.04111.17
5.2.30.0070.05011.14
5.2.20.0070.04410.99
5.2.10.0150.03910.91
5.2.00.0190.04110.99
5.1.60.0100.03510.11
5.1.50.0060.04310.19
5.1.40.0110.03410.13
5.1.30.0090.04210.47
5.1.20.0080.03710.46
5.1.10.0110.03010.27
5.1.00.0090.03510.21
5.0.50.0100.0268.65
5.0.40.0070.0308.54
5.0.30.0090.0408.34
5.0.20.0060.0278.31
5.0.10.0050.0308.36
5.0.00.0090.0388.44
4.4.90.0060.0257.41
4.4.80.0040.0257.41
4.4.70.0040.0277.41
4.4.60.0070.0227.41
4.4.50.0030.0267.41
4.4.40.0050.0337.41
4.4.30.0060.0207.41
4.4.20.0060.0237.41
4.4.10.0070.0207.41
4.4.00.0050.0377.41
4.3.110.0060.0257.41
4.3.100.0010.0257.41
4.3.90.0060.0247.41
4.3.80.0090.0287.41
4.3.70.0070.0227.41
4.3.60.0050.0197.41
4.3.50.0050.0247.41
4.3.40.0060.0357.41
4.3.30.0040.0237.41
4.3.20.0030.0257.41
4.3.10.0030.0237.41
4.3.00.0050.0217.41

preferences:
72.7 ms | 400 KiB | 5 Q