3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} class B extends A {} class Foo { public function bar(B $b) {} } class Woo extends Foo { public function bar(A $b) {} } $w = new Woo();

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)
8.3.60.0110.00718.18
8.3.50.0150.00822.91
8.3.40.0150.00318.39
8.3.30.0040.01118.38
8.3.20.0080.00023.49
8.3.10.0080.00021.85
8.3.00.0040.00422.00
8.2.180.0100.01016.38
8.2.170.0110.00422.96
8.2.160.0120.00322.13
8.2.150.0000.00924.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00320.99
8.2.110.0070.01021.04
8.2.100.0080.00317.84
8.2.90.0050.00319.17
8.2.80.0040.00417.97
8.2.70.0040.00417.38
8.2.60.0040.00417.80
8.2.50.0040.00418.10
8.2.40.0040.00422.14
8.2.30.0040.00419.06
8.2.20.0000.00718.09
8.2.10.0050.00317.86
8.2.00.0000.00717.60
8.1.280.0070.01425.92
8.1.270.0100.00723.99
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0090.00023.97
8.1.230.0110.00017.64
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0040.00417.22
8.1.190.0080.00017.23
8.1.180.0070.00018.10
8.1.170.0030.00618.55
8.1.160.0040.00418.85
8.1.150.0000.00821.96
8.1.140.0000.00719.43
8.1.130.0030.00318.91
8.1.120.0030.00517.45
8.1.110.0020.00517.36
8.1.100.0030.00317.35
8.1.90.0000.00717.39
8.1.80.0070.00017.29
8.1.70.0040.00417.43
8.1.60.0040.00417.41
8.1.50.0030.00517.38
8.1.40.0040.00417.42
8.1.30.0040.00417.51
8.1.20.0000.00817.52
8.1.10.0050.00217.46
8.1.00.0040.00417.39
8.0.300.0000.00718.77
8.0.290.0020.00516.58
8.0.280.0030.00318.29
8.0.270.0030.00516.75
8.0.260.0030.00617.23
8.0.250.0000.00716.80
8.0.240.0050.00316.91
8.0.230.0000.00716.73
8.0.220.0040.00416.75
8.0.210.0000.00716.70
8.0.200.0000.00716.85
8.0.190.0040.00416.90
8.0.180.0040.00416.84
8.0.170.0030.00516.75
8.0.160.0050.00316.86
8.0.150.0080.00316.78
8.0.140.0030.00316.63
8.0.130.0060.00313.27
8.0.120.0050.00216.75
8.0.110.0030.00516.63
8.0.100.0040.00416.82
8.0.90.0030.00316.61
8.0.80.0110.00416.78
8.0.70.0000.00716.70
8.0.60.0050.00316.77
8.0.50.0000.00716.69
8.0.30.0090.00917.00
8.0.20.0130.00717.40
8.0.10.0070.00016.95
8.0.00.0170.00316.80
7.4.330.0050.00015.55
7.4.320.0030.00316.43
7.4.300.0000.00916.50
7.4.290.0050.00216.48
7.4.280.0050.00316.50
7.4.270.0030.00316.35
7.4.260.0030.00316.40
7.4.250.0050.00216.34
7.4.240.0020.00516.52
7.4.230.0040.00416.32
7.4.220.0150.00416.43
7.4.210.0030.01116.47
7.4.200.0030.00316.52
7.4.160.0080.00916.41
7.4.150.0090.00917.40
7.4.140.0130.00817.86
7.4.130.0070.01016.36
7.4.120.0060.01216.44
7.4.110.0140.00416.45
7.4.100.0080.00916.39
7.4.90.0060.01216.52
7.4.80.0070.01019.39
7.4.70.0080.00816.32
7.4.60.0060.00916.44
7.4.50.0000.01216.42
7.4.40.0100.00716.39
7.4.30.0110.00716.43
7.4.20.0100.01016.40
7.4.10.0090.00916.47
7.4.00.0110.00615.12
7.3.330.0000.00513.21
7.3.320.0000.00513.25
7.3.310.0070.00016.25
7.3.300.0050.00216.11
7.3.290.0080.00816.25
7.3.280.0100.00616.24
7.3.270.0110.00817.40
7.3.260.0130.00516.36
7.3.250.0150.00716.35
7.3.240.0080.00916.21
7.3.230.0150.00916.21
7.3.210.0110.00716.36
7.3.200.0070.01019.39
7.3.190.0070.01316.46
7.3.180.0100.00716.43
7.3.170.0130.00316.23
7.3.160.0030.01316.44
7.3.140.0160.00316.33
7.3.130.0090.00916.27
7.3.120.0080.00815.31
7.3.110.0090.00815.13
7.3.100.0070.00914.85
7.3.90.0090.00714.76
7.3.80.0090.00714.76
7.3.70.0040.01114.75
7.3.60.0090.00814.74
7.3.50.0100.00614.73
7.3.40.0060.00914.72
7.3.30.0080.00814.72
7.3.20.0080.00914.99
7.3.10.0120.01015.00
7.3.00.0120.00814.94
7.2.330.0070.01016.34
7.2.320.0070.01616.61
7.2.310.0060.01116.36
7.2.300.0090.01216.23
7.2.290.0140.00316.45
7.2.270.0030.01616.39
7.2.260.0130.00616.41
7.2.250.0070.00715.35
7.2.240.0050.01115.33
7.2.230.0090.00715.00
7.2.220.0080.00814.95
7.2.210.0070.01014.92
7.2.200.0060.00914.98
7.2.190.0070.01114.89
7.2.180.0080.00914.85
7.2.170.0070.01114.89
7.2.160.0080.00814.89
7.2.150.0140.00715.19
7.2.140.0100.00915.15
7.2.130.0090.00915.16
7.2.120.0110.00915.40
7.2.110.0100.00815.24
7.2.100.0090.00915.27
7.2.90.0140.00815.34
7.2.80.0120.00815.19
7.2.70.0140.00615.30
7.2.60.0140.00715.37
7.2.50.0140.00815.27
7.2.40.0140.00915.29
7.2.30.0120.00915.34
7.2.20.0120.01015.28
7.2.10.0150.00815.43
7.2.00.0180.00915.64
7.1.330.0070.00814.16
7.1.320.0090.00713.89
7.1.310.0110.00913.83
7.1.300.0090.00913.93
7.1.290.0100.00613.97
7.1.280.0070.01014.07
7.1.270.0080.00714.01
7.1.260.0070.00814.06
7.1.250.0170.00714.01
7.1.240.0170.00713.99
7.1.230.0120.00814.05
7.1.220.0110.00914.03
7.1.210.0110.00814.01
7.1.200.0180.00814.10
7.1.190.0110.00914.01
7.1.180.0120.00814.03
7.1.170.0120.00914.03
7.1.160.0130.00813.99
7.1.150.0120.00913.99
7.1.140.0220.00914.04
7.1.130.0170.00814.18
7.1.120.0150.00914.40
7.1.110.0170.00814.38
7.1.100.0180.00814.27
7.1.90.0150.00814.27
7.1.80.0140.00814.35
7.1.70.0130.01014.21
7.1.60.0180.00717.06
7.1.50.0160.00717.06
7.1.40.0170.00916.99
7.1.30.0180.00917.04
7.1.20.0150.00916.99
7.1.10.0140.00814.14
7.1.00.0140.00714.09
7.0.330.0130.00613.58
7.0.320.0170.00713.68
7.0.310.0140.00713.68
7.0.300.0140.00613.66
7.0.290.0130.00813.71
7.0.280.0150.00613.72
7.0.270.0160.00713.80
7.0.260.0140.00814.07
7.0.250.0170.00914.05
7.0.240.0140.00914.05
7.0.230.0290.00914.06
7.0.220.0150.00813.99
7.0.210.0130.00813.96
7.0.200.0160.00813.92
7.0.190.0130.00713.91
7.0.180.0120.00913.86
7.0.170.0150.00813.89
7.0.160.0190.00813.82
7.0.150.0140.00813.88
7.0.140.0130.00713.84
7.0.130.0130.00813.91
7.0.120.0170.00513.92
7.0.110.0160.00813.84
7.0.100.0120.00913.86
7.0.90.0160.00813.90
7.0.80.0170.00913.90
7.0.70.0150.00913.87
7.0.60.0150.00813.90
7.0.50.0130.00813.97
7.0.40.0160.00713.91
7.0.30.0170.00713.95
7.0.20.0160.01013.87
7.0.10.0130.01013.82
7.0.00.0160.00813.86
5.6.400.0100.00714.29
5.6.390.0080.00914.31
5.6.380.0090.01014.34
5.6.370.0130.00715.68
5.6.360.0030.01715.78
5.6.350.0070.01016.09
5.6.340.0130.01315.80
5.6.330.0110.01115.88
5.6.320.0070.01116.08
5.6.310.0000.01516.05
5.6.300.0130.01315.93
5.6.290.0130.00816.10
5.6.280.0060.01616.11
5.6.270.0100.00915.91
5.6.260.0130.00915.71
5.6.250.0140.00515.79
5.6.240.0150.00915.75
5.6.230.0100.01015.67
5.6.220.0070.01015.97
5.6.210.0030.01315.84
5.6.200.0100.00715.88
5.6.190.0070.01215.96
5.6.180.0110.00715.95
5.6.170.0090.00915.73
5.6.160.0100.01316.04
5.6.150.0110.00815.59
5.6.140.0110.00715.73
5.6.130.0030.01415.58
5.6.120.0050.01115.91
5.6.110.0030.01315.59
5.6.100.0080.01115.88
5.6.90.0060.01215.78
5.6.80.0070.01015.80
5.6.70.0140.00915.52
5.6.60.0100.01315.70
5.6.50.0100.01315.70
5.6.40.0070.01515.84
5.6.30.0110.00715.63
5.6.20.0090.00915.70
5.6.10.0140.00315.51
5.6.00.0070.01015.79

preferences:
34.2 ms | 401 KiB | 5 Q