3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function a($foo = null) {} } class B extends A { public function a($bar) {} }

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)
8.3.40.0100.00718.64
8.3.30.0030.01019.01
8.3.20.0140.00020.03
8.3.10.0070.00023.66
8.3.00.0060.00318.92
8.2.170.0070.00722.96
8.2.160.0070.00720.47
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0110.00720.67
8.2.110.0060.00322.25
8.2.100.0090.00317.78
8.2.90.0040.00419.10
8.2.80.0060.00317.97
8.2.70.0090.00017.50
8.2.60.0030.00617.68
8.2.50.0060.00318.07
8.2.40.0000.00819.91
8.2.30.0070.00018.09
8.2.20.0030.00517.43
8.2.10.0040.00417.92
8.2.00.0030.00717.62
8.1.270.0080.00023.86
8.1.260.0020.00526.35
8.1.250.0070.00028.09
8.1.240.0090.00021.90
8.1.230.0110.00019.04
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0130.00017.23
8.1.190.0000.00817.13
8.1.180.0080.00018.10
8.1.170.0030.00618.34
8.1.160.0040.00421.82
8.1.150.0040.00418.56
8.1.140.0020.00517.28
8.1.130.0040.00417.79
8.1.120.0040.00417.22
8.1.110.0070.00317.31
8.1.100.0090.00017.33
8.1.90.0000.00717.36
8.1.80.0040.00417.36
8.1.70.0030.00317.21
8.1.60.0030.00617.47
8.1.50.0080.00017.41
8.1.40.0070.00417.45
8.1.30.0090.00017.48
8.1.20.0000.00717.50
8.1.10.0030.00517.41
8.1.00.0040.00417.29
8.0.300.0000.00718.77
8.0.290.0000.00817.05
8.0.280.0070.00018.23
8.0.270.0060.00317.00
8.0.260.0030.00317.17
8.0.250.0030.00316.89
8.0.240.0060.00016.91
8.0.230.0080.00016.85
8.0.220.0070.00016.87
8.0.210.0000.00716.85
8.0.200.0050.00216.88
8.0.190.0040.00716.90
8.0.180.0040.00416.89
8.0.170.0050.00216.78
8.0.160.0000.00716.90
8.0.150.0050.00316.79
8.0.140.0030.00616.77
8.0.130.0000.00613.23
8.0.120.0050.00316.75
8.0.110.0030.00316.67
8.0.100.0080.00016.73
8.0.90.0000.00716.66
8.0.80.0090.00616.71
8.0.70.0000.00816.68
8.0.60.0040.00416.66
8.0.50.0070.00016.86
8.0.30.0140.00516.92
8.0.20.0100.00817.40
8.0.10.0030.00616.99
8.0.00.0090.00816.73
7.4.330.0030.00315.00
7.4.320.0000.00616.37
7.4.300.0030.00316.30
7.4.290.0000.00716.46
7.4.280.0000.00716.29
7.4.270.0050.00216.35
7.4.260.0040.00416.38
7.4.250.0040.00416.52
7.4.240.0040.00316.39
7.4.230.0070.00016.21
7.4.220.0130.01316.50
7.4.210.0050.01016.39
7.4.200.0030.00316.50
7.4.190.0070.00016.46
7.4.160.0120.00916.40
7.4.150.0030.01417.40
7.4.140.0080.00917.86
7.4.130.0110.00716.39
7.4.120.0080.00916.38
7.4.110.0070.01016.41
7.4.100.0130.00316.31
7.4.90.0090.00916.35
7.4.80.0090.01219.39
7.4.70.0100.00716.43
7.4.60.0100.01016.14
7.4.50.0000.00416.10
7.4.40.0120.00916.20
7.4.30.0120.00816.14
7.4.10.0100.00714.74
7.4.00.0090.00814.74
7.3.330.0000.00613.02
7.3.320.0030.00313.25
7.3.310.0040.00416.21
7.3.300.0030.00316.25
7.3.290.0110.00916.25
7.3.280.0060.00916.17
7.3.270.0090.00917.40
7.3.260.0060.01316.43
7.3.250.0090.00816.44
7.3.240.0090.00916.27
7.3.230.0100.00716.39
7.3.210.0090.00916.34
7.3.200.0160.00619.39
7.3.190.0100.00716.29
7.3.180.0120.00316.32
7.3.170.0120.00316.35
7.3.160.0040.01116.26
7.3.130.0070.00714.71
7.3.120.0030.01214.75
7.3.110.0070.01314.59
7.3.100.0030.00914.85
7.3.90.0110.00314.66
7.3.80.0070.00714.45
7.3.70.0090.00914.71
7.3.60.0000.01314.67
7.3.50.0030.00914.36
7.3.40.0060.00614.57
7.3.30.0060.00314.51
7.3.20.0070.00716.40
7.3.10.0060.00716.57
7.3.00.0030.01216.66
7.2.330.0030.01416.48
7.2.320.0080.00916.46
7.2.310.0030.01416.59
7.2.300.0140.00316.53
7.2.290.0080.01516.07
7.2.260.0090.00914.56
7.2.250.0030.01014.88
7.2.240.0110.00414.57
7.2.230.0060.00914.95
7.2.220.0040.00914.84
7.2.210.0090.00314.75
7.2.200.0030.01514.86
7.2.190.0030.01014.85
7.2.180.0060.00614.91
7.2.170.0000.00914.61
7.2.160.0030.01014.85
7.2.150.0060.00616.66
7.2.140.0030.01216.54
7.2.130.0050.00616.49
7.2.120.0050.00516.68
7.2.110.0070.00716.69
7.2.100.0090.00316.64
7.2.90.0100.00516.60
7.2.80.0080.00316.70
7.2.70.0050.00916.69
7.2.60.0030.00816.60
7.2.50.0040.00916.68
7.2.40.0080.00616.66
7.2.30.0050.00916.74
7.2.20.0010.01116.70
7.2.10.0050.00816.55
7.2.00.0060.00616.77
7.1.330.0100.00315.66
7.1.320.0070.00715.80
7.1.310.0030.01015.54
7.1.300.0100.00315.45
7.1.290.0100.00315.73
7.1.280.0040.00415.55
7.1.270.0050.00515.52
7.1.260.0040.00415.61
7.1.250.0050.00815.65
7.1.240.0030.01015.76
7.1.230.0080.00415.56
7.1.220.0060.00615.60
7.1.210.0040.00715.56
7.1.200.0020.01015.61
7.1.190.0000.00915.69
7.1.180.0060.00615.46
7.1.170.0030.00915.67
7.1.160.0000.01415.42
7.1.150.0110.00315.59
7.1.140.0080.00415.69
7.1.130.0070.00315.54
7.1.120.0000.01315.63
7.1.110.0090.00615.68
7.1.100.0040.00815.76
7.1.90.0030.00915.67
7.1.80.0000.01115.63
7.1.70.0070.00716.27
7.1.60.0040.00916.46
7.1.50.0050.01116.15
7.1.40.0040.00415.66
7.1.30.0060.00815.66
7.1.20.0110.00315.58
7.1.10.0080.00415.43
7.1.00.0050.04019.06
7.0.330.0110.00415.10
7.0.320.0000.01315.04
7.0.310.0000.01015.02
7.0.300.0110.00615.20
7.0.290.0090.00615.26
7.0.280.0120.00315.44
7.0.270.0080.00415.00
7.0.260.0000.01415.39
7.0.250.0040.00915.34
7.0.240.0000.01215.43
7.0.230.0040.01115.18
7.0.220.0030.01015.37
7.0.210.0060.00315.23
7.0.200.0050.01016.05
7.0.190.0060.00315.43
7.0.180.0030.00615.30
7.0.170.0030.00915.39
7.0.160.0080.00015.46
7.0.150.0030.00615.23
7.0.140.0040.04118.74
7.0.130.0080.00015.13
7.0.120.0030.00715.31
7.0.110.0030.00915.25
7.0.100.0030.00715.17
7.0.90.0000.01015.27
7.0.80.0000.01115.34
7.0.70.0080.00415.28
7.0.60.0030.04018.34
7.0.50.0030.02318.62
7.0.40.0000.02916.87
7.0.30.0020.02516.74
7.0.20.0050.02616.76
7.0.10.0020.02516.55
7.0.00.0020.02316.64
5.6.400.0040.00814.16
5.6.390.0070.01114.44
5.6.380.0080.00014.25
5.6.370.0090.00613.91
5.6.360.0100.00314.40
5.6.350.0060.01214.13
5.6.340.0090.00314.49
5.6.330.0060.00614.13
5.6.320.0050.00514.34
5.6.310.0030.01013.93
5.6.300.0070.00413.71
5.6.290.0090.00613.89
5.6.280.0050.04017.58
5.6.270.0040.00714.02
5.6.260.0030.00914.01
5.6.250.0060.00614.13
5.6.240.0060.00614.03
5.6.230.0030.00614.41
5.6.220.0040.01114.34
5.6.210.0050.04317.37
5.6.200.0030.02717.51
5.6.190.0070.02217.56
5.6.180.0050.02217.63
5.6.170.0030.02517.65
5.6.160.0070.02017.63
5.6.150.0020.02617.53
5.6.140.0040.02717.55
5.6.130.0050.02017.49
5.6.120.0060.01817.40
5.6.110.0020.02517.46
5.6.100.0080.01817.64
5.6.90.0050.02417.60
5.6.80.0000.02417.23
5.6.70.0030.02017.15
5.6.60.0030.02017.33
5.6.50.0010.02317.37
5.6.40.0040.01917.13
5.6.30.0040.01817.30
5.6.20.0080.04117.21
5.6.10.0070.04217.24
5.6.00.0040.04117.20
5.5.380.0000.01214.13
5.5.370.0070.00713.73
5.5.360.0000.01514.36
5.5.350.0090.03917.27
5.5.340.0080.03017.40
5.5.330.0030.02617.34
5.5.320.0030.02317.39
5.5.310.0040.02117.21
5.5.300.0060.02117.44
5.5.290.0070.02217.51
5.5.280.0060.02017.34
5.5.270.0000.02317.34
5.5.260.0020.02217.32
5.5.250.0040.02317.18
5.5.240.0000.02316.99
5.5.230.0070.01817.05
5.5.220.0000.02117.09
5.5.210.0010.02216.96
5.5.200.0000.01916.90
5.5.190.0050.01816.97
5.5.180.0020.02017.12
5.5.170.0040.00414.08
5.5.160.0080.04016.98
5.5.150.0020.05017.14
5.5.140.0080.03517.13
5.5.130.0020.03717.08
5.5.120.0020.04017.01
5.5.110.0080.04517.03
5.5.100.0100.03717.19
5.5.90.0070.03716.96
5.5.80.0050.03717.04
5.5.70.0090.03716.86
5.5.60.0020.04816.82
5.5.50.0080.03716.97
5.5.40.0030.03417.13
5.5.30.0100.03816.87
5.5.20.0060.02716.84
5.5.10.0020.04616.99
5.5.00.0070.04117.02
5.4.450.0030.02016.09
5.4.440.0030.01816.10
5.4.430.0070.01816.22
5.4.420.0040.02316.17
5.4.410.0060.01616.09
5.4.400.0020.01815.97
5.4.390.0060.01516.07
5.4.380.0000.01916.06
5.4.370.0020.02316.00
5.4.360.0080.01215.94
5.4.350.0000.01816.04
5.4.340.0020.02615.98
5.4.330.0030.01012.95
5.4.320.0030.02815.94
5.4.310.0090.03616.00
5.4.300.0090.03616.01
5.4.290.0020.03815.93
5.4.280.0080.03316.08
5.4.270.0050.03815.98
5.4.260.0050.03315.99
5.4.250.0100.04016.05
5.4.240.0030.03516.01
5.4.230.0040.03016.05
5.4.220.0020.04316.03
5.4.210.0010.03715.99
5.4.200.0030.03516.01
5.4.190.0090.03516.03
5.4.180.0040.04116.00
5.4.170.0000.03816.00
5.4.160.0060.03516.00
5.4.150.0050.03915.92
5.4.140.0070.03714.72
5.4.130.0020.03714.60
5.4.120.0070.02914.71
5.4.110.0070.03014.63
5.4.100.0030.04014.76
5.4.90.0100.01714.76
5.4.80.0060.02414.68
5.4.70.0030.02514.71
5.4.60.0050.04014.70
5.4.50.0020.04214.59
5.4.40.0070.03814.68
5.4.30.0020.04114.64
5.4.20.0050.02514.66
5.4.10.0070.03714.64
5.4.00.0040.03714.32
5.3.290.0070.03713.86
5.3.280.0030.04013.71
5.3.270.0000.03713.80
5.3.260.0030.03313.71
5.3.250.0070.03713.81
5.3.240.0050.03513.78
5.3.230.0020.02613.81
5.3.220.0020.02713.80
5.3.210.0050.03513.81
5.3.200.0050.03013.80
5.3.190.0090.01413.78
5.3.180.0050.03713.76
5.3.170.0050.03913.71
5.3.160.0050.03913.74
5.3.150.0050.03913.79
5.3.140.0030.04013.79
5.3.130.0030.04013.79
5.3.120.0060.03913.79
5.3.110.0030.04113.78
5.3.100.0070.03513.52
5.3.90.0030.02513.41
5.3.80.0040.01913.48
5.3.70.0020.03713.49
5.3.60.0030.03313.43
5.3.50.0070.03813.51
5.3.40.0030.03513.45
5.3.30.0030.03713.48
5.3.20.0020.04113.36
5.3.10.0040.03613.32
5.3.00.0060.03313.29
5.2.170.0030.06711.19
5.2.160.0000.06711.15
5.2.150.0070.06011.25
5.2.140.0030.06311.13
5.2.130.0000.06310.96
5.2.120.0030.06011.01
5.2.110.0030.05710.96
5.2.100.0030.06011.17
5.2.90.0000.06011.20
5.2.80.0030.05710.99
5.2.70.0100.05010.94
5.2.60.0070.05311.11
5.2.50.0030.05711.02
5.2.40.0070.05310.85
5.2.30.0000.06710.88
5.2.20.0130.05310.82
5.2.10.0030.05710.97
5.2.00.0070.05310.64
5.1.60.0000.0509.97
5.1.50.0070.04310.04
5.1.40.0000.05310.02
5.1.30.0070.05310.40
5.1.20.0000.06310.34
5.1.10.0030.05310.18
5.1.00.0030.0509.95
5.0.50.0030.0338.81
5.0.40.0000.0438.81
5.0.30.0030.0678.81
5.0.20.0030.0378.81
5.0.10.0070.0338.81
5.0.00.0070.0638.81
4.4.90.0030.0338.81
4.4.80.0000.0378.81
4.4.70.0070.0338.81
4.4.60.0000.0278.81
4.4.50.0000.0338.81
4.4.40.0000.0578.81
4.4.30.0030.0308.81
4.4.20.0000.0378.81
4.4.10.0000.0378.81
4.4.00.0000.0538.81
4.3.110.0000.0308.81
4.3.100.0000.0378.81
4.3.90.0000.0378.81
4.3.80.0000.0338.81
4.3.70.0030.0208.81
4.3.60.0030.0308.81
4.3.50.0000.0378.81
4.3.40.0030.0508.81
4.3.30.0070.0308.81
4.3.20.0030.0308.81
4.3.10.0000.0378.81
4.3.00.0000.0378.81

preferences:
48.16 ms | 400 KiB | 5 Q