3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface A { public function extract($obj); } class B implements A { public function extract($obj = null) {} } $b = new 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)
8.3.60.0110.00416.50
8.3.50.0040.01118.04
8.3.40.0090.01218.58
8.3.30.0070.01019.05
8.3.20.0050.00220.35
8.3.10.0050.00221.87
8.3.00.0080.00019.26
8.2.180.0150.00616.50
8.2.170.0060.00922.96
8.2.160.0070.00722.17
8.2.150.0030.00624.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0080.00019.67
8.2.110.0070.00320.93
8.2.100.0080.00417.63
8.2.90.0000.00819.08
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0060.00319.94
8.2.30.0000.00718.05
8.2.20.0060.00317.55
8.2.10.0050.00318.11
8.2.00.0040.00417.67
8.1.280.0100.01025.92
8.1.270.0150.00020.60
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.62
8.1.230.0030.00919.48
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.10
8.1.180.0040.00418.10
8.1.170.0040.00420.34
8.1.160.0040.00422.04
8.1.150.0000.00718.80
8.1.140.0000.00817.46
8.1.130.0000.00817.85
8.1.120.0050.00617.36
8.1.110.0000.00717.48
8.1.100.0000.00717.32
8.1.90.0000.00817.51
8.1.80.0040.00417.34
8.1.70.0030.00317.32
8.1.60.0030.00617.56
8.1.50.0000.00917.50
8.1.40.0080.00017.55
8.1.30.0080.00017.55
8.1.20.0040.00417.54
8.1.10.0070.00017.42
8.1.00.0030.00917.36
8.0.300.0070.00018.77
8.0.290.0000.00716.62
8.0.280.0070.00018.44
8.0.270.0030.00317.24
8.0.260.0060.00017.25
8.0.250.0000.00616.94
8.0.240.0000.00716.91
8.0.230.0040.00416.90
8.0.220.0030.00316.91
8.0.210.0060.00316.91
8.0.200.0060.00016.92
8.0.190.0060.00316.91
8.0.180.0040.00416.93
8.0.170.0050.00316.95
8.0.160.0050.00316.93
8.0.150.0070.00416.71
8.0.140.0000.00716.84
8.0.130.0050.00013.20
8.0.120.0070.00016.75
8.0.110.0000.00716.76
8.0.100.0070.00016.84
8.0.90.0040.00416.84
8.0.80.0120.00316.83
8.0.70.0000.00716.73
8.0.60.0040.00416.74
8.0.50.0040.00416.87
8.0.30.0120.01217.10
8.0.20.0110.00817.40
8.0.10.0040.00417.01
8.0.00.0100.00816.53
7.4.330.0030.00315.14
7.4.320.0050.00216.64
7.4.300.0000.00716.40
7.4.290.0040.00416.39
7.4.280.0040.00416.41
7.4.270.0030.00316.52
7.4.260.0060.00316.57
7.4.250.0080.00016.51
7.4.240.0020.00516.44
7.4.230.0000.00716.38
7.4.220.0230.01616.46
7.4.210.0110.00416.57
7.4.200.0050.00316.40
7.4.160.0090.00616.55
7.4.150.0090.01017.40
7.4.140.0090.00817.86
7.4.130.0090.01016.38
7.4.120.0080.01116.57
7.4.110.0130.01016.34
7.4.100.0070.01016.40
7.4.90.0130.00416.50
7.4.80.0130.00619.39
7.4.70.0130.00316.34
7.4.60.0070.01016.63
7.4.50.0000.00516.32
7.4.40.0070.01016.42
7.4.30.0070.01016.41
7.4.00.0060.00914.74
7.3.330.0030.00313.21
7.3.320.0120.00313.18
7.3.310.0000.00716.18
7.3.300.0000.00616.06
7.3.290.0050.00316.23
7.3.280.0110.00916.21
7.3.270.0070.01017.40
7.3.260.0080.00816.41
7.3.250.0090.01016.19
7.3.240.0130.01016.16
7.3.230.0170.00616.49
7.3.210.0030.01316.48
7.3.200.0120.00419.39
7.3.190.0100.00616.57
7.3.180.0060.01616.45
7.3.170.0080.00816.37
7.3.160.0090.00616.24
7.2.330.0100.00616.66
7.2.320.0060.01616.32
7.2.310.0060.01316.32
7.2.300.0120.00616.33
7.2.290.0100.01316.54
7.2.00.0060.00318.91
7.1.200.0070.00715.61
7.1.100.0060.00617.89
7.1.70.0000.00817.15
7.1.60.0130.01019.46
7.1.50.0090.01216.66
7.1.00.0100.07022.47
7.0.200.0180.00616.59
7.0.140.0030.06022.18
7.0.60.0070.08020.06
7.0.50.0070.04717.97
7.0.40.0100.08720.09
7.0.30.0200.08320.16
7.0.20.0230.08020.29
7.0.10.0300.07720.09
7.0.00.0170.07020.23
5.6.280.0030.07021.12
5.6.210.0130.07020.48
5.6.200.0070.03718.12
5.6.190.0130.07320.33
5.6.180.0270.05020.59
5.6.170.0070.05320.62
5.6.160.0070.09020.54
5.6.150.0170.07718.18
5.6.140.0130.05318.19
5.6.130.0100.03718.19
5.6.120.0130.08321.00
5.6.110.0130.07720.99
5.6.100.0000.07321.07
5.6.90.0070.03721.03
5.6.80.0170.03020.37
5.5.350.0170.03720.33
5.5.340.0030.03717.98
5.5.330.0130.05020.42
5.5.320.0000.08320.13
5.5.310.0170.04320.26
5.5.300.0000.07718.02
5.5.290.0100.08318.02
5.5.280.0130.07320.89
5.5.270.0070.08720.79
5.5.260.0070.05720.96
5.5.250.0070.07020.46
5.5.240.0130.05720.35
5.4.450.0070.08019.27
5.4.440.0030.05719.44
5.4.430.0200.04719.55
5.4.420.0000.05019.56
5.4.410.0070.04319.27
5.4.400.0070.03719.15
5.4.390.1630.04319.19
5.4.380.1730.03719.21
5.4.370.0030.04319.16
5.4.360.0070.04718.84
5.4.350.0000.04019.13
5.4.340.1870.05018.83
5.4.320.1500.04319.24
5.4.310.0070.03318.99
5.4.300.0070.07019.16
5.4.290.1570.04019.22
5.4.280.1800.03318.95
5.4.270.0000.04018.85
5.4.260.0030.05319.08
5.4.250.0000.04718.84
5.4.240.1400.04718.86
5.4.230.0070.03319.21
5.4.220.0030.06318.99
5.4.210.0000.04018.94
5.4.200.1400.03019.21
5.4.190.0030.06319.20
5.4.180.0070.04319.15
5.4.170.0270.04319.30
5.4.160.0070.04318.81
5.4.150.0070.07019.29
5.4.140.0500.04716.29
5.4.130.0000.07016.55
5.4.120.0070.04016.66
5.4.110.0670.06716.38
5.4.100.0070.03016.53
5.4.90.0030.05316.45
5.4.80.0300.04716.38
5.4.70.0000.03716.57
5.4.60.0030.04016.52
5.4.50.0200.04016.50
5.4.40.1700.03716.48
5.4.30.1300.03316.55
5.4.20.1500.03716.21
5.4.10.0030.04016.42
5.4.00.0100.03315.70
5.3.290.0030.04714.74
5.3.280.0070.03314.51
5.3.270.0000.05014.75
5.3.260.0070.04314.53
5.3.250.0000.05714.68
5.3.240.0070.04314.61
5.3.230.0030.07714.50
5.3.220.1330.04014.68
5.3.210.0230.04014.62
5.3.200.0170.03314.59
5.3.190.0130.05314.57
5.3.180.0100.04314.57
5.3.170.0070.05014.71
5.3.160.0200.03314.46
5.3.150.0200.04014.46
5.3.140.0200.07014.70
5.3.130.0200.04714.56
5.3.120.0130.03714.60
5.3.110.0130.05014.69
5.3.100.0000.04714.26
5.3.90.0030.03713.99
5.3.80.0170.03714.04
5.3.70.0170.03714.17
5.3.60.0030.03313.92
5.3.50.0000.03713.88
5.3.40.0000.04314.02
5.3.30.1030.03013.83
5.3.20.1770.03713.60
5.3.10.0030.06713.80
5.3.00.0070.04013.73
5.2.170.0070.03311.05
5.2.160.1330.03011.13
5.2.150.0270.05711.32
5.2.140.0130.03711.13
5.2.130.0170.04011.04
5.2.120.0230.02311.02
5.2.110.0100.03711.02
5.2.100.0170.06011.06
5.2.90.0130.03711.08
5.2.80.0130.03711.05
5.2.70.0130.03711.18
5.2.60.0130.03310.95
5.2.50.0130.06010.93
5.2.40.0100.03311.22
5.2.30.0100.02711.09
5.2.20.0030.04710.89
5.2.10.0100.03711.09
5.2.00.0030.05710.80
5.1.60.0000.03010.05
5.1.50.0030.03310.00
5.1.40.0070.0479.87
5.1.30.0000.02710.44
5.1.20.0030.03310.31
5.1.10.1100.02710.13
5.1.00.0000.03010.20
5.0.50.0030.0378.70
5.0.40.0070.0478.57
5.0.30.0000.0308.11
5.0.20.0030.0438.11
5.0.10.0000.0238.16
5.0.00.0030.0338.15
4.4.90.0030.0177.90
4.4.80.0430.0137.90
4.4.70.0670.0207.90
4.4.60.0470.0207.90
4.4.50.0570.0177.90
4.4.40.0630.0237.90
4.4.30.0630.0207.90
4.4.20.0600.0137.90
4.4.10.0700.0177.90
4.4.00.0600.0277.90
4.3.110.0670.0207.90
4.3.100.0600.0107.90
4.3.90.0030.0237.90
4.3.80.0000.0277.90
4.3.70.0000.0337.90
4.3.60.0000.0177.90
4.3.50.0000.0177.90
4.3.40.0600.0237.90
4.3.30.0000.0337.90
4.3.20.0000.0307.90
4.3.10.0030.0177.90
4.3.00.0030.0307.90

preferences:
44.78 ms | 400 KiB | 5 Q