3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected function pm() { echo "A pm\n"; } public function test() { echo "A test\n"; $this->pm(); } } class B extends A { protected function pm() { echo "B pm\n"; } public function test() { echo "B test\n"; parent::test(); } } $b = new B(); $b->test();

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
8.3.50.0140.00521.20
8.3.40.0150.00618.83
8.3.30.0150.00019.00
8.3.20.0040.00420.42
8.3.10.0040.00423.70
8.3.00.0030.00520.95
8.2.180.0150.00018.16
8.2.170.0070.00722.96
8.2.160.0030.01020.44
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0100.00026.16
8.2.120.0040.00418.83
8.2.110.0060.00322.12
8.2.100.0090.00319.46
8.2.90.0040.00419.07
8.2.80.0080.00017.97
8.2.70.0030.00517.50
8.2.60.0040.00417.93
8.2.50.0030.00518.07
8.2.40.0030.00619.89
8.2.30.0040.00718.06
8.2.20.0000.00717.68
8.2.10.0000.00818.06
8.2.00.0040.00417.58
8.1.280.0100.00725.92
8.1.270.0080.00023.98
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0030.00623.96
8.1.230.0040.00819.16
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0030.00617.10
8.1.190.0030.00517.11
8.1.180.0000.00918.10
8.1.170.0070.00418.51
8.1.160.0000.00721.94
8.1.150.0040.00418.55
8.1.140.0050.00317.28
8.1.130.0030.00517.87
8.1.120.0040.00417.41
8.1.110.0000.00717.27
8.1.100.0000.00817.44
8.1.90.0000.00717.37
8.1.80.0040.00417.38
8.1.70.0040.00417.25
8.1.60.0040.00417.55
8.1.50.0050.00317.45
8.1.40.0030.00517.41
8.1.30.0050.00317.54
8.1.20.0040.00417.55
8.1.10.0060.00317.45
8.1.00.0000.00817.38
8.0.300.0070.00018.77
8.0.290.0000.00717.28
8.0.280.0030.00318.48
8.0.270.0040.00417.31
8.0.260.0030.00317.17
8.0.250.0070.00016.89
8.0.240.0030.00716.88
8.0.230.0040.00416.79
8.0.220.0060.00016.82
8.0.210.0000.00716.84
8.0.200.0040.00416.90
8.0.190.0080.00016.87
8.0.180.0000.00716.73
8.0.170.0080.00016.86
8.0.160.0040.00316.90
8.0.150.0040.00416.72
8.0.140.0000.00716.73
8.0.130.0000.00513.17
8.0.120.0050.00316.77
8.0.110.0040.00416.83
8.0.100.0000.00816.73
8.0.90.0050.00316.67
8.0.80.0030.01416.81
8.0.70.0040.00416.68
8.0.60.0050.00316.68
8.0.50.0040.00416.61
8.0.30.0100.01117.10
8.0.20.0130.00717.40
8.0.10.0030.00316.89
8.0.00.0110.00816.58
7.4.330.0030.00315.00
7.4.320.0060.00016.36
7.4.300.0000.00616.48
7.4.290.0080.00016.50
7.4.280.0000.00716.48
7.4.270.0000.00716.45
7.4.260.0000.00716.50
7.4.250.0040.00416.60
7.4.240.0030.00416.44
7.4.230.0000.00716.33
7.4.220.0130.00616.50
7.4.210.0070.00916.57
7.4.200.0040.00416.54
7.4.190.0000.00816.74
7.4.160.0070.01016.64
7.4.150.0100.00717.40
7.4.140.0120.01217.86
7.4.130.0080.00916.40
7.4.120.0120.00516.46
7.4.110.0120.00916.55
7.4.100.0060.01616.50
7.4.90.0130.00716.47
7.4.80.0110.00919.39
7.4.70.0080.00816.60
7.4.60.0170.00016.54
7.4.50.0090.00016.34
7.4.40.0100.00716.37
7.4.30.0080.00816.59
7.4.00.0110.00314.65
7.3.330.0030.00313.08
7.3.320.0000.00513.21
7.3.310.0070.00016.14
7.3.300.0070.00016.28
7.3.290.0070.00716.16
7.3.280.0060.01216.23
7.3.270.0060.01517.40
7.3.260.0140.00316.23
7.3.250.0120.00716.25
7.3.240.0070.01016.31
7.3.230.0160.00716.39
7.3.210.0130.00316.13
7.3.200.0100.01319.39
7.3.190.0060.01116.39
7.3.180.0050.01316.23
7.3.170.0100.01016.27
7.3.160.0060.00916.48
7.3.120.0030.01014.93
7.3.10.0070.00716.42
7.3.00.0090.00616.77
7.2.330.0110.00716.35
7.2.320.0160.00316.73
7.2.310.0120.00616.71
7.2.300.0090.01316.55
7.2.290.0160.00416.71
7.2.130.0140.00416.85
7.2.120.0070.00716.69
7.2.110.0000.01216.63
7.2.100.0100.00716.85
7.2.90.0100.00616.87
7.2.80.0070.00416.87
7.2.70.0090.00616.57
7.2.60.0070.00716.97
7.2.50.0070.00316.57
7.2.40.0090.00616.89
7.2.30.0060.01016.86
7.2.20.0030.00716.80
7.2.10.0030.01316.93
7.2.00.0050.01018.16
7.1.250.0030.01315.69
7.1.100.0040.01117.70
7.1.70.0030.01317.03
7.1.60.0060.01619.46
7.1.50.0090.00916.93
7.1.00.0070.07322.35
7.0.200.0050.00316.70
7.0.140.0030.07322.16
7.0.60.0030.09319.78
7.0.50.0070.06017.97
7.0.40.0100.05720.32
7.0.30.0370.04020.20
7.0.20.0300.04720.07
7.0.10.0070.08720.03
7.0.00.0070.04020.30
5.6.280.0070.07321.11
5.6.210.0030.06320.47
5.6.200.0070.06018.29
5.6.190.0170.08320.67
5.6.180.0430.07720.47
5.6.170.0400.03720.40
5.6.160.0070.07020.52
5.6.150.0070.03718.28
5.6.140.0070.08718.24
5.6.130.0170.07318.27
5.6.120.0100.08021.13
5.6.110.0130.08020.97
5.6.100.0100.08021.00
5.6.90.0070.07021.10
5.6.80.0100.06320.43
5.5.350.0030.08020.41
5.5.340.0070.08017.98
5.5.330.0070.05020.36
5.5.320.0000.04320.24
5.5.310.0170.05020.35
5.5.300.0070.07017.99
5.5.290.0030.04018.06
5.5.280.0000.07020.88
5.5.270.0070.09720.94
5.5.260.0100.08720.87
5.5.250.0200.07320.78
5.5.240.0170.07320.27
5.4.450.0770.04319.47
5.4.440.0970.07319.46
5.4.430.0130.05319.44
5.4.420.1030.05719.59
5.4.410.1100.07019.30
5.4.400.0830.07019.25
5.4.390.1000.06319.14
5.4.380.0070.06018.45
5.4.370.0200.04318.61
5.4.360.0130.05718.75
5.4.350.0070.06018.59
5.4.340.0200.06718.57
5.4.320.0090.03412.51
5.4.310.0080.04012.50
5.4.300.0070.03612.50
5.4.290.0150.07412.50
5.4.280.0100.05512.39
5.4.270.0100.06212.39
5.4.260.0180.06812.40
5.4.250.0280.09212.40
5.4.240.0120.06912.40
5.4.230.0290.12112.39
5.4.220.0320.14512.39
5.4.210.0220.11212.39
5.4.200.0150.10912.39
5.4.190.0080.07712.38
5.4.180.0150.07012.38
5.4.170.0100.05312.39
5.4.160.0200.06812.39
5.4.150.0080.06612.39
5.4.140.0230.05912.07
5.4.130.0110.06812.07
5.4.120.0210.12012.02
5.4.110.0230.09512.02
5.4.100.0140.06912.02
5.4.90.0110.07712.02
5.4.80.0270.10312.02
5.4.70.0140.05112.01
5.4.60.0070.04812.01
5.4.50.0090.04912.02
5.4.40.0140.06112.00
5.4.30.0110.07312.00
5.4.20.0110.08312.00
5.4.10.0090.08112.00
5.4.00.0130.06111.48
5.3.290.0040.04112.80
5.3.280.0170.08012.71
5.3.270.0060.06112.72
5.3.260.0200.10312.72
5.3.250.0200.08512.72
5.3.240.0130.08412.72
5.3.230.0090.05812.71
5.3.220.0130.10012.68
5.3.210.0240.15812.68
5.3.200.0240.09512.68
5.3.190.0180.07612.67
5.3.180.0150.10012.67
5.3.170.0170.09612.67
5.3.160.0180.06912.67
5.3.150.0270.08312.67
5.3.140.0190.10412.66
5.3.130.0110.08312.66
5.3.120.0150.08412.66
5.3.110.0170.08312.66
5.3.100.0150.08712.13
5.3.90.0250.09812.11
5.3.80.0110.05012.09
5.3.70.0220.16212.09
5.3.60.0130.08412.08
5.3.50.0130.07012.04
5.3.40.0180.07112.04
5.3.30.0240.11711.98
5.3.20.0100.07111.76
5.3.10.0070.07111.73
5.3.00.0220.07811.73
5.2.170.0070.0319.23
5.2.160.0050.0339.23
5.2.150.0060.0469.23
5.2.140.0070.0489.22
5.2.130.0150.0689.18
5.2.120.0130.0669.18
5.2.110.0120.0619.19
5.2.100.0170.0629.18
5.2.90.0160.0689.18
5.2.80.0120.0599.18
5.2.70.0150.0649.18
5.2.60.0070.0509.13
5.2.50.0100.0439.10
5.2.40.0080.0329.08
5.2.30.0030.0379.05
5.2.20.0070.0449.04
5.2.10.0140.0598.95
5.2.00.0110.0658.81
5.1.60.0090.0538.09
5.1.50.0190.0778.09
5.1.40.0080.0598.07
5.1.30.0070.0738.42
5.1.20.0190.0918.44
5.1.10.0130.0648.17
5.1.00.0090.0568.17
5.0.50.0060.0466.64
5.0.40.0100.0486.50
5.0.30.0080.0626.32
5.0.20.0100.0386.28
5.0.10.0090.0396.26
5.0.00.0000.0606.25
4.4.90.0060.0294.78
4.4.80.0070.0244.76
4.4.70.0020.0294.76
4.4.60.0040.0274.75
4.4.50.0040.0274.77
4.4.40.0070.0554.71
4.4.30.0080.0434.76
4.4.20.0090.0464.85
4.4.10.0180.0364.85
4.4.00.0150.0774.76
4.3.110.0110.0264.66
4.3.100.0050.0574.66
4.3.90.0070.0304.64
4.3.80.0000.0354.59
4.3.70.0110.0354.63
4.3.60.0130.0384.62
4.3.50.0080.0244.63
4.3.40.0070.0384.54
4.3.30.0070.0303.30
4.3.20.0060.0403.28
4.3.10.0030.0313.23
4.3.00.0000.01316.15

preferences:
68.15 ms | 400 KiB | 5 Q