3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $number = 42; public function bar() { var_dump($this->number); return __METHOD__; } } class Bar extends Foo { public function callme($callback) { echo call_user_func($callback); } } $callback = array('Foo', 'Bar'); var_dump(is_callable($callback)); $bar = new Bar(); $bar->callme($callback);

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)
8.3.60.0060.01316.50
8.3.50.0120.00621.91
8.3.40.0200.00018.76
8.3.30.0130.00719.08
8.3.20.0040.00420.33
8.3.10.0040.00423.57
8.3.00.0030.00619.25
8.2.180.0060.00918.19
8.2.170.0150.00722.96
8.2.160.0140.00020.28
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0110.00726.16
8.2.120.0040.00422.27
8.2.110.0060.00322.03
8.2.100.0060.00617.84
8.2.90.0000.00719.05
8.2.80.0000.00818.04
8.2.70.0080.00017.50
8.2.60.0040.00417.93
8.2.50.0030.00518.07
8.2.40.0040.00419.95
8.2.30.0040.00419.91
8.2.20.0040.00417.71
8.2.10.0040.00418.00
8.2.00.0030.00617.74
8.1.280.0080.00825.92
8.1.270.0000.00823.88
8.1.260.0030.00526.35
8.1.250.0020.00528.09
8.1.240.0050.00523.85
8.1.230.0080.00419.16
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0000.00817.51
8.1.180.0060.00318.10
8.1.170.0000.00820.44
8.1.160.0000.00921.85
8.1.150.0050.00218.57
8.1.140.0040.00417.43
8.1.130.0000.00717.82
8.1.120.0000.00817.36
8.1.110.0000.00917.38
8.1.100.0050.00217.41
8.1.90.0040.00417.27
8.1.80.0030.00517.38
8.1.70.0040.00417.41
8.1.60.0040.00417.57
8.1.50.0000.00817.54
8.1.40.0040.00417.41
8.1.30.0080.00017.63
8.1.20.0040.00417.62
8.1.10.0050.00317.44
8.1.00.0030.00617.52
8.0.300.0000.00819.15
8.0.290.0040.00417.18
8.0.280.0000.00818.45
8.0.270.0030.00317.25
8.0.260.0030.00517.18
8.0.250.0070.00016.99
8.0.240.0030.00516.83
8.0.230.0030.00716.80
8.0.220.0070.00016.84
8.0.210.0070.00016.79
8.0.200.0080.00016.91
8.0.190.0060.00316.89
8.0.180.0000.00716.82
8.0.170.0040.00416.73
8.0.160.0030.00516.82
8.0.150.0000.00716.80
8.0.140.0060.00516.80
8.0.130.0000.00613.25
8.0.120.0000.00816.75
8.0.110.0070.00016.81
8.0.100.0000.00716.85
8.0.90.0070.00016.89
8.0.80.0160.00616.76
8.0.70.0040.00416.84
8.0.60.0000.00716.67
8.0.50.0040.00416.77
8.0.30.0050.01317.08
8.0.20.0090.00917.41
8.0.10.0030.00516.89
8.0.00.0100.00816.61
7.4.330.0030.00315.08
7.4.320.0000.00616.40
7.4.300.0070.00016.49
7.4.290.0040.00416.58
7.4.280.0040.00416.40
7.4.270.0070.00016.58
7.4.260.0000.00616.52
7.4.250.0050.00316.61
7.4.240.0050.00216.51
7.4.230.0030.00316.30
7.4.220.0070.01116.63
7.4.210.0050.00916.60
7.4.200.0000.00716.50
7.4.190.0050.00216.66
7.4.160.0080.00816.64
7.4.150.0140.00417.40
7.4.140.0090.01017.86
7.4.130.0130.00516.49
7.4.120.0100.00716.48
7.4.110.0120.00616.52
7.4.100.0100.01016.32
7.4.90.0140.00416.37
7.4.80.0090.00919.39
7.4.70.0090.00616.56
7.4.60.0140.00616.41
7.4.50.0030.00716.55
7.4.40.0100.00722.77
7.4.30.0090.00616.63
7.4.00.0060.01015.06
7.3.330.0000.00513.07
7.3.320.0050.00313.23
7.3.310.0030.00416.27
7.3.300.0030.00316.20
7.3.290.0120.00316.27
7.3.280.0080.00916.22
7.3.270.0130.00317.40
7.3.260.0030.01316.13
7.3.250.0080.01016.24
7.3.240.0160.00016.30
7.3.230.0100.00716.53
7.3.210.0130.00316.57
7.3.200.0130.01119.39
7.3.190.0030.01816.31
7.3.180.0130.00316.31
7.3.170.0070.00716.39
7.3.160.0170.00016.24
7.3.120.0070.01014.62
7.3.10.0000.01016.55
7.3.00.0060.00916.50
7.2.330.0110.00616.49
7.2.320.0080.00816.83
7.2.310.0110.00716.55
7.2.300.0070.01116.72
7.2.290.0070.01016.84
7.2.130.0110.00416.99
7.2.120.0110.00417.01
7.2.110.0090.00816.73
7.2.100.0080.00316.63
7.2.90.0030.01316.95
7.2.80.0060.00617.02
7.2.70.0080.00417.12
7.2.60.0060.00816.80
7.2.50.0060.00716.78
7.2.40.0030.01316.92
7.2.30.0070.00717.04
7.2.20.0030.00617.09
7.2.10.0030.01217.01
7.2.00.0040.00716.95
7.1.250.0030.00615.75
7.1.200.0040.01115.51
7.1.70.0130.00317.21
7.1.60.0140.00719.46
7.1.50.0040.01516.86
7.1.00.0000.08322.35
7.0.200.0040.00416.74
7.0.140.0000.07721.99
7.0.60.0070.05719.93
7.0.50.0100.07017.84
7.0.40.0030.07020.14
7.0.30.0230.07320.16
7.0.20.0130.05020.15
7.0.10.0030.08320.20
7.0.00.0130.07720.24
5.6.280.0100.06721.08
5.6.210.0170.06320.70
5.6.200.0030.04318.14
5.6.190.0100.06020.63
5.6.180.0200.05720.61
5.6.170.0270.06320.47
5.6.160.0070.08320.59
5.6.150.0030.06018.18
5.6.140.0030.04018.14
5.6.130.0030.08718.28
5.6.120.0070.06721.00
5.6.110.0000.08021.08
5.6.100.0030.09320.98
5.6.90.0130.08321.02
5.6.80.0100.07720.39
5.6.70.3870.03320.37
5.5.350.0030.06320.37
5.5.340.0030.05317.98
5.5.330.0130.07720.47
5.5.320.0000.08020.38
5.5.310.0470.06320.31
5.5.300.0070.06017.97
5.5.290.0030.07317.95
5.5.280.0100.07720.81
5.5.270.0070.04720.68
5.5.260.0030.07320.96
5.5.250.0100.07320.58
5.5.240.0300.07020.24
5.4.450.0800.06719.57
5.4.440.0830.04719.45
5.4.430.1070.05019.57
5.4.420.0630.00019.41
5.4.410.0070.06018.96
5.4.400.0270.05318.81
5.4.390.0270.04318.63
5.4.380.0270.04718.57
5.4.370.0100.04318.55
5.4.360.0100.05018.59
5.4.350.0030.03812.02
5.4.340.0110.04212.02
5.4.320.0050.03712.51
5.4.310.0080.04412.50
5.4.300.0040.03812.50
5.4.290.0130.05312.48
5.4.280.0120.07012.39
5.4.270.0110.04512.38
5.4.260.0070.05712.38
5.4.250.0100.06312.39
5.4.240.0110.05112.39
5.4.230.0190.09412.38
5.4.220.0110.04012.38
5.4.210.0100.05112.38
5.4.200.0100.04512.37
5.4.190.0100.05612.37
5.4.180.0060.04112.38
5.4.170.0070.03912.39
5.4.160.0080.04912.38
5.4.150.0110.05312.37
5.4.140.0060.03812.06
5.4.130.0050.04212.04
5.4.120.0160.06112.01
5.4.110.0100.06612.00
5.4.100.0090.03612.00
5.4.90.0060.04112.00
5.4.80.0100.04512.00
5.4.70.0080.06112.00
5.4.60.0070.04312.00
5.4.50.0060.04011.99
5.4.40.0090.03611.99
5.4.30.0150.08611.98
5.4.20.0210.07711.98
5.4.10.0090.06611.98
5.4.00.0120.04711.47
5.3.290.0000.04412.80
5.3.280.0090.04112.71
5.3.270.0110.05212.73
5.3.260.0080.05112.72
5.3.250.0180.08112.71
5.3.240.0110.05312.72
5.3.230.0110.05312.71
5.3.220.0080.04512.68
5.3.210.0090.04712.68
5.3.200.0070.07412.68
5.3.190.0100.04812.68
5.3.180.0100.04212.67
5.3.170.0150.05812.66
5.3.160.0110.05812.67
5.3.150.0110.05812.67
5.3.140.0190.06512.66
5.3.130.0070.04812.66
5.3.120.0100.04512.66
5.3.110.0110.06312.66
5.3.100.0100.05612.12
5.3.90.0130.03812.11
5.3.80.0080.04212.10
5.3.70.0050.05212.10
5.3.60.0090.04012.08
5.3.50.0080.03912.04
5.3.40.0110.04512.04
5.3.30.0070.05511.98
5.3.20.0100.04811.77
5.3.10.0110.03611.73
5.3.00.0080.03711.72
5.2.170.0130.0449.22
5.2.160.0110.0549.23
5.2.150.0020.0379.22
5.2.140.0110.0299.22
5.2.130.0050.0429.18
5.2.120.0040.0329.18
5.2.110.0030.0329.19
5.2.100.0060.0329.19
5.2.90.0070.0399.19
5.2.80.0140.0589.17
5.2.70.0100.0389.17
5.2.60.0090.0399.13
5.2.50.0050.0329.10
5.2.40.0060.0309.07
5.2.30.0050.0329.05
5.2.20.0040.0329.04
5.2.10.0040.0538.94
5.2.00.0040.0388.81
5.1.60.0090.0278.09
5.1.50.0050.0258.09
5.1.40.0050.0258.07
5.1.30.0030.0298.41
5.1.20.0030.0358.45
5.1.10.0060.0268.17
5.1.00.0040.0278.16
5.0.50.0060.0286.64
5.0.40.0010.0236.50
5.0.30.0050.0316.32
5.0.20.0040.0276.28
5.0.10.0080.0256.26
5.0.00.0040.0416.25
4.4.90.0020.0174.78
4.4.80.0020.0174.75
4.4.70.0030.0174.75
4.4.60.0040.0174.76
4.4.50.0030.0174.77
4.4.40.0050.0334.71
4.4.30.0030.0164.76
4.4.20.0030.0194.84
4.4.10.0050.0214.85
4.4.00.0050.0274.76
4.3.110.0030.0174.67
4.3.100.0030.0174.66
4.3.90.0030.0184.63
4.3.80.0040.0264.58
4.3.70.0040.0164.63
4.3.60.0070.0254.63
4.3.50.0050.0204.63
4.3.40.0050.0334.54
4.3.30.0000.0263.30
4.3.20.0030.0233.28
4.3.10.0080.0283.24
4.3.00.0070.0236.82

preferences:
47.33 ms | 401 KiB | 5 Q