3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { public function printItem($string) { echo 'Foo: ' . $string . PHP_EOL; } public function printPHP() { echo 'PHP is great.' . PHP_EOL; } } class bar extends foo { public function printItem($string) { echo 'Bar: ' . $string . PHP_EOL; } } $foo = new foo(); $bar = new bar(); $foo->printItem('baz'); // Output: 'Foo: baz' $foo->printPHP(); // Output: 'PHP is great' $bar->printItem('baz'); // Output: 'Bar: baz' $bar->printPHP(); // Output: 'PHP is great' ?>

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)
8.3.60.0140.00316.63
8.3.50.0120.00721.89
8.3.40.0070.00718.71
8.3.30.0070.00719.04
8.3.20.0040.00420.29
8.3.10.0080.00023.66
8.3.00.0120.00618.94
8.2.180.0120.00318.17
8.2.170.0110.00322.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00726.16
8.2.120.0040.00419.03
8.2.110.0030.00622.25
8.2.100.0090.00317.84
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0000.00917.50
8.2.60.0060.00317.80
8.2.50.0000.00918.07
8.2.40.0040.00419.96
8.2.30.0040.00418.30
8.2.20.0030.00617.59
8.2.10.0030.00518.06
8.2.00.0000.00817.55
8.1.280.0160.00325.92
8.1.270.0060.00323.97
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0070.00323.82
8.1.230.0120.00020.98
8.1.220.0030.00617.76
8.1.210.0060.00318.77
8.1.200.0000.01017.36
8.1.190.0040.00417.25
8.1.180.0030.00718.10
8.1.170.0000.00818.57
8.1.160.0000.00721.93
8.1.150.0030.00518.52
8.1.140.0000.00717.51
8.1.130.0030.00317.82
8.1.120.0000.00717.48
8.1.110.0000.00817.43
8.1.100.0040.00417.49
8.1.90.0000.00817.49
8.1.80.0050.00317.52
8.1.70.0070.00017.35
8.1.60.0030.00617.58
8.1.50.0050.00317.36
8.1.40.0000.00717.47
8.1.30.0040.00417.55
8.1.20.0080.00017.59
8.1.10.0000.00717.50
8.1.00.0070.00017.50
8.0.300.0070.00018.77
8.0.290.0060.00316.59
8.0.280.0000.00718.45
8.0.270.0040.00417.27
8.0.260.0000.00617.27
8.0.250.0040.00416.98
8.0.240.0030.00316.95
8.0.230.0070.00016.89
8.0.220.0000.00716.80
8.0.210.0030.00316.76
8.0.200.0030.00316.93
8.0.190.0040.00416.85
8.0.180.0000.00716.91
8.0.170.0080.00016.84
8.0.160.0000.00716.88
8.0.150.0080.00016.86
8.0.140.0000.00716.80
8.0.130.0000.00713.41
8.0.120.0000.00816.85
8.0.110.0000.00916.83
8.0.100.0040.00416.95
8.0.90.0020.00516.91
8.0.80.0120.00316.85
8.0.70.0000.00916.77
8.0.60.0000.00716.78
8.0.50.0050.00216.89
8.0.30.0090.00917.21
8.0.20.0160.00317.40
8.0.10.0080.00016.84
8.0.00.0040.01316.64
7.4.330.0040.00415.00
7.4.320.0030.00316.31
7.4.300.0000.00816.58
7.4.290.0070.00016.41
7.4.280.0030.00516.51
7.4.270.0050.00216.54
7.4.260.0030.00316.59
7.4.250.0040.00416.58
7.4.240.0010.00616.57
7.4.230.0050.00216.59
7.4.220.0120.00716.55
7.4.210.0070.00716.47
7.4.200.0030.00316.45
7.4.190.0070.00016.74
7.4.160.0090.00616.68
7.4.150.0060.01217.40
7.4.140.0100.00717.86
7.4.130.0100.00716.53
7.4.120.0110.00616.55
7.4.110.0100.00716.55
7.4.100.0090.01216.44
7.4.90.0100.00716.52
7.4.80.0170.00919.39
7.4.70.0110.00616.51
7.4.60.0130.00316.34
7.4.50.0000.00816.50
7.4.40.0080.00816.37
7.4.30.0000.01716.38
7.4.00.0100.00715.05
7.3.330.0000.00613.27
7.3.320.0000.00513.12
7.3.310.0030.00316.30
7.3.300.0000.00716.32
7.3.290.0090.00316.38
7.3.280.0070.00916.28
7.3.270.0140.00417.40
7.3.260.0060.01316.48
7.3.250.0110.01016.36
7.3.240.0120.00616.43
7.3.230.0100.00716.47
7.3.210.0070.01016.57
7.3.200.0110.01119.39
7.3.190.0100.00716.36
7.3.180.0100.00616.43
7.3.170.0090.01216.27
7.3.160.0180.00316.63
7.3.120.0060.00314.53
7.2.330.0150.00416.73
7.2.320.0070.01116.72
7.2.310.0060.01216.86
7.2.300.0170.00016.68
7.2.290.0080.01416.65
7.1.70.0080.00016.80
7.1.60.0070.01019.46
7.1.50.0130.00916.84
7.1.00.0030.07722.44
7.0.200.0040.00416.56
7.0.140.0100.07022.00
7.0.60.0030.08719.93
7.0.50.0030.08717.86
7.0.40.0030.05320.26
7.0.30.0270.08320.30
7.0.20.0200.04720.21
7.0.10.0030.07020.20
7.0.00.0100.04020.16
5.6.280.0070.06721.11
5.6.210.0030.06720.48
5.6.200.0030.04318.12
5.6.190.0100.08320.58
5.6.180.0030.04020.57
5.6.170.0300.04720.54
5.6.160.0030.04020.49
5.6.150.0030.04018.19
5.6.140.0000.05318.29
5.6.130.0070.08018.18
5.6.120.0000.07721.00
5.6.110.0100.07721.18
5.6.100.0030.06020.89
5.6.90.0000.04721.04
5.6.80.0070.08020.40
5.5.350.0000.08020.41
5.5.340.0230.06317.93
5.5.330.0100.07020.42
5.5.320.0300.04020.38
5.5.310.0370.07720.34
5.5.300.0070.07718.07
5.5.290.0170.03317.98
5.5.280.0000.07720.68
5.5.270.0030.07020.68
5.5.260.0100.03720.84
5.5.250.0230.06720.62
5.5.240.0000.07320.18
5.4.450.0670.07019.34
5.4.440.0600.05319.59
5.4.430.0970.05719.56
5.4.420.1130.05319.28
5.4.410.0130.06319.40
5.4.400.0200.06019.12
5.4.390.0230.06019.22
5.4.380.0070.06018.74
5.4.370.0230.04318.52
5.4.360.0130.05018.70
5.4.350.0130.05718.59
5.4.340.0070.05718.61
5.4.320.0070.03512.50
5.4.310.0060.03712.50
5.4.300.0050.03712.50
5.4.290.0110.04212.50
5.4.280.0090.04212.39
5.4.270.0040.05112.39
5.4.260.0080.04612.39
5.4.250.0060.04212.40
5.4.240.0090.04112.40
5.4.230.0090.04312.39
5.4.220.0060.04212.39
5.4.210.0110.04012.39
5.4.200.0090.04412.39
5.4.190.0080.04312.39
5.4.180.0070.04112.38
5.4.170.0050.04212.39
5.4.160.0080.04612.39
5.4.150.0090.04712.39
5.4.140.0110.04812.07
5.4.130.0130.04312.06
5.4.120.0080.04912.02
5.4.110.0100.04812.02
5.4.100.0110.03912.01
5.4.90.0100.03912.01
5.4.80.0160.03712.02
5.4.70.0160.03912.01
5.4.60.0140.05512.00
5.4.50.0100.06212.01
5.4.40.0090.06211.99
5.4.30.0200.05211.99
5.4.20.0170.05711.99
5.4.10.0140.05411.99
5.4.00.0070.06211.48
5.3.290.0070.03812.80
5.3.280.0070.06212.71
5.3.270.0090.06412.72
5.3.260.0080.06712.72
5.3.250.0100.05612.72
5.3.240.0100.05512.72
5.3.230.0130.04112.71
5.3.220.0090.03812.68
5.3.210.0070.04512.68
5.3.200.0060.04012.68
5.3.190.0070.04312.68
5.3.180.0070.03912.68
5.3.170.0080.04212.67
5.3.160.0050.04612.67
5.3.150.0070.04112.67
5.3.140.0090.03712.66
5.3.130.0070.04412.66
5.3.120.0070.04612.66
5.3.110.0160.05812.66
5.3.100.0110.05112.12
5.3.90.0090.05512.10
5.3.80.0050.05612.09
5.3.70.0080.04712.09
5.3.60.0090.03912.08
5.3.50.0100.04212.03
5.3.40.0090.04412.03
5.3.30.0160.06012.00
5.3.20.0070.05411.77
5.3.10.0080.04811.73
5.3.00.0100.06011.72
5.2.170.0100.0459.23
5.2.160.0100.0419.23
5.2.150.0160.0539.23
5.2.140.0100.0489.22
5.2.130.0180.0639.18
5.2.120.0090.0469.19
5.2.110.0080.0469.19
5.2.100.0080.0449.19
5.2.90.0130.0509.18
5.2.80.0090.0629.18
5.2.70.0100.0629.18
5.2.60.0100.0429.13
5.2.50.0040.0439.10
5.2.40.0130.0599.07
5.2.30.0150.0579.05
5.2.20.0090.0459.04
5.2.10.0070.0438.94
5.2.00.0130.0448.82
5.1.60.0140.0328.09
5.1.50.0120.0468.09
5.1.40.0050.0338.07
5.1.30.0050.0278.42
5.1.20.0070.0358.45
5.1.10.0050.0368.17
5.1.00.0080.0438.17
5.0.50.0040.0256.64
5.0.40.0080.0356.50
5.0.30.0040.0426.32
5.0.20.0060.0416.29
5.0.10.0080.0246.26
5.0.00.0040.0386.26
4.4.90.0040.0204.78
4.4.80.0030.0214.76
4.4.70.0020.0194.76
4.4.60.0040.0194.75
4.4.50.0020.0184.77
4.4.40.0020.0334.71
4.4.30.0070.0174.76
4.4.20.0040.0214.84
4.4.10.0020.0264.85
4.4.00.0050.0324.76
4.3.110.0030.0164.67
4.3.100.0040.0164.66
4.3.90.0060.0374.63
4.3.80.0030.0344.58
4.3.70.0030.0224.63
4.3.60.0060.0164.63
4.3.50.0090.0304.63
4.3.40.0060.0324.54
4.3.30.0020.0203.30
4.3.20.0030.0153.28
4.3.10.0020.0173.23
4.3.00.0030.0207.27

preferences:
47.92 ms | 400 KiB | 5 Q