3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { public function printItem($string) { echo 'Foo: ' . $string ; } public function printPHP() { echo 'PHP is great.' . PHP_EOL; } } class bar extends foo { public function printItem($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)
8.3.60.0140.00016.62
8.3.50.0090.00622.04
8.3.40.0110.00418.63
8.3.30.0100.00319.13
8.3.20.0050.00320.29
8.3.10.0040.00423.59
8.3.00.0070.01019.20
8.2.180.0060.00918.54
8.2.170.0140.00722.96
8.2.160.0110.00420.47
8.2.150.0040.00424.18
8.2.140.0000.00924.66
8.2.130.0040.00426.16
8.2.120.0050.00319.36
8.2.110.0030.00622.05
8.2.100.0040.00817.69
8.2.90.0040.00419.22
8.2.80.0050.00317.97
8.2.70.0060.00317.75
8.2.60.0080.00017.80
8.2.50.0030.00618.07
8.2.40.0000.00819.94
8.2.30.0040.00418.16
8.2.20.0040.00417.69
8.2.10.0020.00518.04
8.2.00.0000.00717.66
8.1.280.0080.00825.92
8.1.270.0060.00323.84
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.97
8.1.230.0110.00017.52
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0000.00817.35
8.1.190.0040.00417.13
8.1.180.0030.00718.10
8.1.170.0040.00418.36
8.1.160.0040.00422.02
8.1.150.0040.00418.73
8.1.140.0040.00417.49
8.1.130.0030.00317.76
8.1.120.0000.00717.39
8.1.110.0080.00017.51
8.1.100.0030.00317.40
8.1.90.0040.00417.36
8.1.80.0040.00317.46
8.1.70.0000.00717.32
8.1.60.0060.00317.57
8.1.50.0030.00517.52
8.1.40.0030.00517.42
8.1.30.0040.00417.56
8.1.20.0040.00417.55
8.1.10.0000.00717.58
8.1.00.0060.00317.61
8.0.300.0040.00418.77
8.0.290.0050.00316.75
8.0.280.0070.00018.51
8.0.270.0030.00317.33
8.0.260.0060.00017.32
8.0.250.0060.00016.97
8.0.240.0000.00716.89
8.0.230.0000.00616.97
8.0.220.0000.00716.80
8.0.210.0000.00716.93
8.0.200.0060.00016.84
8.0.190.0030.00616.84
8.0.180.0080.00016.91
8.0.170.0060.00316.98
8.0.160.0000.00716.96
8.0.150.0030.00316.82
8.0.140.0040.00416.70
8.0.130.0000.00713.37
8.0.120.0000.00816.90
8.0.110.0000.00816.89
8.0.100.0050.00316.85
8.0.90.0000.00816.75
8.0.80.0070.01416.89
8.0.70.0050.00316.76
8.0.60.0000.00716.77
8.0.50.0040.00416.86
8.0.30.0100.00817.16
8.0.20.0110.00717.40
8.0.10.0070.00017.05
8.0.00.0130.00416.67
7.4.330.0000.00815.00
7.4.320.0030.00316.37
7.4.300.0030.00316.52
7.4.290.0030.00316.48
7.4.280.0040.00416.59
7.4.270.0000.00816.61
7.4.260.0030.00316.39
7.4.250.0000.00716.49
7.4.240.0040.00316.53
7.4.230.0030.00316.70
7.4.220.0130.00916.45
7.4.210.0060.00816.55
7.4.200.0040.00416.53
7.4.190.0030.00316.77
7.4.160.0110.00416.38
7.4.150.0140.00717.40
7.4.140.0130.00517.86
7.4.130.0080.00816.55
7.4.120.0120.00616.55
7.4.110.0060.01416.56
7.4.100.0100.01016.43
7.4.90.0040.01516.50
7.4.80.0090.01319.39
7.4.70.0120.00616.59
7.4.60.0060.01016.26
7.4.50.0030.00516.41
7.4.40.0060.01216.37
7.4.30.0150.00616.30
7.4.00.0070.01014.90
7.3.330.0030.00313.29
7.3.320.0000.00513.30
7.3.310.0030.00316.34
7.3.300.0000.00716.12
7.3.290.0100.00716.32
7.3.280.0130.00716.32
7.3.270.0110.00817.40
7.3.260.0090.00916.52
7.3.250.0120.00916.44
7.3.240.0030.01416.59
7.3.230.0040.01216.39
7.3.210.0100.00616.27
7.3.200.0120.00619.39
7.3.190.0170.00016.57
7.3.180.0060.00916.25
7.3.170.0000.01716.32
7.3.160.0100.00716.31
7.3.120.0100.00514.86
7.3.110.0030.00714.91
7.3.100.0120.00614.57
7.3.90.0040.00715.05
7.3.80.0110.00714.52
7.3.70.0100.00714.97
7.3.60.0040.01114.84
7.3.50.0070.00714.73
7.3.40.0030.00614.95
7.3.30.0060.00314.90
7.3.20.0100.00316.48
7.3.10.0100.00716.64
7.3.00.0000.01716.66
7.2.330.0100.00716.51
7.2.320.0110.00916.59
7.2.310.0140.00416.51
7.2.300.0140.00716.80
7.2.290.0100.01316.72
7.2.250.0070.01015.10
7.2.240.0090.00915.13
7.2.230.0090.00915.09
7.2.220.0040.01414.83
7.2.210.0030.01315.02
7.2.200.0090.00315.24
7.2.190.0000.01314.95
7.2.180.0030.00715.12
7.2.170.0040.01115.03
7.2.60.0030.00916.96
7.1.330.0070.00715.68
7.1.320.0000.01215.64
7.1.310.0030.01415.51
7.1.300.0030.01015.63
7.1.290.0000.00815.51
7.1.280.0030.00615.31
7.1.270.0040.01115.84
7.1.260.0000.01615.36
7.1.200.0090.00615.64
7.1.100.0030.00918.13
7.1.70.0120.00016.96
7.1.60.0030.02119.46
7.1.50.0030.01316.80
7.1.00.0070.07322.36
7.0.200.0000.00916.56
7.0.140.0000.07722.15
7.0.60.0170.07320.02
7.0.50.0030.05017.87
7.0.40.0100.05720.14
7.0.30.0230.05320.23
7.0.20.0300.05720.09
7.0.10.0100.06320.21
7.0.00.0100.07320.16
5.6.210.0100.06320.55
5.6.200.0100.08318.28
5.6.190.0000.04720.41
5.6.180.0000.08720.41
5.6.170.0130.05020.59
5.6.160.0030.09020.69
5.6.150.0100.03318.28
5.6.140.0100.07718.23
5.6.130.0070.04318.21
5.6.120.0070.08720.98
5.6.110.0100.08021.01
5.6.100.0200.06721.01
5.6.90.0030.04321.08
5.6.80.0170.07020.54
5.5.350.0100.07320.36
5.5.340.0070.05318.02
5.5.330.0030.04720.43
5.5.320.0330.07320.35
5.5.310.0330.07020.24
5.5.300.0030.04717.93
5.5.290.0070.04317.95
5.5.280.0100.08020.77
5.5.270.0170.07720.95
5.5.260.0130.07020.76
5.5.250.0100.08020.46
5.5.240.0070.04320.29
5.4.450.0970.05319.48
5.4.440.0730.06319.34
5.4.430.0200.05319.61
5.4.420.0270.05719.53
5.4.410.0300.06019.38
5.4.400.0230.05018.96
5.4.390.0230.05319.32
5.4.380.0030.06318.84
5.4.370.0170.04718.80
5.4.360.0100.05318.70
5.4.350.0170.05318.70
5.4.340.0070.06318.57
5.4.320.0030.04012.50
5.4.310.0080.05412.49
5.4.300.0150.05012.50
5.4.290.0080.04612.50
5.4.280.0090.04212.40
5.4.270.0120.03512.39
5.4.260.0060.04212.39
5.4.250.0070.04612.39
5.4.240.0070.04112.39
5.4.230.0150.05312.39
5.4.220.0090.03812.39
5.4.210.0070.04012.39
5.4.200.0060.04112.39
5.4.190.0120.05112.39
5.4.180.0060.04412.38
5.4.170.0160.04312.39
5.4.160.0100.05112.39
5.4.150.0070.06812.39
5.4.140.0070.05612.07
5.4.130.0080.04812.06
5.4.120.0090.03612.02
5.4.110.0040.03812.01
5.4.100.0080.03312.02
5.4.90.0070.03912.01
5.4.80.0080.05012.01
5.4.70.0050.04412.01
5.4.60.0110.05712.01
5.4.50.0070.04012.01
5.4.40.0050.03912.00
5.4.30.0120.05612.00
5.4.20.0050.04111.99
5.4.10.0050.03611.99
5.4.00.0080.03511.48
5.3.290.0070.05112.80
5.3.280.0050.04112.71
5.3.270.0090.04212.72
5.3.260.0090.04512.72
5.3.250.0120.05412.72
5.3.240.0100.07512.72
5.3.230.0110.05612.71
5.3.220.0050.05712.68
5.3.210.0090.05712.68
5.3.200.0110.05712.68
5.3.190.0070.05912.68
5.3.180.0100.06412.67
5.3.170.0100.05112.67
5.3.160.0050.04212.67
5.3.150.0070.03912.67
5.3.140.0070.03812.66
5.3.130.0040.04412.66
5.3.120.0080.04312.66
5.3.110.0100.03912.66
5.3.100.0060.04112.14
5.3.90.0050.04012.11
5.3.80.0050.04212.10
5.3.70.0050.04012.10
5.3.60.0050.04012.08
5.3.50.0060.04712.04
5.3.40.0080.03812.04
5.3.30.0090.03611.99
5.3.20.0060.03811.77
5.3.10.0060.03911.73
5.3.00.0090.03911.73
5.2.170.0100.0509.23
5.2.160.0060.0409.23
5.2.150.0100.0349.23
5.2.140.0040.0459.23
5.2.130.0070.0409.19
5.2.120.0030.0449.19
5.2.110.0100.0679.20
5.2.100.0080.0409.18
5.2.90.0070.0469.18
5.2.80.0060.0409.18
5.2.70.0080.0419.18
5.2.60.0110.0409.13
5.2.50.0080.0559.10
5.2.40.0080.0439.08
5.2.30.0100.0439.06
5.2.20.0090.0679.04
5.2.10.0100.0448.94
5.2.00.0070.0808.82
5.1.60.0150.0838.09
5.1.50.0090.0628.09
5.1.40.0090.0378.08
5.1.30.0110.0568.42
5.1.20.0090.0618.45
5.1.10.0110.0358.16
5.1.00.0080.0358.16
5.0.50.0060.0276.64
5.0.40.0070.0256.50
5.0.30.0040.0406.32
5.0.20.0040.0266.29
5.0.10.0060.0256.26
5.0.00.0100.0706.26
4.4.90.0050.0204.78
4.4.80.0040.0284.75
4.4.70.0080.0404.76
4.4.60.0060.0354.75
4.4.50.0030.0194.77
4.4.40.0050.0274.71
4.4.30.0070.0194.75
4.4.20.0050.0244.84
4.4.10.0080.0224.85
4.4.00.0070.0374.76
4.3.110.0060.0264.66
4.3.100.0060.0164.66
4.3.90.0040.0204.63
4.3.80.0040.0354.58
4.3.70.0050.0224.63
4.3.60.0030.0204.63
4.3.50.0030.0214.62
4.3.40.0060.0334.54
4.3.30.0070.0353.30
4.3.20.0050.0383.28
4.3.10.0020.0263.23
4.3.00.0130.0207.27

preferences:
38.9 ms | 401 KiB | 5 Q