3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SomeHelperClass { public $_arr = []; public function addValue($value, $key = null): void { if ($key !== null) { $this->_arr[$key] = $value; } else { $this->_arr[] = $value; } } } $test = new SomeHelperClass; var_export($test->_arr); echo "\n"; $test->addValue(1); var_export($test->_arr); echo "\n"; $test->addValue(2); var_export($test->_arr); echo "\n"; $test->addValue(3, 4); var_export($test->_arr); echo "\n"; $test->addValue(4, 3); var_export($test->_arr); echo "\n"; $test->addValue(5); var_export($test->_arr);

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)
8.4.120.0090.00724.12
8.4.110.0100.01419.70
8.4.100.0150.00418.65
8.4.90.0090.00819.05
8.4.80.0140.00718.85
8.4.70.0110.00817.98
8.4.60.0110.01118.64
8.4.50.0100.00917.90
8.4.40.0070.00417.92
8.4.30.0160.00620.49
8.4.20.0120.00924.26
8.4.10.0030.00623.99
8.3.250.0090.00918.94
8.3.240.0100.00617.30
8.3.230.0150.00316.55
8.3.220.0110.00818.96
8.3.210.0140.00916.51
8.3.200.0060.00316.49
8.3.190.0090.00617.30
8.3.180.0140.00418.28
8.3.170.0080.00019.24
8.3.160.0050.00318.54
8.3.150.0140.00419.17
8.3.140.0030.00618.75
8.3.130.0090.00018.52
8.3.120.0080.00018.82
8.3.110.0030.00620.94
8.3.100.0060.00318.56
8.3.90.0080.00026.77
8.3.80.0030.00619.36
8.3.70.0090.00618.18
8.3.60.0120.00616.63
8.3.50.0150.00318.61
8.3.40.0170.00320.18
8.3.30.0080.00818.83
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.290.0110.00720.32
8.2.280.0100.01018.46
8.2.270.0150.00416.73
8.2.260.0040.00416.67
8.2.250.0070.00718.43
8.2.240.0060.00317.07
8.2.230.0110.00822.58
8.2.220.0000.00824.06
8.2.210.0000.00826.77
8.2.200.0120.00418.88
8.2.190.0180.00316.68
8.2.180.0110.00416.50
8.2.170.0120.00618.94
8.2.160.0120.00322.96
8.2.150.0080.00025.66
8.2.140.0040.00424.66
8.2.130.0000.00926.16
8.2.120.0080.00019.83
8.2.110.0060.00320.16
8.2.100.0070.00417.91
8.2.90.0030.00619.30
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0030.00717.63
8.2.50.0060.00317.63
8.2.40.0030.00617.75
8.2.30.0120.00317.62
8.2.20.0030.00617.62
8.2.10.0130.00317.62
8.2.00.0130.00317.62
8.1.330.0110.00723.79
8.1.320.0100.00916.38
8.1.310.0000.00816.04
8.1.300.0120.00618.26
8.1.290.0060.00330.84
8.1.280.0110.01125.92
8.1.270.0000.00824.66
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0070.00322.13
8.1.230.0030.00920.91
8.1.220.0080.00317.76
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0040.00417.23
8.1.180.0040.00718.10
8.1.170.0100.00717.62
8.1.160.0180.00017.62
8.1.150.0140.00317.62
8.1.140.0080.00817.62
8.1.130.0120.00417.62
8.1.120.0110.00617.62
8.1.110.0110.00517.62
8.1.100.0040.01217.62
8.1.90.0100.00517.62
8.1.80.0160.00017.62
8.1.70.0160.00517.62
8.1.60.0120.00617.62
8.1.50.0130.00517.62
8.1.40.0110.00717.62
8.1.30.0120.00617.63
8.1.20.0150.00617.62
8.1.10.0110.00717.62
8.1.00.0140.00417.62
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0150.00017.62
8.0.270.0160.00017.62
8.0.260.0100.00717.62
8.0.250.0120.00417.62
8.0.240.0080.00817.62
8.0.230.0150.00417.62
8.0.220.0080.00817.62
8.0.210.0140.00317.62
8.0.200.0110.00617.62
8.0.190.0150.00317.62
8.0.180.0130.00317.62
8.0.170.0000.01617.62
8.0.160.0120.00417.62
8.0.150.0180.00017.62
8.0.140.0120.00517.62
8.0.130.0130.00317.62
8.0.120.0090.00917.62
8.0.110.0090.00717.62
8.0.100.0130.00417.62
8.0.90.0130.00417.62
8.0.80.0080.00817.62
8.0.70.0100.00717.62
8.0.60.0120.00417.62
8.0.50.0110.00517.62
8.0.30.0120.00417.62
8.0.20.0170.00017.62
8.0.10.0050.01117.62

preferences:
27.14 ms | 403 KiB | 5 Q