3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = ['Oliver' => 1, 'John' => 2, 'Fernando' => 3]; list($cat, $dog, $horse) = array_keys($foo); var_dump($horse);

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)
8.3.60.0090.00618.16
8.3.50.0140.00018.04
8.3.40.0000.01518.58
8.3.30.0070.00718.58
8.3.20.0040.00421.45
8.3.10.0030.00521.88
8.3.00.0080.00023.48
8.2.180.0150.00618.29
8.2.170.0030.01022.96
8.2.160.0100.00320.02
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00320.90
8.2.120.0040.00426.35
8.2.110.0050.00521.06
8.2.100.0090.00317.78
8.2.90.0000.00818.20
8.2.80.0040.00418.16
8.2.70.0040.00418.04
8.2.60.0060.00317.93
8.2.50.0000.00818.22
8.2.40.0030.00519.22
8.2.30.0040.00421.04
8.2.20.0050.00317.98
8.2.10.0040.00418.04
8.2.00.0030.00620.91
8.1.280.0110.00725.92
8.1.270.0030.01023.99
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0050.00522.48
8.1.230.0070.00420.98
8.1.220.0000.00917.74
8.1.210.0000.00818.77
8.1.200.0080.00017.35
8.1.190.0040.00417.13
8.1.180.0000.00818.10
8.1.170.0000.00818.33
8.1.160.0040.00418.73
8.1.150.0000.00818.95
8.1.140.0040.00417.50
8.1.130.0040.00419.11
8.1.120.0040.00417.41
8.1.110.0080.00017.42
8.1.100.0000.00717.37
8.1.90.0070.00017.37
8.1.80.0000.00717.40
8.1.70.0040.00417.41
8.1.60.0030.00617.50
8.1.50.0050.00317.34
8.1.40.0020.00517.34
8.1.30.0030.00517.62
8.1.20.0040.00417.62
8.1.10.0050.00317.48
8.1.00.0070.00017.54
8.0.300.0000.00719.77
8.0.290.0000.00716.63
8.0.280.0030.00318.36
8.0.270.0000.00717.12
8.0.260.0070.00018.61
8.0.250.0000.00716.89
8.0.240.0000.00716.90
8.0.230.0030.00316.90
8.0.220.0000.00716.73
8.0.210.0030.00316.71
8.0.200.0030.00316.82
8.0.190.0060.00316.90
8.0.180.0000.00716.72
8.0.170.0000.00816.87
8.0.160.0050.00216.82
8.0.150.0000.00716.64
8.0.140.0000.00816.73
8.0.130.0000.00513.25
8.0.120.0000.00716.80
8.0.110.0030.00416.77
8.0.100.0040.00416.86
8.0.90.0040.00416.84
8.0.80.0060.01016.79
8.0.70.0030.00416.68
8.0.60.0050.00316.64
8.0.50.0040.00416.63
8.0.30.0110.01016.93
8.0.20.0110.01117.40
8.0.10.0040.00417.05
8.0.00.0110.00916.75
7.4.330.0000.00516.71
7.4.320.0000.00616.43
7.4.300.0100.00016.48
7.4.290.0030.00316.32
7.4.280.0050.00316.53
7.4.270.0070.00016.43
7.4.260.0030.00616.53
7.4.250.0000.00716.28
7.4.240.0030.00316.54
7.4.230.0000.00716.23
7.4.220.0000.00716.32
7.4.210.0110.00516.51
7.4.200.0030.00516.53
7.4.160.0080.01016.43
7.4.140.0100.00717.86
7.4.130.0170.00016.70
7.4.120.0090.00916.44
7.4.110.0070.01016.27
7.4.100.0080.00816.46
7.4.90.0160.00616.48
7.4.80.0090.00919.39
7.4.70.0140.00716.42
7.4.60.0070.01016.52
7.4.50.0060.00916.48
7.4.40.0120.00316.18
7.4.00.0030.01214.86
7.3.330.0020.00213.02
7.3.320.0000.00613.10
7.3.310.0070.00016.14
7.3.300.0040.00416.23
7.3.290.0030.00316.17
7.3.280.0080.01016.14
7.3.260.0150.00516.44
7.3.240.0110.00516.42
7.3.230.0170.00016.35
7.3.210.0140.00316.35
7.3.200.0100.00916.29
7.3.190.0110.00716.31
7.3.180.0080.00816.19
7.3.170.0100.01116.21
7.3.160.0060.00916.30
7.2.330.0150.00916.31
7.2.320.0110.00816.57
7.2.310.0070.01016.60
7.2.300.0070.01016.57
7.2.290.0170.00816.61
7.2.60.0030.01016.82
7.2.50.0070.00716.64
7.2.40.0420.01017.74
7.2.30.0730.01017.87
7.2.20.0680.00717.62
7.2.10.0480.00517.93
7.2.00.0410.00817.63
7.1.200.0070.00715.85
7.1.160.0690.01116.89
7.1.150.0620.01117.00
7.1.140.0430.01016.95
7.1.130.0440.00617.07
7.1.120.0420.00816.84
7.1.110.0410.00716.00
7.1.100.0430.00916.14
7.1.90.0510.01016.06
7.1.80.0460.00816.12
7.1.70.0390.00815.39
7.1.60.0580.01333.27
7.1.50.0620.00633.04
7.1.40.0640.00932.44
7.1.30.0590.00932.49
7.1.20.0590.01032.73
7.1.10.0430.00514.75
7.1.00.0440.00814.61

preferences:
48.26 ms | 400 KiB | 5 Q