3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = [ 'item_1' => 'value_1', 'item_2' => 'value_2', ]; var_dump(array_walk($data, static function (&$value, &$key) { $value = $key; })); var_dump($data);

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)
8.5.10.0120.00616.77
8.5.00.0110.01220.18
8.4.150.0020.00014.05
8.4.140.0110.01317.68
8.4.130.0110.00617.82
8.4.120.0110.01024.28
8.4.110.0130.00718.24
8.4.100.0150.00618.63
8.4.90.0080.01118.84
8.4.80.0120.00818.57
8.4.70.0060.00218.00
8.4.60.0080.00318.75
8.4.50.0140.00518.70
8.4.40.0100.01018.36
8.4.30.0100.01018.59
8.4.20.0070.01417.88
8.4.10.0080.00019.73
8.3.280.0100.01218.48
8.3.270.0080.01116.72
8.3.260.0070.00416.89
8.3.250.0120.00718.67
8.3.240.0110.00717.14
8.3.230.0110.00716.54
8.3.220.0120.00619.09
8.3.210.0130.00616.86
8.3.200.0100.00916.61
8.3.190.0100.00817.12
8.3.180.0130.00516.89
8.3.170.0090.00920.71
8.3.160.0090.00916.47
8.3.150.0120.00617.17
8.3.140.0090.00916.85
8.3.130.0060.00318.70
8.3.120.0000.01520.50
8.3.110.0040.01520.94
8.3.100.0090.00016.78
8.3.90.0000.00826.77
8.3.80.0060.00319.36
8.3.70.0090.00618.56
8.3.60.0120.00618.56
8.3.50.0130.00523.67
8.3.40.0130.00622.08
8.3.30.0040.01118.72
8.3.20.0040.00424.18
8.3.10.0070.00024.66
8.3.00.0040.00426.16
8.2.290.0110.00820.28
8.2.280.0150.00418.65
8.2.270.0150.00317.05
8.2.260.0110.00718.43
8.2.250.0080.00018.33
8.2.240.0100.01018.68
8.2.230.0080.00022.58
8.2.220.0110.00024.06
8.2.210.0080.00026.77
8.2.200.0030.00618.88
8.2.190.0090.00616.58
8.2.180.0080.00825.92
8.2.170.0120.00618.91
8.2.160.0150.00022.96
8.2.150.0040.00425.66
8.2.140.0030.00624.66
8.2.130.0050.00226.16
8.2.120.0070.00026.35
8.2.110.0100.00022.30
8.2.100.0060.00617.84
8.2.90.0000.00917.63
8.2.80.0030.00618.79
8.2.70.0040.00417.50
8.2.60.0090.00617.48
8.2.50.0110.00417.69
8.2.40.0060.00717.73
8.2.30.0080.00717.65
8.2.20.0080.00617.60
8.2.10.0090.00418.06
8.2.00.0070.00818.01
8.1.330.0130.00621.99
8.1.320.0130.01016.25
8.1.310.0040.01117.94
8.1.300.0030.00618.26
8.1.290.0090.00030.84
8.1.280.0080.00625.92
8.1.270.0060.00323.99
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0100.00022.46
8.1.230.0040.00817.77
8.1.220.0040.00417.78
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0100.00417.07
8.1.180.0080.00717.39
8.1.170.0080.00517.63
8.1.160.0070.00617.81
8.1.150.0100.00317.84
8.1.140.0090.00418.24
8.1.130.0090.00418.22
8.1.120.0120.00117.17
8.1.110.0100.00217.34
8.1.100.0100.00317.24
8.1.90.0120.00317.37
8.1.80.0100.00617.30
8.1.70.0100.00417.26
8.1.60.0100.00617.46
8.1.50.0120.00517.47
8.1.40.0120.00517.47
8.1.30.0090.00817.53
8.1.20.0130.00417.57
8.1.10.0120.00617.37
8.1.00.0140.00417.34
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0110.00317.15
8.0.270.0100.00417.13
8.0.260.0090.00517.28
8.0.250.0070.00616.62
8.0.240.0060.00716.69
8.0.230.0090.00616.70
8.0.220.0090.00616.72
8.0.210.0080.00716.74
8.0.200.0130.00316.86
8.0.190.0100.00516.82
8.0.180.0080.00816.87
8.0.170.0120.00416.82
8.0.160.0100.00616.84
8.0.150.0100.00616.80
8.0.140.0100.00516.76
8.0.130.0090.00616.27
8.0.120.0110.00416.80
8.0.110.0100.00516.82
8.0.100.0070.00716.74
8.0.90.0080.00616.80
8.0.80.0110.00516.80
8.0.70.0080.00816.81
8.0.60.0100.00616.75
8.0.50.0110.00516.75
8.0.30.0100.00616.80
8.0.20.0120.00516.90
8.0.10.0120.00416.92
8.0.00.0070.00816.94
7.4.330.0060.00516.20
7.4.320.0080.00316.53
7.4.300.0090.00616.51
7.4.290.0120.00416.48
7.4.280.0090.00616.51
7.4.270.0100.00516.48
7.4.260.0100.00416.03
7.4.250.0090.00516.49
7.4.240.0080.00616.48
7.4.230.0080.00616.51
7.4.220.0060.00616.50
7.4.210.0090.00616.49
7.4.200.0110.00316.46
7.4.190.0080.00716.48
7.4.180.0110.00416.49
7.4.160.0100.00416.49
7.4.150.0090.00616.42
7.4.140.0080.00616.46
7.4.130.0080.00716.45
7.4.120.0110.00516.39
7.4.110.0110.00616.30
7.4.100.0100.00616.42
7.4.90.0090.00716.41
7.4.80.0100.00616.31
7.4.70.0130.00416.32
7.4.60.0110.00516.31
7.4.50.0090.00716.24
7.4.40.0100.00616.21
7.4.30.0090.00716.28
7.4.20.0070.00716.24
7.4.10.0090.00516.37
7.4.00.0080.00616.36
7.3.330.0100.00516.29
7.3.320.0100.00415.86
7.3.310.0100.00516.33
7.3.300.0100.00516.26
7.3.290.0110.00516.35
7.3.280.0100.00616.36
7.3.270.0120.00316.35
7.3.260.0130.00316.35
7.3.250.0120.00416.33
7.3.240.0120.00516.22
7.3.230.0080.00916.32
7.3.220.0110.00616.23
7.3.210.0120.00516.26
7.3.200.0120.00516.22
7.3.190.0110.00816.24
7.3.180.0110.00716.25
7.3.170.0100.00816.24
7.3.160.0110.00716.29
7.3.150.0120.00616.30
7.3.140.0130.00516.28
7.3.130.0090.00816.28
7.3.120.0110.00616.32
7.3.110.0090.00716.27
7.3.100.0100.00716.26
7.3.90.0100.00616.39
7.3.80.0100.00716.22
7.3.70.0120.00616.29
7.3.60.0100.00616.34
7.3.50.0100.00616.38
7.3.40.0100.00716.34
7.3.30.0120.00716.35
7.3.20.0160.00317.02
7.3.10.0150.00516.99
7.3.00.0130.00716.94
7.2.340.0120.00516.24
7.2.330.0120.00716.19
7.2.320.0120.00716.29
7.2.310.0100.00816.27
7.2.300.0120.00616.32
7.2.290.0120.00716.31
7.2.280.0140.00516.29
7.2.270.0120.00616.30
7.2.260.0100.00816.31
7.2.250.0120.00716.32
7.2.240.0110.00816.27
7.2.230.0140.00416.26
7.2.220.0140.00416.29
7.2.210.0110.00816.29
7.2.200.0120.00716.37
7.2.190.0120.00616.39
7.2.180.0130.00516.38
7.2.170.0120.00516.40
7.2.160.0140.00416.39
7.2.150.0150.00617.00
7.2.140.0160.00617.09
7.2.130.0160.00517.14
7.2.120.0130.00717.13
7.2.110.0160.00617.12
7.2.100.0130.00717.06
7.2.90.0130.00817.04
7.2.80.0130.00717.06
7.2.70.0130.00717.07
7.2.60.0160.00617.06
7.2.50.0140.00617.05
7.2.40.0140.00817.09
7.2.30.0140.00817.08
7.2.20.0150.00617.13
7.2.10.0170.00417.05
7.2.00.0150.00617.11

preferences:
36.18 ms | 403 KiB | 5 Q