3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = array ( 'item1' => array ( 'myValues' => array ( 1 => 5, 2 => 1, ), ), 'item2' => array ( 'myValues' => array ( 1 => 5, 2 => 1, ), ), ); $array2 = array ( 'item1' => array ( 1 => 2, ), 'item2' => array ( 1 => 5, 2 => 1, ), ); foreach ($array2 as $key => $subarray) { $array1[$key]['myValues2'] = $subarray; } var_export($array1);

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)
8.3.60.0110.00718.43
8.3.50.0110.00416.30
8.3.40.0060.00918.68
8.3.30.0070.00718.56
8.3.20.0040.00420.82
8.3.10.0040.00421.95
8.3.00.0050.00221.90
8.2.180.0150.00318.41
8.2.170.0000.01522.96
8.2.160.0140.00020.47
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00019.77
8.2.110.0000.00921.02
8.2.100.0090.00317.78
8.2.90.0050.00317.84
8.2.80.0060.00317.97
8.2.70.0000.00818.03
8.2.60.0030.00618.16
8.2.50.0050.00318.10
8.2.40.0000.00819.48
8.2.30.0000.00719.21
8.2.20.0050.00318.11
8.2.10.0070.00019.20
8.2.00.0000.00719.36
8.1.280.0070.00725.92
8.1.270.0040.00422.13
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0090.00022.25
8.1.230.0110.00022.63
8.1.220.0060.00317.74
8.1.210.0000.00918.77
8.1.200.0060.00317.23
8.1.190.0060.00317.35
8.1.180.0030.00618.95
8.1.170.0080.00018.64
8.1.160.0000.00819.02
8.1.150.0050.00318.77
8.1.140.0040.00420.75
8.1.130.0030.00320.27
8.1.120.0040.00417.40
8.1.110.0070.00017.48
8.1.100.0000.00717.51
8.1.90.0000.00717.48
8.1.80.0000.00717.48
8.1.70.0000.00717.34
8.1.60.0030.00517.59
8.1.50.0060.00317.50
8.1.40.0050.00517.39
8.1.30.0080.00017.66
8.1.20.0000.00817.64
8.1.10.0000.00817.39
8.1.00.0040.00417.41
8.0.300.0070.00019.64
8.0.290.0040.00416.75
8.0.280.0000.00718.39
8.0.270.0070.00016.82
8.0.260.0030.00320.04
8.0.250.0050.00216.97
8.0.240.0000.00616.94
8.0.230.0030.00316.98
8.0.220.0050.00316.91
8.0.210.0030.00316.85
8.0.200.0070.00016.93
8.0.190.0000.00716.93
8.0.180.0050.00216.87
8.0.170.0040.00416.90
8.0.160.0050.00216.89
8.0.150.0030.00616.84
8.0.140.0000.00716.86
8.0.130.0060.00013.29
8.0.120.0000.00816.86
8.0.110.0000.00716.69
8.0.100.0070.00016.77
8.0.90.0030.00616.96
8.0.80.0100.01416.93
8.0.70.0050.00316.96
8.0.60.0040.00416.90
8.0.50.0040.00416.92
8.0.30.0120.00616.94
8.0.20.0120.00717.14
8.0.10.0050.00216.84
8.0.00.0060.01416.77
7.4.330.0000.00516.83
7.4.320.0030.00316.49
7.4.300.0040.00416.61
7.4.290.0090.00016.60
7.4.280.0000.00716.58
7.4.270.0000.00716.52
7.4.260.0050.00013.25
7.4.250.0040.00416.37
7.4.240.0040.00416.53
7.4.230.0050.00316.32
7.4.220.0040.00416.36
7.4.210.0120.00616.55
7.4.200.0060.00316.49
7.4.140.0050.01417.86
7.4.130.0110.01016.51
7.4.120.0170.00716.63
7.4.110.0070.01016.41
7.4.100.0140.00816.55
7.4.90.0150.00316.58
7.4.80.0170.00319.39
7.4.70.0110.00616.48
7.4.60.0090.00616.41
7.4.50.0060.01016.75
7.4.40.0090.00916.51
7.4.20.0040.01916.49
7.4.10.0130.00916.20
7.4.00.0050.01116.53
7.3.330.0000.00716.38
7.3.320.0060.00013.08
7.3.310.0040.00216.25
7.3.300.0030.00316.31
7.3.290.0070.00016.31
7.3.260.0060.01616.62
7.3.240.0140.00716.54
7.3.230.0070.01316.55
7.3.210.0120.00616.27
7.3.200.0150.00416.51
7.3.190.0060.01216.38
7.3.180.0070.01416.70
7.3.170.0130.00316.36
7.3.160.0070.01016.47
7.3.130.0190.00316.31
7.3.120.0100.01316.41
7.3.110.0190.00416.20
7.3.100.0130.00316.51
7.3.90.0070.01116.31
7.3.80.0030.01316.31
7.3.70.0030.01316.49
7.3.60.0060.00916.50
7.3.50.0100.00516.27
7.3.40.0140.00416.22
7.3.30.0030.01316.39
7.3.20.0110.01116.27
7.3.10.0150.00716.32
7.3.00.0120.00916.49
7.2.330.0100.00716.69
7.2.320.0180.00016.55
7.2.310.0040.01216.64
7.2.300.0060.01116.69
7.2.290.0050.01416.46
7.2.260.0170.00016.57
7.2.250.0120.01216.27
7.2.240.0160.00316.63
7.2.230.0070.01416.49
7.2.220.0100.01316.45
7.2.210.0030.01316.47
7.2.200.0060.01016.51
7.2.190.0030.01616.32
7.2.180.0040.01216.54
7.2.170.0060.01016.54
7.2.160.0120.01116.44
7.2.150.0130.01016.73
7.2.140.0100.01316.46
7.2.130.0030.01916.70
7.2.120.0060.00916.61
7.2.110.0000.01816.64
7.2.100.0090.00916.44
7.2.90.0110.01416.70
7.2.80.0100.00916.47
7.2.70.0120.00616.74
7.2.60.0130.01316.74
7.2.50.0100.00716.60
7.2.40.0070.01616.57
7.2.30.0170.00316.75
7.2.20.0130.00616.43
7.2.10.0070.01016.61
7.2.00.0130.00316.49

preferences:
54.77 ms | 401 KiB | 5 Q