3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ 'id' => 1, 'field' => 2, 'field1' ]; var_dump(array_diff_key($arr,['id'=>'ololo']));

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)
8.3.60.0120.00316.75
8.3.50.0080.00616.37
8.3.40.0070.00718.57
8.3.30.0070.00718.54
8.3.20.0070.00020.29
8.3.10.0080.00023.51
8.3.00.0050.00317.38
8.2.180.0070.01418.05
8.2.170.0110.00422.96
8.2.160.0090.00620.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00020.52
8.2.120.0040.00426.35
8.2.110.0000.01020.26
8.2.100.0060.00617.66
8.2.90.0000.00719.09
8.2.80.0050.00317.97
8.2.70.0060.00317.50
8.2.60.0000.00817.90
8.2.50.0000.00818.10
8.2.40.0000.00720.30
8.2.30.0050.00220.89
8.2.20.0040.00417.90
8.2.10.0000.00917.97
8.2.00.0070.00018.05
8.1.280.0140.00725.92
8.1.270.0040.00423.83
8.1.260.0000.00726.35
8.1.250.0070.00728.09
8.1.240.0060.00322.05
8.1.230.0120.00019.29
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.13
8.1.190.0080.00017.10
8.1.180.0000.00818.10
8.1.170.0060.00318.59
8.1.160.0000.00719.00
8.1.150.0040.00420.57
8.1.140.0040.00419.41
8.1.130.0080.00018.87
8.1.120.0040.00417.30
8.1.110.0000.00817.39
8.1.100.0030.00517.42
8.1.90.0000.00717.41
8.1.80.0040.00417.46
8.1.70.0030.00317.45
8.1.60.0000.00817.52
8.1.50.0000.00817.38
8.1.40.0000.00717.45
8.1.30.0050.00517.52
8.1.20.0030.00617.58
8.1.10.0060.00317.44
8.1.00.0040.00417.37
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.34
8.0.270.0030.00717.19
8.0.260.0030.00316.80
8.0.250.0000.00716.79
8.0.240.0000.00716.75
8.0.230.0040.00416.91
8.0.220.0000.00716.87
8.0.210.0040.00416.70
8.0.200.0030.00316.78
8.0.190.0050.00316.93
8.0.180.0030.00516.80
8.0.170.0030.00516.89
8.0.160.0030.00316.82
8.0.150.0040.00416.81
8.0.140.0040.00416.67
8.0.130.0000.00513.27
8.0.120.0030.00516.73
8.0.110.0040.00416.85
8.0.100.0000.00716.92
8.0.90.0040.00416.74
8.0.80.0080.00816.82
8.0.70.0030.00516.79
8.0.60.0000.00716.93
8.0.50.0000.00716.71
8.0.30.0100.00716.88
8.0.20.0100.00917.40
8.0.10.0070.00016.78
8.0.00.0090.00916.89
7.4.330.0020.00215.55
7.4.320.0030.00316.48
7.4.300.0030.00316.50
7.4.290.0040.00416.45
7.4.280.0080.00016.52
7.4.270.0000.00816.55
7.4.260.0050.00013.16
7.4.250.0040.00416.51
7.4.240.0040.00416.38
7.4.230.0030.00316.55
7.4.220.0100.01616.49
7.4.210.0060.01116.47
7.4.200.0050.00216.42
7.4.160.0090.00716.30
7.4.150.0070.01017.40
7.4.140.0080.01017.86
7.4.130.0110.00716.53
7.4.120.0120.00916.41
7.3.330.0000.00512.89
7.3.320.0030.00313.06
7.3.310.0030.00316.03
7.3.300.0030.00316.13
7.3.290.0030.00316.15
7.3.280.0080.00916.14
7.3.270.0080.01117.40
7.3.260.0100.00616.23
7.3.250.0130.00916.23
7.3.240.0090.00816.12

preferences:
44.48 ms | 401 KiB | 5 Q