3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = [ (object) ["email" => "gffggfg"], (object) ["email" => "wefwef@test.it"], (object) ["email" => "wefewf"], ]; $array2 = [ (object) ["email" => "gffggfg@test.it"], (object) ["email" => "wefwef"], (object) ["email" => "wefewf"], ]; var_export( array_unique(array_merge($array1, $array2)) );

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)
8.3.60.0140.00718.43
8.3.50.0070.01020.03
8.3.40.0110.00718.79
8.3.30.0140.00621.00
8.3.20.0100.00923.57
8.3.10.0080.00923.81
8.3.00.0110.00324.56
8.2.180.0150.00325.92
8.2.170.0070.00718.91
8.2.160.0100.00822.96
8.2.150.0050.01024.31
8.2.140.0070.00723.81
8.2.130.0090.00324.56
8.2.120.0110.00421.40
8.2.110.0100.00521.75
8.2.100.0140.00320.59
8.2.90.0150.00720.35
8.2.80.0110.00719.90
8.2.70.0140.00719.78
8.2.60.0170.00319.83
8.2.50.0130.00519.75
8.2.40.0170.00519.86
8.2.30.0060.00919.82
8.2.20.0150.00220.39
8.2.10.0090.00619.88
8.2.00.0110.00720.19
8.1.280.0100.01425.92
8.1.270.0070.00723.48
8.1.260.0070.00524.66
8.1.250.0080.00325.53
8.1.240.0120.00920.14
8.1.230.0100.01021.39
8.1.220.0100.00619.76
8.1.210.0140.00820.47
8.1.200.0110.00819.63
8.1.190.0140.00219.60
8.1.180.0070.00719.58
8.1.170.0090.00619.86
8.1.160.0090.00520.02
8.1.150.0080.00520.35
8.1.140.0100.00319.60
8.1.130.0110.00319.61
8.1.120.0090.00519.56
8.1.110.0080.00619.63
8.1.100.0070.00819.66
8.1.90.0100.00419.60
8.1.80.0080.00719.61
8.1.70.0100.00519.67
8.1.60.0150.00319.71
8.1.50.0120.00719.57
8.1.40.0130.00519.63
8.1.30.0110.00319.73
8.1.20.0110.00719.73
8.1.10.0150.00519.65
8.1.00.0110.00519.64
8.0.300.0120.00519.29
8.0.290.0100.00719.17
8.0.280.0140.00319.70
8.0.270.0100.00619.62
8.0.260.0110.00719.29
8.0.250.0140.00419.38
8.0.240.0140.00419.32
8.0.230.0120.00519.41
8.0.220.0140.00419.35
8.0.210.0110.00719.29
8.0.200.0140.00419.33
8.0.190.0180.00519.30
8.0.180.0110.00719.28
8.0.170.0120.00519.36
8.0.160.0130.00419.37
8.0.150.0160.00819.29
8.0.140.0160.00419.27
8.0.130.0150.00419.28
8.0.120.0140.00419.31
8.0.110.0160.00319.31
8.0.100.0150.00419.33
8.0.90.0180.00419.30
8.0.80.0150.00419.21
8.0.70.0100.00619.32
8.0.60.0150.00519.29
8.0.50.0170.00419.30
8.0.30.0120.00419.31
8.0.20.0160.00419.34
8.0.10.0190.00619.35
7.4.330.0110.00618.07
7.4.320.0110.00519.16
7.4.300.0130.00419.15
7.4.290.0150.00419.05
7.4.280.0160.00519.13
7.4.270.0120.00719.12
7.4.260.0170.00419.09
7.4.250.0120.00719.16
7.4.240.0110.00719.10
7.4.230.0130.01019.13
7.4.220.0140.00719.15
7.4.210.0160.00519.13
7.4.200.0140.00519.11
7.4.190.0170.00819.12
7.4.180.0130.00719.17
7.4.160.0150.00219.17
7.4.150.0120.00519.13
7.4.140.0140.00619.09
7.4.130.0170.00319.10
7.4.120.0100.00719.12
7.4.110.0140.00519.04
7.4.100.0110.00719.11
7.4.90.0130.00619.04
7.4.80.0130.00919.04
7.4.70.0170.00519.11
7.4.60.0170.00519.05
7.4.50.0190.00519.04
7.4.40.0230.00519.00
7.4.30.0140.00819.08
7.4.20.0220.00419.12
7.4.10.0180.00719.12
7.4.00.0090.00819.10

preferences:
47.19 ms | 400 KiB | 5 Q