3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = [['foo' => 'bar'],['foo' => 'bar']]; var_export(array_unique($test, SORT_REGULAR));

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)
8.3.60.0100.01016.63
8.3.50.0120.00316.22
8.3.40.0110.00418.69
8.3.30.0120.00318.47
8.3.20.0040.00420.21
8.3.10.0000.00721.85
8.3.00.0040.00417.53
8.2.180.0070.00716.50
8.2.170.0070.01322.96
8.2.160.0110.00420.31
8.2.150.0110.00424.18
8.2.140.0090.00024.66
8.2.130.0040.00422.21
8.2.120.0040.00426.35
8.2.110.0030.00619.38
8.2.100.0140.00017.91
8.2.90.0000.00819.22
8.2.80.0000.00918.04
8.2.70.0040.00417.37
8.2.60.0040.00417.80
8.2.50.0030.00618.10
8.2.40.0040.00420.55
8.2.30.0050.00320.86
8.2.20.0040.00417.91
8.2.10.0040.00418.05
8.2.00.0030.00317.96
8.1.280.0030.01225.92
8.1.270.0040.00423.85
8.1.260.0050.00226.35
8.1.250.0060.01228.09
8.1.240.0030.00720.64
8.1.230.0040.00717.70
8.1.220.0030.00617.74
8.1.210.0030.00518.77
8.1.200.0000.01017.23
8.1.190.0000.00817.23
8.1.180.0080.00018.10
8.1.170.0000.00818.56
8.1.160.0050.00318.88
8.1.150.0030.00520.61
8.1.140.0040.00419.39
8.1.130.0070.00018.81
8.1.120.0000.00717.31
8.1.110.0000.00717.37
8.1.100.0000.00817.35
8.1.90.0070.00017.39
8.1.80.0000.00817.41
8.1.70.0070.00017.28
8.1.60.0040.00417.45
8.1.50.0040.00417.34
8.1.40.0050.00217.45
8.1.30.0060.00617.49
8.1.20.0030.00517.57
8.1.10.0080.00017.41
8.1.00.0070.00017.43
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0030.00318.39
8.0.270.0050.00317.13
8.0.260.0030.00316.67
8.0.250.0030.00316.87
8.0.240.0060.00316.80
8.0.230.0000.00716.75
8.0.220.0000.00716.84
8.0.210.0070.00016.87
8.0.200.0060.00016.72
8.0.190.0040.00416.88
8.0.180.0000.01016.75
8.0.170.0070.00016.86
8.0.160.0020.00516.86
8.0.150.0070.00016.78
8.0.140.0050.00316.84
8.0.130.0000.00613.22
8.0.120.0050.00216.81
8.0.110.0000.00716.76
8.0.100.0040.00416.76
8.0.90.0000.00716.86
8.0.80.0120.00916.80
8.0.70.0000.00816.77
8.0.60.0000.00716.65
8.0.50.0070.00016.88
8.0.30.0100.00617.15
8.0.20.0100.00917.40
8.0.10.0030.00516.82
8.0.00.0110.00716.44
7.4.330.0000.00515.55
7.4.320.0000.00716.36
7.4.300.0030.00316.61
7.4.290.0030.00316.54
7.4.280.0050.00516.43
7.4.270.0020.00516.52
7.4.260.0070.00016.28
7.4.250.0070.00016.42
7.4.240.0000.00716.52
7.4.230.0030.00316.52
7.4.220.0070.01116.42
7.4.210.0090.01316.38
7.4.200.0030.00316.34
7.4.160.0080.01016.41
7.4.150.0040.01517.40
7.4.140.0130.00617.86
7.4.130.0130.00616.49
7.4.120.0060.01016.40
7.4.110.0110.00716.39
7.4.100.0100.00716.54
7.4.90.0090.00916.36
7.4.80.0030.01219.39
7.4.70.0070.01016.24
7.4.60.0130.00316.21
7.4.50.0080.00816.30
7.4.40.0060.01016.39
7.4.30.0070.01016.37
7.4.00.0060.00914.84
7.3.330.0020.00213.07
7.3.320.0000.00512.95
7.3.310.0040.00416.27
7.3.300.0000.00716.14
7.3.290.0060.01016.09
7.3.280.0070.00916.12
7.3.270.0130.00317.40
7.3.260.0100.00716.20
7.3.250.0090.00916.24
7.3.240.0030.01416.22
7.3.230.0170.00016.46
7.3.210.0070.01016.54
7.3.200.0170.00316.18
7.3.190.0040.01116.21
7.3.180.0060.00916.35
7.3.170.0060.01516.45
7.3.160.0100.00616.29
7.3.10.0070.00716.46
7.3.00.0100.00716.54
7.2.330.0070.01716.50
7.2.320.0090.00916.46
7.2.310.0080.00916.38
7.2.300.0090.01216.47
7.2.290.0060.01016.51
7.2.130.0110.00416.90
7.2.120.0100.00316.43
7.2.110.0120.00316.59
7.2.100.0070.01016.69
7.2.90.0110.00716.65
7.2.80.0030.00716.70
7.2.70.0060.00916.74
7.2.60.0050.00816.83
7.2.50.0040.01116.84
7.2.40.0060.00916.71
7.2.30.0040.01116.66
7.2.20.0030.01416.52
7.2.10.0030.01016.67
7.2.00.0040.00817.94
7.1.250.0100.00315.55
7.1.200.0090.00615.78
7.1.100.0040.00818.01
7.1.70.0060.01016.97
7.1.60.0360.00834.96
7.1.50.0270.01234.43
7.1.40.0240.00934.05
7.1.30.0210.01834.54
7.1.20.0280.01534.71
7.1.10.0090.00916.43
7.1.00.0090.01116.56
7.0.200.0080.00816.48
7.0.190.0050.01216.76
7.0.180.0030.01516.06
7.0.170.0120.00916.05
7.0.160.0060.00916.09
7.0.150.0060.01216.24
7.0.140.0040.01316.39
7.0.130.0070.01016.30
7.0.120.0070.01216.57
7.0.110.0050.01116.30
7.0.100.0100.00716.37
7.0.90.0030.01416.08
7.0.80.0000.01716.39
7.0.70.0100.01116.37
7.0.60.0100.00816.01
7.0.50.0200.00016.34
7.0.40.0130.01116.29
7.0.30.0110.01316.46
7.0.20.0130.00516.48
7.0.10.0120.00816.53
7.0.00.0040.01316.11

preferences:
56.43 ms | 401 KiB | 5 Q