3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( array( "a", "b", "c" => "def" ), array( "aa", "bb", "cc" => "def" ), array( "a", "b", "c" => "defg" ), array( "aa", "bb", "cc" => "def" ), array( "a", "b", "c" => "def" ), ); var_dump( array_unique( $array, 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)
8.3.60.0180.00418.30
8.3.50.0200.00721.02
8.3.40.0100.00618.41
8.3.30.0120.00320.20
8.3.20.0050.00320.23
8.3.10.0060.00320.84
8.3.00.0000.00823.48
8.2.180.0060.01016.38
8.2.170.0070.00722.96
8.2.160.0090.00620.57
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0080.00021.14
8.2.110.0040.00419.30
8.2.100.0070.00417.72
8.2.90.0040.00419.05
8.2.80.0080.00017.97
8.2.70.0030.00617.38
8.2.60.0080.00017.93
8.2.50.0110.00018.07
8.2.40.0000.00919.77
8.2.30.0030.00619.43
8.2.20.0030.00617.65
8.2.10.0070.00017.61
8.2.00.0050.00217.65
8.1.280.0090.00925.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00722.39
8.1.230.0110.00020.94
8.1.220.0050.00318.77
8.1.210.0060.00618.78
8.1.200.0050.00517.23
8.1.190.0040.00417.41
8.1.180.0050.00318.10
8.1.170.0060.00318.59
8.1.160.0000.00718.75
8.1.150.0040.00418.52
8.1.140.0040.00417.37
8.1.130.0000.00717.87
8.1.120.0030.00517.36
8.1.110.0040.00417.40
8.1.100.0000.00717.35
8.1.90.0000.00817.45
8.1.80.0000.00817.27
8.1.70.0030.00317.35
8.1.60.0030.00717.42
8.1.50.0070.00017.36
8.1.40.0050.00317.48
8.1.30.0040.00417.46
8.1.20.0080.00017.47
8.1.10.0000.00817.45
8.1.00.0040.00417.28
8.0.300.0000.00719.93
8.0.290.0070.00017.18
8.0.280.0050.00318.37
8.0.270.0040.00417.05
8.0.260.0070.00016.76
8.0.250.0040.00416.88
8.0.240.0040.00416.88
8.0.230.0070.00016.92
8.0.220.0040.00416.79
8.0.210.0000.00716.73
8.0.200.0030.00316.90
8.0.190.0030.00516.77
8.0.180.0070.00016.89
8.0.170.0000.00716.76
8.0.160.0070.00016.82
8.0.150.0000.00716.79
8.0.140.0030.00616.69
8.0.130.0030.00313.26
8.0.120.0000.00816.84
8.0.110.0040.00416.80
8.0.100.0000.00716.81
8.0.90.0000.00816.95
8.0.80.0170.00416.80
8.0.70.0030.00516.69
8.0.60.0040.00416.77
8.0.50.0050.00216.92
8.0.30.0070.01316.85
8.0.20.0090.00917.40
8.0.10.0080.00016.79
8.0.00.0120.00916.68
7.4.330.0050.00016.71
7.4.320.0030.00316.56
7.4.300.0060.00016.45
7.4.290.0000.00716.54
7.4.280.0000.00716.57
7.4.270.0000.00716.45
7.4.260.0000.00513.21
7.4.250.0050.00316.48
7.4.240.0000.00716.45
7.4.230.0000.00716.42
7.4.220.0070.01016.36
7.4.210.0070.01016.46
7.4.200.0030.00516.37
7.4.190.0070.00016.37
7.4.160.0060.01016.49
7.4.150.0100.01017.40
7.4.140.0180.00317.86
7.4.130.0150.00516.38
7.4.120.0070.01116.35
7.4.110.0090.01016.52
7.4.100.0040.01616.35
7.4.90.0110.00716.36
7.4.80.0170.00419.39
7.4.70.0060.01116.36
7.4.60.0170.00016.36
7.4.50.0030.00516.01
7.4.40.0000.01022.77
7.4.30.0030.01416.39
7.4.00.0030.01315.11
7.3.330.0050.00012.98
7.3.320.0030.00313.07
7.3.310.0000.00716.13
7.3.300.0030.00316.15
7.3.290.0060.00916.09
7.3.280.0070.00916.18
7.3.270.0150.00917.40
7.3.260.0070.01518.24
7.3.250.0140.00916.30
7.3.240.0080.00816.22
7.3.230.0100.00616.39
7.3.210.0120.00616.13
7.3.200.0110.00719.39
7.3.190.0090.00916.13
7.3.180.0060.00916.07
7.3.170.0130.00516.27
7.3.160.0090.01516.24
7.3.120.0040.01114.46
7.2.330.0140.00316.29
7.2.320.0180.00016.50
7.2.310.0090.01016.61
7.2.300.0070.01716.50
7.2.290.0030.01416.17
7.2.00.0100.00319.27
7.1.70.0000.01516.74
7.1.60.0080.00317.15
7.1.50.0070.00716.57
7.1.00.0030.03322.38
7.0.200.0050.00516.56
7.0.140.0000.07022.07
7.0.80.0070.06719.97
7.0.70.0100.05319.95
7.0.60.0230.06720.01
7.0.50.0200.07020.23
7.0.40.0070.07020.10
7.0.30.0030.06020.18
7.0.20.0000.05020.00
7.0.10.0100.07720.12
7.0.00.0000.07020.07
5.6.280.0100.06320.81
5.6.230.0130.07320.68
5.6.220.0100.03020.55
5.6.210.0070.08320.56
5.6.200.0100.06321.11
5.6.190.0130.08320.98
5.6.180.0200.06321.08
5.6.170.0100.08321.08
5.6.160.0000.08721.08
5.6.150.0030.04321.02
5.6.140.0100.03721.03
5.6.130.0100.07021.00
5.6.120.0130.02720.96
5.6.110.0030.03720.94
5.6.100.0030.03720.94
5.6.90.0030.05720.98
5.6.80.0200.06720.39
5.6.70.0070.06320.48
5.6.60.0000.08720.48
5.6.50.0030.04320.40
5.6.40.0070.03720.46
5.6.30.0030.03320.40
5.6.20.0070.03020.29
5.6.10.0170.02320.46
5.6.00.0070.03020.41
5.5.370.0070.07020.41
5.5.360.0030.05320.35
5.5.350.0000.04720.33
5.5.340.0030.08020.77
5.5.330.0030.05020.89
5.5.320.0130.06720.79
5.5.310.0030.07020.90
5.5.300.0200.06320.86
5.5.290.0070.04020.77
5.5.280.0100.03720.75
5.5.270.0030.08720.76
5.5.260.0070.05320.89
5.5.250.0070.05020.69
5.5.240.0030.05720.25
5.5.230.0030.07320.27
5.5.220.0000.03720.23
5.5.210.0100.03020.22
5.5.200.0100.05720.18
5.5.190.0070.03020.23
5.5.180.0000.04020.27
5.5.160.0030.03320.18
5.5.150.0030.05720.15
5.5.140.0000.03720.08
5.5.130.0070.04720.23
5.5.120.0030.08020.27
5.5.110.0000.04320.20
5.5.100.0070.07020.09
5.5.90.0030.08020.14
5.5.80.0070.07020.07
5.5.70.0030.04020.15
5.5.60.0130.07020.16
5.5.50.0070.06720.14
5.5.40.0030.08020.15
5.5.30.0070.04720.10
5.5.20.0070.06320.14
5.5.10.0100.07320.01
5.5.00.0030.03319.95
5.4.450.0000.03719.40
5.4.440.0030.03319.45
5.4.430.0030.04719.29
5.4.420.0070.08719.35
5.4.410.0130.07019.29
5.4.400.0070.07319.05
5.4.390.0070.06018.79
5.4.380.0030.05718.96
5.4.370.0070.07319.13
5.4.360.0100.07318.84
5.4.350.0000.04018.98
5.4.340.0000.03719.13
5.4.320.0000.03718.90
5.4.310.0000.07319.14
5.4.300.0100.06719.11
5.4.290.0070.08019.22
5.4.280.0030.04319.09
5.4.270.0000.08319.14
5.4.260.0030.03319.22
5.4.250.0000.03719.14
5.4.240.0000.05319.09
5.4.230.0000.03719.12
5.4.220.0070.08019.11
5.4.210.0030.03319.02
5.4.200.0130.07019.05
5.4.190.0070.07719.08
5.4.180.0030.08318.96
5.4.170.0170.07019.06
5.4.160.0000.04019.13
5.4.150.0130.06319.00
5.4.140.0070.07716.38
5.4.130.0070.07016.36
5.4.120.0000.04316.37
5.4.110.0130.05316.22
5.4.100.0030.03016.36
5.4.90.0000.03316.27
5.4.80.0070.06316.33
5.4.70.0000.03716.29
5.4.60.0000.04316.42
5.4.50.0100.07316.23
5.4.40.0030.08016.34
5.4.30.0030.07316.20
5.4.20.0030.07316.20
5.4.10.0070.04316.19
5.4.00.0070.02715.81
5.3.290.0070.07714.63
5.3.280.0030.04714.43
5.3.270.0030.06314.46
5.3.260.0070.06314.59
5.3.250.0000.04014.59
5.3.240.0130.04714.43
5.3.230.0130.06314.61
5.3.220.0070.07314.53
5.3.210.0070.07714.40
5.3.200.0030.03014.39
5.3.190.0100.07714.48
5.3.180.0030.07714.40
5.3.170.0000.04314.55
5.3.160.0070.07014.55
5.3.150.0000.05014.57
5.3.140.0000.04714.49
5.3.130.0000.05314.50
5.3.120.0030.08014.40
5.3.110.0070.07714.51
5.3.100.0030.08313.89
5.3.90.0030.04714.00
5.3.80.0000.05014.02
5.3.70.0070.03313.88
5.3.60.0030.03013.93
5.3.50.0030.03013.80
5.3.40.0030.03713.92
5.3.30.0000.03713.87
5.3.20.0030.08013.70
5.3.10.0100.06013.41
5.3.00.0000.07713.65
5.2.170.0000.05712.34
5.2.160.0000.03312.34
5.2.150.0030.06712.34
5.2.140.0070.05312.34
5.2.130.0000.06312.34
5.2.120.0000.06712.34
5.2.110.0030.03712.34
5.2.100.0030.03012.34
5.2.90.0000.03012.34
5.2.80.0000.04312.34
5.2.70.0000.03012.34
5.2.60.0030.05012.34
5.2.50.0000.06012.34
5.2.40.0100.03712.34
5.2.30.0000.02712.34
5.2.20.0070.02012.34
5.2.10.0070.02012.34
5.2.00.0070.02012.34
5.1.60.0030.05312.34
5.1.50.0000.04312.34
5.1.40.0030.05012.34
5.1.30.0030.04312.34
5.1.20.0000.03012.34
5.1.10.0000.06012.34
5.1.00.0070.05012.34
5.0.50.0000.04712.34
5.0.40.0100.01712.34
5.0.30.0000.05012.34
5.0.20.0130.00712.34
5.0.10.0030.04312.34
5.0.00.0030.02312.34
4.4.90.0070.03312.34
4.4.80.0030.02712.34
4.4.70.0030.01312.34
4.4.60.0000.01312.34
4.4.50.0000.01312.34
4.4.40.0000.05012.34
4.4.30.0000.01312.34
4.4.20.0030.01312.34
4.4.10.0070.03012.34
4.4.00.0030.05012.34
4.3.110.0000.03312.34
4.3.100.0000.03012.34
4.3.90.0030.02712.34
4.3.80.0070.04712.34
4.3.70.0000.03312.34
4.3.60.0030.03012.34
4.3.50.0000.01312.34
4.3.40.0000.04712.34
4.3.30.0000.01712.34
4.3.20.0030.03312.34
4.3.10.0000.02712.34
4.3.00.0070.02712.34

preferences:
55.49 ms | 401 KiB | 5 Q