3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object) "dff"; $obj->gg = 'fff'; $obj1 = (object) "dff"; $obj1->gg = 'fff'; $arr = array(); $arr[0] = $obj; $arr[1] = $obj1; //print_r($arr); // outputs 'ciao' $input = array_map("unserialize", array_unique(array_map("serialize", (array) $arr))); print_r($input); // outputs 'ciao'

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)
8.3.40.0040.01118.79
8.3.30.0090.00619.23
8.3.20.0020.00520.38
8.3.10.0040.00423.46
8.3.00.0000.00819.56
8.2.170.0070.00722.96
8.2.160.0100.00320.39
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00020.94
8.2.110.0090.00020.28
8.2.100.0070.00717.72
8.2.90.0080.00017.75
8.2.80.0040.00418.91
8.2.70.0040.00417.50
8.2.60.0040.00417.38
8.2.50.0050.00318.05
8.2.40.0040.00417.63
8.2.30.0040.00418.18
8.2.20.0000.00817.82
8.2.10.0050.00317.96
8.2.00.0030.00619.59
8.1.270.0050.00323.82
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0060.00622.06
8.1.230.0030.00720.97
8.1.220.0040.00418.57
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0040.00417.35
8.1.180.0050.00318.10
8.1.170.0040.00417.62
8.1.160.0060.00322.00
8.1.150.0040.00418.49
8.1.140.0060.00317.40
8.1.130.0030.00317.73
8.1.120.0030.00317.45
8.1.110.0070.00017.43
8.1.100.0030.00317.40
8.1.90.0000.00717.35
8.1.80.0030.00417.37
8.1.70.0000.00717.43
8.1.60.0050.00217.57
8.1.50.0080.00017.52
8.1.40.0040.00417.50
8.1.30.0000.00817.63
8.1.20.0040.00417.63
8.1.10.0000.00717.51
8.1.00.0000.00817.44
8.0.300.0040.00418.77
8.0.290.0050.00316.75
8.0.280.0030.00318.29
8.0.270.0070.00017.07
8.0.260.0030.00317.05
8.0.250.0070.00017.02
8.0.240.0000.00616.95
8.0.230.0000.00716.86
8.0.220.0030.00316.89
8.0.210.0000.00716.88
8.0.200.0000.00616.95
8.0.190.0050.00217.00
8.0.180.0020.00516.94
8.0.170.0040.00416.93
8.0.160.0070.00016.77
8.0.150.0000.00716.70
8.0.140.0000.00716.89
8.0.130.0060.00013.34
8.0.120.0080.00016.91
8.0.110.0040.00416.85
8.0.100.0000.00716.69
8.0.90.0070.00016.94
8.0.80.0090.00616.92
8.0.70.0070.00016.82
8.0.60.0000.00816.78
8.0.50.0000.00716.77
8.0.30.0100.01417.15
8.0.20.0120.00717.40
8.0.10.0030.00516.93
8.0.00.0110.00616.68
7.4.330.0000.00515.10
7.4.320.0060.00316.52
7.4.300.0030.00316.59
7.4.290.0070.00016.61
7.4.280.0040.00416.59
7.4.270.0000.00716.61
7.4.260.0000.00716.55
7.4.250.0030.00516.61
7.4.240.0030.00316.59
7.4.230.0000.00716.44
7.4.220.0130.00616.59
7.4.210.0060.00916.48
7.4.200.0000.00716.33
7.4.160.0060.00916.44
7.4.150.0030.01617.40
7.4.140.0080.00917.86
7.4.130.0110.01016.50
7.4.120.0110.00516.56
7.4.110.0110.00716.62
7.4.100.0090.00916.52
7.4.90.0000.01816.51
7.4.80.0070.01719.39
7.4.70.0060.01216.43
7.4.60.0080.00816.50
7.4.50.0020.00216.29
7.4.40.0090.00616.10
7.4.30.0080.00816.46
7.4.00.0110.00415.22
7.3.330.0000.00513.21
7.3.320.0000.00513.12
7.3.310.0050.00316.33
7.3.300.0050.00216.34
7.3.290.0090.00916.37
7.3.280.0110.00816.40
7.3.270.0150.00417.40
7.3.260.0120.01216.32
7.3.250.0120.00916.57
7.3.240.0070.01016.39
7.3.230.0100.00716.55
7.3.210.0110.00616.29
7.3.200.0160.00319.39
7.3.190.0030.01316.36
7.3.180.0090.00616.44
7.3.170.0130.00316.38
7.3.160.0070.01116.45
7.3.120.0110.00414.88
7.2.330.0060.01316.62
7.2.320.0110.00616.66
7.2.310.0090.01616.77
7.2.300.0030.01316.87
7.2.290.0100.00616.70
7.2.00.0060.00319.40
7.1.100.0060.00618.21
7.1.70.0000.00716.92
7.1.60.0100.00719.70
7.1.50.0100.01316.44
7.1.00.0070.07322.33
7.0.200.0120.00016.86
7.0.140.0000.07722.07
7.0.60.0070.08719.93
7.0.50.0070.08317.87
7.0.40.0070.07720.10
7.0.30.0270.07320.24
7.0.20.0170.08720.14
7.0.10.0030.05320.24
7.0.00.0100.05720.06
5.6.280.0030.07320.81
5.6.210.0030.08020.76
5.6.200.0070.04018.18
5.6.190.0030.05020.60
5.6.180.3870.04720.56
5.6.170.0200.05020.51
5.6.160.0100.08720.50
5.6.150.0130.07318.15
5.6.140.0070.05318.24
5.6.130.0000.04318.14
5.6.120.0130.08021.11
5.6.110.0100.08321.11
5.6.100.0000.07020.98
5.6.90.0100.04320.96
5.6.80.0070.06720.46
5.6.70.4070.04020.39
5.5.350.0030.08020.40
5.5.340.0070.07717.95
5.5.330.0100.07020.25
5.5.320.0230.06320.32
5.5.310.0370.06720.35
5.5.300.0030.03718.09
5.5.290.0070.05717.93
5.5.280.0030.04020.76
5.5.270.0130.07720.64
5.5.260.0030.04720.86
5.5.250.0130.08020.77
5.5.240.0170.08320.35
5.4.450.0730.05019.27
5.4.440.0000.04319.54
5.4.430.0530.04043.92
5.4.420.0370.04743.92
5.4.410.0230.03743.91
5.4.400.0500.03343.90
5.4.390.0470.05043.90
5.4.380.0170.05318.74
5.4.370.0270.04018.50
5.4.360.0100.05318.50
5.4.350.0130.05318.62
5.4.340.0230.04318.54
5.4.320.0050.04312.49
5.4.310.0050.04312.48
5.4.300.0060.03712.48
5.4.290.0050.03912.48
5.4.280.0050.03712.38
5.4.270.0060.03812.38
5.4.260.0070.03712.38
5.4.250.0080.03712.38
5.4.240.0090.03512.38
5.4.230.0060.04412.37
5.4.220.0020.04912.37
5.4.210.0040.03712.37
5.4.200.0060.04512.38
5.4.190.0060.04112.37
5.4.180.0080.03412.37
5.4.170.0080.04712.38
5.4.160.0050.03912.38
5.4.150.0030.03812.37
5.4.140.0080.03712.06
5.4.130.0030.03812.05
5.4.120.0090.03312.00
5.4.110.0080.04912.00
5.4.100.0070.03512.00
5.4.90.0060.03712.00
5.4.80.0070.03712.00
5.4.70.0070.03312.00
5.4.60.0050.03712.00
5.4.50.0100.03311.99
5.4.40.0030.03711.98
5.4.30.0050.03711.98
5.4.20.0080.03311.98
5.4.10.0080.03311.98
5.4.00.0050.03811.47
5.3.290.0120.03912.80
5.3.280.0050.03912.71
5.3.270.0090.03712.73
5.3.260.0080.03812.72
5.3.250.0090.04112.72
5.3.240.0050.04212.71
5.3.230.0040.04212.70
5.3.220.0080.04412.68
5.3.210.0060.04312.68
5.3.200.0050.04512.68
5.3.190.0060.04412.68
5.3.180.0060.03912.67
5.3.170.0020.04112.67
5.3.160.0040.03912.68
5.3.150.0070.03612.67
5.3.140.0060.03712.66
5.3.130.0090.04012.66
5.3.120.0050.04112.66
5.3.110.0060.05112.66
5.3.100.0040.03912.11
5.3.90.0090.03412.09
5.3.80.0130.03812.08
5.3.70.0120.03512.09
5.3.60.0040.04612.07
5.3.50.0040.03912.01
5.3.40.0080.03612.01
5.3.30.0090.03111.98
5.3.20.0030.03811.75
5.3.10.0050.04311.72
5.3.00.0030.03911.71
5.2.170.0080.0289.21
5.2.160.0030.0379.21
5.2.150.0030.0349.21
5.2.140.0060.0319.21
5.2.130.0030.0319.16
5.2.120.0050.0289.17
5.2.110.0040.0319.18
5.2.100.0070.0279.17
5.2.90.0080.0259.17
5.2.80.0020.0339.17
5.2.70.0070.0289.16
5.2.60.0070.0299.12
5.2.50.0080.0269.09
5.2.40.0060.0279.06
5.2.30.0070.0329.04
5.2.20.0080.0309.03
5.2.10.0050.0288.94
5.2.00.0060.0298.80
5.1.60.0020.0338.07
5.1.50.0040.0258.06
5.1.40.0050.0248.04
5.1.30.0020.0288.39
5.1.20.0040.0278.42
5.1.10.0040.0338.14
5.1.00.0030.0298.15
5.0.50.0020.0226.62
5.0.40.0050.0186.48
5.0.30.0040.0316.29
5.0.20.0030.0206.27
5.0.10.0030.0216.24
5.0.00.0040.0306.23
4.4.90.0030.0154.78
4.4.80.0010.0174.75
4.4.70.0030.0154.76
4.4.60.0030.0154.76
4.4.50.0030.0184.77
4.4.40.0010.0274.71
4.4.30.0060.0184.75
4.4.20.0040.0154.84
4.4.10.0030.0164.84
4.4.00.0040.0244.76
4.3.110.0030.0164.67
4.3.100.0000.0194.66
4.3.90.0020.0154.63
4.3.80.0040.0244.58
4.3.70.0030.0154.63
4.3.60.0050.0134.63
4.3.50.0040.0154.63
4.3.40.0040.0334.54
4.3.30.0010.0183.29
4.3.20.0050.0163.26
4.3.10.0020.0163.22
4.3.00.0030.02343.90

preferences:
55.01 ms | 400 KiB | 5 Q