3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj1 = (object) "hello1"; $obj1->gg = 'world1'; $obj2 = (object) "hello2"; $obj2->gg = 'world1'; $obj3 = (object) "hello3"; $obj3->gg = 'world3'; $arr = array(); $arr[0] = $obj1; $arr[1] = $obj2; $arr[2] = $obj3; $res = array_map("unserialize", array_unique(array_map("serialize", (array) $arr))); //$res = array_unique(array_map(function ((array) $arr) { return $arr['gg']; }, $holder)); print_r($res);

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)
8.3.60.0140.00716.63
8.3.50.0110.00921.93
8.3.40.0090.00918.80
8.3.30.0110.00319.06
8.3.20.0000.00720.16
8.3.10.0000.00723.36
8.3.00.0090.00019.35
8.2.180.0060.00916.63
8.2.170.0070.00722.96
8.2.160.0070.00720.38
8.2.150.0070.00024.18
8.2.140.0090.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00421.00
8.2.110.0090.00022.24
8.2.100.0070.00418.22
8.2.90.0040.00419.09
8.2.80.0000.00817.97
8.2.70.0050.00317.75
8.2.60.0030.00618.05
8.2.50.0090.00018.07
8.2.40.0000.00818.22
8.2.30.0000.00718.19
8.2.20.0000.00717.84
8.2.10.0040.00418.06
8.2.00.0080.00017.67
8.1.280.0110.00725.92
8.1.270.0080.00023.91
8.1.260.0000.00726.35
8.1.250.0050.00228.09
8.1.240.0080.00023.83
8.1.230.0110.00019.04
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0070.00317.35
8.1.190.0000.00917.23
8.1.180.0000.00918.10
8.1.170.0000.00818.59
8.1.160.0040.00421.98
8.1.150.0080.00018.48
8.1.140.0040.00417.35
8.1.130.0080.00017.79
8.1.120.0040.00417.34
8.1.110.0040.00417.29
8.1.100.0000.00717.38
8.1.90.0000.00817.36
8.1.80.0030.00317.38
8.1.70.0040.00417.46
8.1.60.0000.00817.60
8.1.50.0040.00417.59
8.1.40.0080.00017.51
8.1.30.0000.00917.71
8.1.20.0040.00417.68
8.1.10.0030.00617.45
8.1.00.0040.00417.37
8.0.300.0040.00418.77
8.0.290.0050.00216.63
8.0.280.0000.00818.30
8.0.270.0040.00417.10
8.0.260.0040.00417.30
8.0.250.0000.00716.86
8.0.240.0000.00717.00
8.0.230.0000.00717.02
8.0.220.0000.00716.88
8.0.210.0070.00016.88
8.0.200.0000.00616.84
8.0.190.0050.00316.83
8.0.180.0000.00716.82
8.0.170.0060.00316.88
8.0.160.0000.00816.79
8.0.150.0050.00316.86
8.0.140.0040.00416.89
8.0.130.0030.00313.36
8.0.120.0080.00016.79
8.0.110.0040.00416.88
8.0.100.0040.00416.76
8.0.90.0000.00816.76
8.0.80.0140.00716.95
8.0.70.0000.00716.90
8.0.60.0040.00416.92
8.0.50.0000.00816.86
8.0.30.0080.01117.05
8.0.20.0080.01117.40
8.0.10.0030.00616.96
8.0.00.0100.01016.88
7.4.330.0020.00215.08
7.4.320.0040.00416.51
7.4.300.0060.00016.43
7.4.290.0030.00316.49
7.4.280.0040.00416.50
7.4.270.0030.00316.50
7.4.260.0070.00016.63
7.4.250.0040.00416.41
7.4.240.0050.00216.50
7.4.230.0000.00716.41
7.4.220.0110.00916.61
7.4.210.0070.00716.61
7.4.200.0000.00716.70
7.4.160.0080.00816.20
7.4.150.0110.00717.40
7.4.140.0100.00817.86
7.4.130.0120.00916.59
7.4.120.0100.01016.60
7.4.110.0120.01116.57
7.4.100.0080.01216.38
7.4.90.0070.01116.50
7.4.80.0080.00919.39
7.4.70.0090.00916.46
7.4.60.0030.01316.61
7.4.50.0030.00616.29
7.4.40.0030.01316.62
7.4.30.0100.00616.27
7.4.00.0090.00314.85
7.3.330.0030.00313.21
7.3.320.0030.00313.33
7.3.310.0070.00016.53
7.3.300.0030.00316.39
7.3.290.0050.00816.40
7.3.280.0110.00816.35
7.3.270.0100.00717.40
7.3.260.0190.00616.72
7.3.250.0090.01316.45
7.3.240.0160.00616.55
7.3.230.0090.01516.49
7.3.210.0120.00616.36
7.3.200.0130.01019.39
7.3.190.0110.00516.39
7.3.180.0090.00616.44
7.3.170.0120.00316.49
7.3.160.0140.01016.48
7.3.120.0000.01514.77
7.2.330.0120.01216.52
7.2.320.0060.01016.39
7.2.310.0190.00316.63
7.2.300.0090.00616.54
7.2.290.0090.01216.42
7.1.70.0100.00017.19
7.1.60.0000.01019.70
7.1.50.0100.00316.87
7.1.00.0000.08022.41
7.0.200.0040.00716.82
7.0.140.0030.07322.09
7.0.60.0170.06320.01
7.0.50.0000.04317.86
7.0.40.0100.04720.05
7.0.30.0500.07720.21
7.0.20.0170.04020.26
7.0.10.0070.04320.34
7.0.00.0100.08020.25
5.6.280.0030.07321.07
5.6.210.0070.07320.60
5.6.200.0170.07318.19
5.6.190.0130.08020.47
5.6.180.0300.05320.52
5.6.170.0270.04020.44
5.6.160.0100.04720.47
5.6.150.0070.05318.29
5.6.140.0070.08318.11
5.6.130.0030.08718.24
5.6.120.0030.04321.14
5.6.110.0130.08021.01
5.6.100.0170.05321.08
5.6.90.0070.08021.01
5.6.80.0030.08020.51
5.5.350.0030.08320.38
5.5.340.0070.03717.99
5.5.330.0070.07020.32
5.5.320.0230.05320.35
5.5.310.0330.08020.27
5.5.300.0100.07717.95
5.5.290.0100.03717.92
5.5.280.0100.08020.80
5.5.270.0000.09320.86
5.5.260.0070.08320.64
5.5.250.0030.04320.54
5.5.240.4100.04320.36
5.4.450.0500.08319.70
5.4.440.1070.06719.61
5.4.430.0830.06719.18
5.4.420.0830.06319.60
5.4.410.0670.06719.45
5.4.400.0800.05019.38
5.4.390.0630.06019.29
5.4.380.0130.05718.75
5.4.370.0200.04718.61
5.4.360.0230.04018.48
5.4.350.0200.05018.63
5.4.340.0200.05018.65
5.4.320.0040.03712.50
5.4.310.0050.03812.50
5.4.300.0060.03612.50
5.4.290.0010.04312.50
5.4.280.0080.03312.38
5.4.270.0090.03912.39
5.4.260.0050.04912.39
5.4.250.0090.03412.39
5.4.240.0060.03612.39
5.4.230.0100.03612.39
5.4.220.0050.04512.38
5.4.210.0030.03812.39
5.4.200.0040.03912.38
5.4.190.0070.04312.38
5.4.180.0070.03612.38
5.4.170.0060.03612.39
5.4.160.0060.03612.39
5.4.150.0080.03712.38
5.4.140.0080.04512.07
5.4.130.0050.03612.05
5.4.120.0030.03812.02
5.4.110.0060.04112.01
5.4.100.0090.03512.01
5.4.90.0080.03512.00
5.4.80.0050.03812.00
5.4.70.0080.03512.00
5.4.60.0040.03712.00
5.4.50.0060.04012.00
5.4.40.0050.03711.99
5.4.30.0070.03711.98
5.4.20.0050.03711.98
5.4.10.0060.04411.98
5.4.00.0090.03811.48
5.3.290.0110.03312.80
5.3.280.0060.03712.71
5.3.270.0050.04012.72
5.3.260.0080.05112.72
5.3.250.0080.03712.72
5.3.240.0120.04312.72
5.3.230.0090.04212.71
5.3.220.0050.03812.68
5.3.210.0050.04012.68
5.3.200.0060.03712.68
5.3.190.0070.03612.68
5.3.180.0060.03712.68
5.3.170.0110.03812.67
5.3.160.0080.03612.67
5.3.150.0070.03712.68
5.3.140.0080.03512.66
5.3.130.0050.04112.65
5.3.120.0060.04012.66
5.3.110.0070.03912.66
5.3.100.0080.03612.12
5.3.90.0110.03212.10
5.3.80.0030.03912.09
5.3.70.0060.03712.09
5.3.60.0070.05012.07
5.3.50.0060.03712.02
5.3.40.0040.03912.02
5.3.30.0040.03711.98
5.3.20.0090.03711.76
5.3.10.0090.03211.72
5.3.00.0080.05211.71
5.2.170.0070.0319.21
5.2.160.0040.0309.21
5.2.150.0080.0369.22
5.2.140.0060.0309.21
5.2.130.0040.0319.18
5.2.120.0040.0309.18
5.2.110.0060.0299.18
5.2.100.0060.0289.18
5.2.90.0060.0289.18
5.2.80.0020.0339.18
5.2.70.0050.0409.18
5.2.60.0090.0359.13
5.2.50.0070.0299.09
5.2.40.0060.0319.07
5.2.30.0090.0399.05
5.2.20.0020.0319.03
5.2.10.0020.0318.95
5.2.00.0030.0318.80
5.1.60.0050.0238.07
5.1.50.0030.0328.07
5.1.40.0090.0248.05
5.1.30.0080.0348.40
5.1.20.0040.0278.42
5.1.10.0010.0298.14
5.1.00.0050.0278.14
5.0.50.0060.0216.63
5.0.40.0030.0206.48
5.0.30.0040.0306.30
5.0.20.0040.0186.27
5.0.10.0050.0286.24
5.0.00.0050.0466.23
4.4.90.0060.0194.77
4.4.80.0040.0214.75
4.4.70.0030.0194.75
4.4.60.0040.0184.75
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0040.0154.76
4.4.20.0020.0174.84
4.4.10.0030.0154.85
4.4.00.0050.0234.76
4.3.110.0040.0144.67
4.3.100.0020.0164.67
4.3.90.0020.0154.63
4.3.80.0020.0254.58
4.3.70.0060.0114.63
4.3.60.0050.0214.63
4.3.50.0050.0184.63
4.3.40.0030.0284.54
4.3.30.0020.0163.29
4.3.20.0000.0183.27
4.3.10.0050.0223.23
4.3.00.0130.0207.20

preferences:
39.37 ms | 401 KiB | 5 Q