3v4l.org

run code in 300+ PHP versions simultaneously
<?php function reduce_array(array $source) { $picked_mark=array(); $result=array(); foreach($source as $key=>$subarray) { if(in_array(end($subarray),$picked_mark)) continue; $result[$key]=$subarray; $picked_mark[]=end($subarray); } return $result; } print_r(reduce_array(json_decode("[[1,2,3,4],[2,3,4],[100,101,102,103],[101,102,103]]")));

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)
8.3.60.0070.00718.43
8.3.50.0120.00321.98
8.3.40.0040.01218.54
8.3.30.0060.00919.09
8.3.20.0000.00720.34
8.3.10.0040.00421.92
8.3.00.0080.00022.39
8.2.180.0070.00716.75
8.2.170.0120.00322.96
8.2.160.0060.00921.03
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0090.00017.63
8.2.110.0030.00622.24
8.2.100.0030.01018.03
8.2.90.0000.00819.35
8.2.80.0050.00317.97
8.2.70.0060.00317.63
8.2.60.0000.00818.16
8.2.50.0040.00718.07
8.2.40.0000.00818.09
8.2.30.0070.00018.15
8.2.20.0040.00417.61
8.2.10.0040.00417.77
8.2.00.0040.00417.70
8.1.280.0120.00925.92
8.1.270.0040.00422.02
8.1.260.0080.00026.35
8.1.250.0030.00528.09
8.1.240.0060.00323.83
8.1.230.0000.01119.18
8.1.220.0040.00417.76
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0050.00317.55
8.1.180.0050.00318.10
8.1.170.0080.00018.46
8.1.160.0000.01122.13
8.1.150.0020.00518.53
8.1.140.0040.00417.46
8.1.130.0040.00417.79
8.1.120.0070.00317.50
8.1.110.0040.00417.47
8.1.100.0000.00717.46
8.1.90.0070.00017.49
8.1.80.0040.00417.48
8.1.70.0030.00317.49
8.1.60.0040.00817.49
8.1.50.0000.00717.37
8.1.40.0000.00717.52
8.1.30.0000.00717.67
8.1.20.0030.00617.61
8.1.10.0030.00517.53
8.1.00.0040.00417.58
8.0.300.0000.00818.77
8.0.290.0030.00517.05
8.0.280.0030.00318.33
8.0.270.0030.00317.29
8.0.260.0000.00616.80
8.0.250.0030.00316.84
8.0.240.0040.00417.00
8.0.230.0000.00716.97
8.0.220.0030.00316.90
8.0.210.0070.00016.93
8.0.200.0030.00316.94
8.0.190.0000.00816.97
8.0.180.0070.00016.99
8.0.170.0000.00816.85
8.0.160.0040.00416.90
8.0.150.0030.00316.88
8.0.140.0030.00516.93
8.0.130.0030.00313.38
8.0.120.0050.00316.86
8.0.110.0080.00016.87
8.0.100.0040.00416.77
8.0.90.0040.00416.92
8.0.80.0100.01016.95
8.0.70.0000.00716.93
8.0.60.0070.00016.89
8.0.50.0040.00416.75
8.0.30.0090.00916.96
8.0.20.0100.00717.40
8.0.10.0000.00716.91
8.0.00.0100.00816.73
7.4.330.0030.00315.00
7.4.320.0000.00616.62
7.4.300.0030.00316.52
7.4.290.0000.00716.53
7.4.280.0000.00716.61
7.4.270.0000.00716.54
7.4.260.0000.00716.60
7.4.250.0100.00016.46
7.4.240.0000.00716.57
7.4.230.0000.00716.44
7.4.220.0110.00716.69
7.4.210.0070.00916.50
7.4.200.0030.00616.60
7.4.190.0040.00416.49
7.4.160.0060.00916.42
7.4.150.0070.01017.40
7.4.140.0130.00617.86
7.4.130.0090.00816.52
7.4.120.0060.01016.39
7.4.110.0060.01616.39
7.4.100.0100.01316.48
7.4.90.0060.01016.57
7.4.80.0090.00919.39
7.4.70.0110.00716.25
7.4.60.0100.00616.43
7.4.50.0000.00516.35
7.4.40.0030.01322.77
7.4.30.0040.01216.55
7.4.00.0000.01514.73
7.3.330.0000.00513.21
7.3.320.0000.00713.32
7.3.310.0040.00416.32
7.3.300.0070.00016.39
7.3.290.0070.00716.34
7.3.280.0090.01316.36
7.3.270.0120.01217.40
7.3.260.0090.00916.53
7.3.250.0030.01416.56
7.3.240.0030.01416.34
7.3.230.0110.00616.39
7.3.210.0140.01016.57
7.3.200.0130.01019.39
7.3.190.0020.01416.46
7.3.180.0150.00016.38
7.3.170.0060.01316.46
7.3.160.0150.00016.68
7.3.120.0060.00615.14
7.2.330.0110.01416.74
7.2.320.0030.01516.79
7.2.310.0070.01416.40
7.2.300.0080.00816.61
7.2.290.0100.00616.66
7.2.60.0040.01116.84
7.2.00.0000.01219.26
7.1.200.0030.01015.64
7.1.100.0030.00618.25
7.1.70.0040.00717.04
7.1.60.0030.02019.82
7.1.50.0070.00716.96
7.1.00.0030.07722.28
7.0.200.0070.01016.90
7.0.140.0030.07322.13
7.0.80.0100.04720.04
7.0.70.0600.07320.15
7.0.60.0530.07019.95
7.0.50.0600.06020.41
7.0.40.0100.08319.95
7.0.30.0100.05720.11
7.0.20.0130.07720.13
7.0.10.0130.07319.95
7.0.00.0070.08720.04
5.6.280.0030.07321.11
5.6.230.0130.08320.50
5.6.220.0030.05320.59
5.6.210.0030.08720.67
5.6.200.0030.04721.04
5.6.190.0070.05020.96
5.6.180.0000.08721.05
5.6.170.0030.05721.08
5.6.160.0100.07321.05
5.6.150.0070.08721.04
5.6.140.0070.08320.96
5.6.130.0130.06321.10
5.6.120.0030.09021.14
5.6.110.0070.05021.13
5.6.100.0170.03720.92
5.6.90.0100.04721.02
5.6.80.0130.05320.49
5.6.70.0070.07720.44
5.6.60.0070.08020.37
5.6.50.0030.05720.50
5.6.40.0030.04020.50
5.6.30.0030.04020.36
5.6.20.0000.04720.41
5.6.10.0070.04020.49
5.6.00.0070.03720.28
5.5.370.0100.07720.45
5.5.360.0070.08720.36
5.5.350.0070.08020.34
5.5.340.0030.08720.90
5.5.330.0100.04320.78
5.5.320.0070.08320.86
5.5.310.0070.08320.80
5.5.300.0130.08020.74
5.5.290.0000.06720.83
5.5.280.0100.08720.90
5.5.270.0070.04720.93
5.5.260.0030.05720.88
5.5.250.0070.06720.73
5.5.240.0130.07720.17
5.5.230.0130.07020.14
5.5.220.0100.04020.27
5.5.210.0030.04020.29
5.5.200.0030.05020.16
5.5.190.0070.03720.15
5.5.180.0130.03720.08
5.5.160.0030.04020.24
5.5.150.0100.03320.18
5.5.140.0070.03720.09
5.5.130.0100.03320.23
5.5.120.0030.04020.14
5.5.110.0070.04720.23
5.5.100.0000.04320.13
5.5.90.0000.04320.17
5.5.80.0070.03720.07
5.5.70.0030.04320.08
5.5.60.0100.07720.10
5.5.50.0070.05720.00
5.5.40.0030.03320.06
5.5.30.0070.07020.11
5.5.20.0000.03720.15
5.5.10.0030.04719.96
5.5.00.0100.03319.93
5.4.450.0000.06319.23
5.4.440.0030.09019.50
5.4.430.0030.08019.32
5.4.420.0170.06319.48
5.4.410.0130.07319.07
5.4.400.0030.08319.13
5.4.390.0070.05019.18
5.4.380.0100.05019.10
5.4.370.0000.06718.85
5.4.360.0000.05019.23
5.4.350.0030.04019.03
5.4.340.0070.04718.88
5.4.320.0070.05719.04
5.4.310.0170.06719.12
5.4.300.0100.03719.23
5.4.290.0030.04019.22
5.4.280.0000.04319.09
5.4.270.0070.03718.89
5.4.260.0070.05719.09
5.4.250.0070.03319.20
5.4.240.0200.06319.18
5.4.230.0070.03319.17
5.4.220.0070.03318.84
5.4.210.0070.03318.86
5.4.200.0070.03018.89
5.4.190.0000.04319.02
5.4.180.0030.04019.22
5.4.170.0000.06719.05
5.4.160.0170.06718.96
5.4.150.0070.03719.19
5.4.140.0130.04316.46
5.4.130.0100.04316.34
5.4.120.0070.02716.42
5.4.110.0070.03316.39
5.4.100.0030.03316.49
5.4.90.0070.02716.39
5.4.80.0030.03716.47
5.4.70.0000.04016.39
5.4.60.0030.03316.44
5.4.50.0070.07016.47
5.4.40.0070.03316.42
5.4.30.0070.02716.43
5.4.20.0000.04316.39
5.4.10.0030.04316.36
5.4.00.0070.03715.69
5.3.290.0030.04314.64
5.3.280.0030.04014.56
5.3.270.0030.03714.57
5.3.260.0030.03314.63
5.3.250.0100.04714.54
5.3.240.0070.03714.59
5.3.230.0030.03714.62
5.3.220.0030.03714.54
5.3.210.0100.04714.70
5.3.200.0000.04014.51
5.3.190.0070.06714.69
5.3.180.0030.03714.55
5.3.170.0000.03314.66
5.3.160.0170.05314.70
5.3.150.0030.05014.53
5.3.140.0100.03014.65
5.3.130.0070.03314.61
5.3.120.0070.05314.62
5.3.110.0030.04014.61
5.3.100.0070.03314.18
5.3.90.0000.04314.14
5.3.80.0030.03714.04
5.3.70.0030.05314.07
5.3.60.0030.08014.06
5.3.50.0130.06314.00
5.3.40.0030.08013.88
5.3.30.0030.07314.03
5.3.20.0130.04713.82
5.3.10.0070.03713.74
5.3.00.0100.05713.66
5.2.170.0100.05711.87
5.2.160.0000.04011.87
5.2.150.0030.04711.87
5.2.140.0030.06311.87
5.2.130.0070.05711.87
5.2.120.0070.05711.87
5.2.110.0000.04311.87
5.2.100.0070.05311.87
5.2.90.0070.03311.87
5.2.80.0070.03711.87
5.2.70.0030.07011.87
5.2.60.0030.07311.87
5.2.50.0070.06011.87
5.2.40.0070.04311.87
5.2.30.0030.06311.87
5.2.20.0070.05711.87
5.2.10.0030.06711.87
5.2.00.0100.04711.87
5.1.60.0030.05311.87
5.1.50.0000.03711.87
5.1.40.0000.04011.87
5.1.30.0030.05711.87
5.1.20.0030.05711.87
5.1.10.0030.03711.87
5.1.00.0000.04011.87
5.0.50.0030.04311.87
5.0.40.0070.04311.87
5.0.30.0000.05311.87
5.0.20.0030.04711.87
5.0.10.0030.04311.87
5.0.00.0000.07011.87
4.4.90.0030.04011.87
4.4.80.0030.03311.87
4.4.70.0030.03011.87
4.4.60.0000.04011.87
4.4.50.0100.02711.87
4.4.40.0000.03311.87
4.4.30.0000.03011.87
4.4.20.0030.03011.87
4.4.10.0100.02711.87
4.4.00.0070.04311.87
4.3.110.0030.03311.87
4.3.100.0100.02711.87
4.3.90.0000.03311.87
4.3.80.0070.02711.87
4.3.70.0070.02011.87
4.3.60.0030.02711.87
4.3.50.0000.03711.87
4.3.40.0070.03711.87
4.3.30.0030.03711.87
4.3.20.0000.02311.87
4.3.10.0070.03011.87
4.3.00.0030.03311.87

preferences:
42.19 ms | 401 KiB | 5 Q