3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array=Array ( '0' => 2, '1' => 1, '2' => 3, '3' => 5, '4' => 1, '5' => 2, '6' => 1, '7' => 4, '8' => 2 ); print_r(array_unique($array));

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)
8.3.60.0110.00418.18
8.3.50.0130.00821.07
8.3.40.0120.00318.36
8.3.30.0070.01020.17
8.3.20.0040.00420.09
8.3.10.0060.00321.05
8.3.00.0040.00422.32
8.2.180.0120.00616.50
8.2.170.0070.01322.96
8.2.160.0100.00322.16
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0000.00820.69
8.2.110.0030.00619.45
8.2.100.0040.00717.78
8.2.90.0030.00519.05
8.2.80.0050.00317.97
8.2.70.0000.00817.50
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0060.00318.03
8.2.30.0050.00219.55
8.2.20.0000.00717.49
8.2.10.0000.00717.64
8.2.00.0030.00817.48
8.1.280.0140.00325.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0070.00322.34
8.1.230.0040.00820.97
8.1.220.0040.00418.77
8.1.210.0070.00019.09
8.1.200.0080.00317.13
8.1.190.0040.00417.28
8.1.180.0040.00418.10
8.1.170.0040.00418.58
8.1.160.0050.00318.86
8.1.150.0000.01018.59
8.1.140.0060.00317.36
8.1.130.0040.00417.85
8.1.120.0040.00417.29
8.1.110.0040.00417.38
8.1.100.0040.00417.41
8.1.90.0000.00717.29
8.1.80.0000.00817.38
8.1.70.0000.00717.35
8.1.60.0000.00817.54
8.1.50.0040.00417.46
8.1.40.0040.00417.32
8.1.30.0000.00717.45
8.1.20.0000.00817.47
8.1.10.0020.00517.41
8.1.00.0030.00617.46
8.0.300.0030.00619.91
8.0.290.0040.00416.77
8.0.280.0000.00718.32
8.0.270.0030.00317.05
8.0.260.0030.00316.73
8.0.250.0040.00416.89
8.0.240.0030.00616.76
8.0.230.0000.00716.82
8.0.220.0070.00016.69
8.0.210.0030.00316.73
8.0.200.0060.00016.86
8.0.190.0060.00316.80
8.0.180.0040.00416.86
8.0.170.0040.00416.68
8.0.160.0030.00516.86
8.0.150.0030.00316.67
8.0.140.0110.00016.86
8.0.130.0000.00613.23
8.0.120.0000.00816.76
8.0.110.0030.00516.83
8.0.100.0000.00916.73
8.0.90.0040.00416.61
8.0.80.0040.01116.73
8.0.70.0050.00316.66
8.0.60.0040.00416.82
8.0.50.0040.00416.88
8.0.30.0090.00917.04
8.0.20.0090.00917.40
8.0.10.0040.00416.73
8.0.00.0140.01116.72
7.4.330.0040.00414.93
7.4.320.0030.00316.46
7.4.300.0030.00316.45
7.4.290.0040.00416.32
7.4.280.0030.00316.36
7.4.270.0030.00516.38
7.4.260.0000.00513.17
7.4.250.0040.00416.54
7.4.240.0050.00216.38
7.4.230.0000.00716.60
7.4.220.0120.00616.62
7.4.210.0050.01016.49
7.4.200.0040.00416.54
7.4.190.0000.00716.60
7.4.160.0080.00816.32
7.4.150.0070.01017.40
7.4.140.0060.01617.86
7.4.130.0140.00716.36
7.4.120.0100.00616.27
7.4.110.0030.01316.50
7.4.100.0070.01016.44
7.4.90.0130.00316.31
7.4.80.0060.01219.39
7.4.70.0090.01216.34
7.4.60.0090.00916.43
7.4.50.0080.00016.34
7.4.40.0100.00722.77
7.4.30.0090.00616.25
7.4.00.0030.01314.92
7.3.330.0000.00512.86
7.3.320.0020.00212.84
7.3.310.0030.00315.95
7.3.300.0030.00315.93
7.3.290.0030.01516.18
7.3.280.0110.00616.12
7.3.270.0150.00317.40
7.3.260.0080.01218.24
7.3.250.0130.00816.30
7.3.240.0170.00316.16
7.3.230.0090.00616.41
7.3.210.0100.00616.08
7.3.200.0030.02019.39
7.3.190.0160.00316.25
7.3.180.0060.00916.21
7.3.170.0040.01216.29
7.3.160.0030.02016.16
7.3.120.0070.00714.89
7.2.330.0040.01216.28
7.2.320.0130.00316.12
7.2.310.0050.01416.32
7.2.300.0140.00716.37
7.2.290.0090.00916.29
7.2.60.0130.00016.61
7.2.00.0070.01018.92
7.1.200.0040.00815.83
7.1.100.0030.00617.96
7.1.70.0000.01217.11
7.1.60.0140.01119.17
7.1.50.0200.01734.40
7.1.00.0000.05722.43
7.0.200.0000.00716.68
7.0.140.0030.07321.95
7.0.60.0030.07319.99
7.0.50.0000.08717.89
7.0.40.0100.04020.14
7.0.30.0270.07720.23
7.0.20.0370.05720.37
7.0.10.0300.07020.26
7.0.00.0130.07720.29
5.6.280.0100.06721.06
5.6.210.0100.05320.60
5.6.200.0130.07718.15
5.6.190.0100.03720.41
5.6.180.0300.08020.57
5.6.170.0200.03720.50
5.6.160.0030.08720.61
5.6.150.0030.09018.18
5.6.140.0100.07718.13
5.6.130.0070.04718.14
5.6.120.0130.07721.00
5.6.110.0100.07020.97
5.6.100.0070.08320.98
5.6.90.0170.07721.09
5.6.80.0070.08020.39
5.6.70.2970.03320.52
5.5.350.0000.08320.46
5.5.340.0070.04017.95
5.5.330.0130.07020.31
5.5.320.0330.03720.26
5.5.310.0230.04320.18
5.5.300.0070.07717.93
5.5.290.0100.07018.02
5.5.280.0230.03320.87
5.5.270.0070.08020.86
5.5.260.0030.09020.79
5.5.250.0070.04720.70
5.5.240.0070.05020.26
5.4.450.1930.04319.52
5.4.440.1800.04319.32
5.4.430.1900.03319.54
5.4.420.1900.03319.46
5.4.410.2200.04319.06
5.4.400.2230.03718.86
5.4.390.0130.04319.03
5.4.380.0000.04019.08
5.4.370.0070.03719.21
5.4.360.1100.03718.87
5.4.350.2070.03319.06
5.4.340.2070.04719.08
5.4.320.1900.03319.16
5.4.310.2000.04019.22
5.4.300.2030.04718.83
5.4.290.1700.04719.00
5.4.280.2070.04319.20
5.4.270.2030.03719.07
5.4.260.2000.04019.13
5.4.250.2100.04019.08
5.4.240.2030.04019.04
5.4.230.1900.03319.15
5.4.220.1970.04719.12
5.4.210.2200.03319.21
5.4.200.2070.04018.86
5.4.190.2130.04718.98
5.4.180.2000.03719.25
5.4.170.1970.04318.98
5.4.160.2030.04019.06
5.4.150.1600.04019.14
5.4.140.1770.04016.35
5.4.130.1670.03316.50
5.4.120.1600.04016.49
5.4.110.1730.03316.45
5.4.100.1830.03016.58
5.4.90.1870.03016.21
5.4.80.0300.03316.56
5.4.70.0070.03316.54
5.4.60.0170.03716.42
5.4.50.2100.04016.43
5.4.40.1830.04016.25
5.4.30.1330.03716.16
5.4.20.1530.04016.53
5.4.10.1730.03316.41
5.4.00.1730.03715.94
5.3.290.1870.04014.71
5.3.280.1530.04314.56
5.3.270.1770.03714.61
5.3.260.0030.04714.50
5.3.250.0100.04014.64
5.3.240.0970.03314.61
5.3.230.1970.04314.66
5.3.220.0200.05314.57
5.3.210.0130.04314.53
5.3.200.0200.03714.57
5.3.190.0270.05714.61
5.3.180.0200.04714.63
5.3.170.0230.03014.57
5.3.160.0100.04314.64
5.3.150.0070.05014.53
5.3.140.0200.03714.52
5.3.130.0170.03714.44
5.3.120.0170.04014.54
5.3.110.0200.03714.62
5.3.100.0200.04014.00
5.3.90.0230.03014.02
5.3.80.0170.04713.91
5.3.70.0200.03714.02
5.3.60.0200.03313.91
5.3.50.0200.03313.86
5.3.40.0130.04013.86
5.3.30.0200.03013.99
5.3.20.0170.04713.91
5.3.10.0200.04313.57
5.3.00.0130.04013.86
5.2.170.0130.03011.22
5.2.160.0170.02711.26
5.2.150.0130.03011.12
5.2.140.0100.03311.36
5.2.130.0100.03710.99
5.2.120.0130.02711.00
5.2.110.0130.04311.02
5.2.100.0170.03311.02
5.2.90.0100.03311.15
5.2.80.0170.05311.20
5.2.70.0270.03011.33
5.2.60.0230.03011.05
5.2.50.0130.04011.02
5.2.40.0100.03011.07
5.2.30.0130.03710.88
5.2.20.0170.05710.92
5.2.10.0200.02010.83
5.2.00.0130.03010.78
5.1.60.0170.0209.88
5.1.50.0170.0409.92
5.1.40.0130.0239.95
5.1.30.0200.05010.41
5.1.20.0130.02710.35
5.1.10.0070.0309.96
5.1.00.0130.02310.04
5.0.50.0030.0238.47
5.0.40.0070.0208.49
5.0.30.0070.0408.32
5.0.20.0100.0138.32
5.0.10.0130.0308.32
5.0.00.0070.0408.32
4.4.90.0030.0208.32
4.4.80.0100.0238.32
4.4.70.0070.0138.32
4.4.60.0030.0178.32
4.4.50.0070.0208.32
4.4.40.0070.0238.32
4.4.30.0030.0178.32
4.4.20.0030.0178.32
4.4.10.0030.0178.32
4.4.00.0070.0278.32
4.3.110.0100.0108.32
4.3.100.0030.0178.32
4.3.90.0000.0208.32
4.3.80.0100.0208.32
4.3.70.0070.0138.32
4.3.60.0030.0178.32
4.3.50.0030.0178.32
4.3.40.0100.0208.32
4.3.30.0000.0178.32
4.3.20.0030.0178.32
4.3.10.0030.0138.32
4.3.00.0000.0178.32

preferences:
44.18 ms | 401 KiB | 5 Q