3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ["Paula", "Len", "K", "", "", "", "", "", "Len", "K"]; var_dump(array_unique($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)
8.3.40.0120.00318.54
8.3.30.0090.00618.92
8.3.20.0000.00720.09
8.3.10.0070.00023.48
8.3.00.0090.00019.01
8.2.170.0120.00322.96
8.2.160.0120.00620.39
8.2.150.0070.00024.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0040.00422.14
8.2.110.0000.00922.14
8.2.100.0080.00417.50
8.2.90.0090.00019.05
8.2.80.0040.00417.97
8.2.70.0030.00617.25
8.2.60.0000.00817.93
8.2.50.0030.00518.07
8.2.40.0030.00518.03
8.2.30.0040.00417.96
8.2.20.0040.00417.66
8.2.10.0050.00217.85
8.2.00.0000.00817.52
8.1.270.0030.00623.81
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0000.00923.92
8.1.230.0070.00419.11
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0000.00816.97
8.1.190.0080.00017.23
8.1.180.0090.00018.10
8.1.170.0080.00418.59
8.1.160.0040.00421.85
8.1.150.0040.00418.68
8.1.140.0050.00217.37
8.1.130.0040.00417.68
8.1.120.0040.00417.38
8.1.110.0040.00417.27
8.1.100.0000.00817.39
8.1.90.0040.00417.38
8.1.80.0030.00317.37
8.1.70.0070.00017.36
8.1.60.0100.00017.41
8.1.50.0030.00517.41
8.1.40.0000.00717.47
8.1.30.0040.00417.56
8.1.20.0000.00817.56
8.1.10.0040.00417.42
8.1.00.0030.00617.38
8.0.300.0050.00318.77
8.0.290.0000.00916.63
8.0.280.0030.00318.24
8.0.270.0030.00317.18
8.0.260.0030.00317.09
8.0.250.0000.00716.88
8.0.240.0040.00416.88
8.0.230.0000.00716.91
8.0.220.0000.00716.82
8.0.210.0060.00016.74
8.0.200.0030.00316.85
8.0.190.0070.00216.86
8.0.180.0050.00216.79
8.0.170.0040.00416.82
8.0.160.0000.00716.81
8.0.150.0030.00316.72
8.0.140.0020.00516.68
8.0.130.0030.00313.20
8.0.120.0050.00316.78
8.0.110.0000.00716.71
8.0.100.0070.00016.82
8.0.90.0070.00016.78
8.0.80.0080.00816.88
8.0.70.0040.00416.76
8.0.60.0050.00216.84
8.0.50.0000.00716.86
8.0.30.0050.01316.96
8.0.20.0130.01017.40
8.0.10.0030.00316.91
8.0.00.0100.00716.62
7.4.330.0050.00315.02
7.4.320.0030.00316.45
7.4.300.0070.00016.44
7.4.290.0000.01016.43
7.4.280.0040.00416.45
7.4.270.0000.00816.38
7.4.260.0030.00316.43
7.4.250.0000.00916.38
7.4.240.0050.00216.50
7.4.230.0060.00016.25
7.4.220.0060.01216.59
7.4.210.0070.00716.42
7.4.200.0000.00716.26
7.4.160.0080.01216.41
7.4.150.0110.00717.40
7.4.140.0100.00817.86
7.4.130.0090.00916.42
7.4.120.0080.00916.39
7.4.110.0200.00316.42
7.4.100.0100.00716.46
7.4.90.0060.01216.40
7.4.80.0070.01019.39
7.4.70.0060.01316.23
7.4.60.0040.01216.26
7.4.50.0040.00416.27
7.4.40.0000.01916.47
7.4.30.0120.00916.53
7.4.10.0030.01014.91
7.4.00.0080.00614.78
7.3.330.0050.00013.09
7.3.320.0060.00012.97
7.3.310.0040.00416.20
7.3.300.0070.00016.05
7.3.290.0060.00916.17
7.3.280.0030.01216.16
7.3.270.0090.00917.40
7.3.260.0100.00616.30
7.3.250.0060.01016.16
7.3.240.0130.00316.42
7.3.230.0120.00916.39
7.3.210.0140.00716.25
7.3.200.0080.01019.39
7.3.190.0120.00916.09
7.3.180.0100.00616.47
7.3.170.0060.00916.27
7.3.160.0050.01016.23
7.3.130.0090.00914.80
7.3.120.0030.01414.41
7.3.110.0090.00914.93
7.3.100.0090.00314.84
7.3.90.0030.01314.74
7.3.80.0090.00614.78
7.3.70.0060.00614.89
7.3.60.0090.00314.66
7.3.50.0100.00314.48
7.3.40.0000.01314.41
7.3.30.0070.00714.81
7.3.20.0120.00316.71
7.3.10.0040.00816.55
7.3.00.0000.01516.63
7.2.330.0090.00916.61
7.2.320.0170.00016.42
7.2.310.0070.01116.22
7.2.300.0110.00616.45
7.2.290.0120.00916.23
7.2.260.0100.01014.76
7.2.250.0090.00914.86
7.2.240.0070.00714.81
7.2.230.0040.01114.78
7.2.220.0110.00714.89
7.2.210.0120.00014.99
7.2.200.0000.01614.80
7.2.190.0080.00314.75
7.2.180.0070.01014.52
7.2.170.0070.00414.80
7.2.160.0030.01214.89
7.2.150.0130.00316.86
7.2.140.0030.00616.80
7.2.130.0030.00616.92
7.2.120.0060.00616.64
7.2.110.0030.01216.70
7.2.100.0030.01016.48
7.2.90.0090.00616.80
7.2.80.0050.01116.43
7.2.70.0000.01516.70
7.2.60.0090.00316.77
7.2.50.0080.00416.73
7.2.40.0000.01716.86
7.2.30.0090.00616.82
7.2.20.0060.00316.69
7.2.10.0000.01516.46
7.2.00.0080.00717.97
7.1.330.0030.01015.63
7.1.320.0090.00315.70
7.1.310.0030.00715.59
7.1.300.0030.00615.40
7.1.290.0030.01015.40
7.1.280.0030.01015.79
7.1.270.0030.01015.67
7.1.260.0000.01115.44
7.1.250.0000.01315.55
7.1.240.0040.00415.94
7.1.230.0030.00815.79
7.1.220.0030.00615.51
7.1.210.0100.00315.54
7.1.200.0110.00315.83
7.1.190.0040.01115.71
7.1.180.0070.00715.46
7.1.170.0000.01315.76
7.1.160.0030.01015.71
7.1.150.0100.00315.90
7.1.140.0030.00615.86
7.1.130.0110.00715.56
7.1.120.0180.00015.54
7.1.110.0080.00315.82
7.1.100.0140.01216.94
7.1.90.0000.01215.62
7.1.80.0080.00315.54
7.1.70.0020.01016.47
7.1.60.0060.01317.43
7.1.50.0060.01516.31
7.1.40.0110.00415.87
7.1.30.0090.00615.63
7.1.20.0100.00315.51
7.1.10.0100.00015.74
7.1.00.0050.04219.14
7.0.330.0030.01015.52
7.0.320.0070.01015.12
7.0.310.0030.00915.29
7.0.300.0100.00315.37
7.0.290.0040.00415.04
7.0.280.0060.00915.31
7.0.270.0090.00815.34
7.0.260.0030.00615.37
7.0.250.0000.01115.16
7.0.240.0100.00715.25
7.0.230.0030.01015.25
7.0.220.0070.00715.43
7.0.210.0050.00515.21
7.0.200.0030.00715.86
7.0.190.0110.00315.61
7.0.180.0120.00415.34
7.0.170.0030.01415.48
7.0.160.0090.00315.02
7.0.150.0060.00615.32
7.0.140.0050.03818.69
7.0.130.0100.00315.42
7.0.120.0040.00415.30
7.0.110.0090.00315.27
7.0.100.0090.00615.50
7.0.90.0000.01215.41
7.0.80.0030.00615.14
7.0.70.0030.01415.31
7.0.60.0080.03417.76
7.0.50.0050.02116.62
7.0.40.0100.04016.53
7.0.30.0080.03316.77
7.0.20.0180.04416.78
7.0.10.0080.02516.79
7.0.00.0100.04316.88
5.6.400.0000.01414.25
5.6.390.0120.00314.20
5.6.380.0000.01214.18
5.6.370.0070.00714.33
5.6.360.0090.00314.47
5.6.350.0040.01114.21
5.6.340.0080.00414.44
5.6.330.0030.01414.40
5.6.320.0100.00614.37
5.6.310.0060.00614.32
5.6.300.0000.00814.24
5.6.290.0070.00413.90
5.6.280.0040.03817.57
5.6.270.0060.00314.28
5.6.260.0030.01014.20
5.6.250.0060.00914.09
5.6.240.0040.01214.41
5.6.230.0030.00814.43
5.6.220.0070.00714.06
5.6.210.0050.04517.53
5.6.200.0110.03616.32
5.6.190.0070.02517.44
5.6.180.0230.03517.30
5.6.170.0170.03017.22
5.6.160.0050.04317.47
5.6.150.0060.02516.23
5.6.140.0080.04316.29
5.6.130.0030.03016.19
5.6.120.0070.03917.49
5.6.110.0090.04517.47
5.6.100.0060.04617.65
5.6.90.0050.03317.48
5.6.80.0020.02417.31
5.6.70.2290.02317.16
5.6.60.0070.00413.88
5.6.50.0060.00614.45
5.6.40.0030.01014.02
5.6.30.0080.00814.30
5.6.20.0030.01114.34
5.6.10.0040.01114.07
5.6.00.0000.01213.99
5.5.380.0060.00614.26
5.5.370.0060.01214.41
5.5.360.0000.01113.98
5.5.350.0150.04317.36
5.5.340.0030.03016.00
5.5.330.0070.04517.16
5.5.320.0130.03216.95
5.5.310.0110.02717.25
5.5.300.0070.02316.11
5.5.290.0040.02416.16
5.5.280.0090.03317.37
5.5.270.0150.03717.55
5.5.260.0130.03617.46
5.5.250.0030.04417.43
5.5.240.0150.03817.24
5.5.230.0030.00613.87
5.5.220.0110.00414.00
5.5.210.0000.01514.30
5.5.200.0030.01313.80
5.5.190.0060.00914.15
5.5.180.0120.00314.10
5.5.170.0030.01014.11
5.5.160.0070.00314.15
5.5.150.0140.00013.94
5.5.140.0060.00614.26
5.5.130.0070.00414.00
5.5.120.0080.00013.86
5.5.110.0070.00414.02
5.5.100.0100.00314.18
5.5.90.0070.00413.89
5.5.80.0120.00314.14
5.5.70.0030.00914.20
5.5.60.0000.01014.16
5.5.50.0030.00813.90
5.5.40.0080.00613.82
5.5.30.0000.00814.14
5.5.20.0140.00014.19
5.5.10.0000.01314.11
5.5.00.0030.00613.84
5.4.450.0020.04314.97
5.4.440.0080.03415.37
5.4.430.0180.02715.18
5.4.420.0160.03314.97
5.4.410.0070.03815.04
5.4.400.0120.02514.77
5.4.390.0350.03414.89
5.4.380.0330.03415.01
5.4.370.0130.03014.72
5.4.360.0330.03214.82
5.4.350.0270.03214.95
5.4.340.0050.01911.43
5.4.330.0030.00310.93
5.4.320.0070.02011.59
5.4.310.0050.02311.73
5.4.300.0060.02011.72
5.4.290.0050.02111.64
5.4.280.0040.02111.66
5.4.270.0060.01811.59
5.4.260.0070.02111.58
5.4.250.0060.01911.69
5.4.240.0050.02011.49
5.4.230.0070.02211.57
5.4.220.0040.01911.63
5.4.210.0030.02011.54
5.4.200.0070.01911.65
5.4.190.0050.02111.72
5.4.180.0050.02111.57
5.4.170.0070.02011.56
5.4.160.0070.01711.64
5.4.150.0050.02011.68
5.4.140.0050.02011.55
5.4.130.0080.01911.32
5.4.120.0040.02411.50
5.4.110.0070.02011.38
5.4.100.0050.02311.46
5.4.90.0020.02611.32
5.4.80.0070.02111.23
5.4.70.0070.01711.33
5.4.60.0060.01811.38
5.4.50.0060.01811.38
5.4.40.0040.02111.32
5.4.30.0020.02311.47
5.4.20.0050.02211.34
5.4.10.0090.01711.29
5.4.00.0050.02311.14
5.3.290.0080.03812.80
5.3.280.0090.03412.71
5.3.270.0060.03912.72
5.3.260.0060.03912.71
5.3.250.0090.03312.72
5.3.240.0070.03912.72
5.3.230.0080.03512.71
5.3.220.0080.03512.68
5.3.210.0070.03812.68
5.3.200.0060.03612.68
5.3.190.0070.03612.68
5.3.180.0060.03612.67
5.3.170.0050.03712.67
5.3.160.0060.03512.68
5.3.150.0080.03312.67
5.3.140.0060.03612.66
5.3.130.0070.03712.66
5.3.120.0060.03912.66
5.3.110.0060.03912.66
5.3.100.0080.03412.11
5.3.90.0080.03412.08
5.3.80.0060.04412.07
5.3.70.0090.03412.07
5.3.60.0040.03812.07
5.3.50.0030.03812.00
5.3.40.0080.03412.00
5.3.30.0070.03411.95
5.3.20.0110.03011.73
5.3.10.0060.04111.70
5.3.00.0060.03611.68
5.2.170.0030.0329.18
5.2.160.0060.0289.18
5.2.150.0020.0339.18
5.2.140.0020.0339.18
5.2.130.0060.0289.13
5.2.120.0070.0269.13
5.2.110.0050.0289.15
5.2.100.0050.0279.14
5.2.90.0080.0259.14
5.2.80.0030.0319.14
5.2.70.0060.0289.14
5.2.60.0060.0299.09
5.2.50.0060.0319.06
5.2.40.0070.0269.03
5.2.30.0090.0259.01
5.2.20.0010.0329.00
5.2.10.0020.0308.92
5.2.00.0050.0348.79
5.1.60.0050.0278.06
5.1.50.0030.0258.06
5.1.40.0070.0228.05
5.1.30.0060.0248.40
5.1.20.0050.0278.42
5.1.10.0030.0308.14
5.1.00.0050.0258.14
5.0.50.0000.0236.62
5.0.40.0040.0196.48
5.0.30.0040.0306.29
5.0.20.0050.0186.27
5.0.10.0030.0206.23
5.0.00.0050.0376.23
4.4.90.0030.0164.78
4.4.80.0030.0164.75
4.4.70.0050.0164.75
4.4.60.0040.0154.76
4.4.50.0020.0164.77
4.4.40.0050.0244.71
4.4.30.0020.0164.76
4.4.20.0010.0174.84
4.4.10.0050.0134.85
4.4.00.0020.0254.76
4.3.110.0040.0154.67
4.3.100.0010.0164.66
4.3.90.0030.0154.64
4.3.80.0040.0234.58
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0040.0144.63
4.3.40.0010.0314.53
4.3.30.0040.0223.29
4.3.20.0010.0223.25
4.3.10.0030.0203.22
4.3.00.0030.0237.41

preferences:
43.34 ms | 400 KiB | 5 Q