3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array= array(1,2,7,3,4,5); print_r(array_diff_key($array, 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)
8.3.40.0040.01118.42
8.3.30.0110.00418.93
8.3.20.0000.00820.23
8.3.10.0040.00423.48
8.3.00.0120.00617.38
8.2.170.0070.00722.96
8.2.160.0090.00620.22
8.2.150.0000.00824.18
8.2.140.0030.00624.66
8.2.130.0060.00326.16
8.2.120.0040.00420.86
8.2.110.0060.00320.82
8.2.100.0110.00018.09
8.2.90.0000.00918.22
8.2.80.0080.00017.97
8.2.70.0030.00517.92
8.2.60.0080.00018.09
8.2.50.0050.00318.10
8.2.40.0050.00318.09
8.2.30.0040.00417.98
8.2.20.0050.00317.51
8.2.10.0050.00317.97
8.2.00.0000.00717.67
8.1.270.0090.00623.79
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00022.04
8.1.230.0110.00022.82
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.25
8.1.190.0040.00417.00
8.1.180.0050.00518.10
8.1.170.0040.00418.48
8.1.160.0040.00421.84
8.1.150.0040.00418.81
8.1.140.0030.00517.31
8.1.130.0070.00017.81
8.1.120.0000.00717.30
8.1.110.0030.00617.43
8.1.100.0050.00317.29
8.1.90.0000.00717.36
8.1.80.0030.00317.26
8.1.70.0000.00717.33
8.1.60.0030.00617.45
8.1.50.0040.00417.49
8.1.40.0040.00417.50
8.1.30.0060.00317.59
8.1.20.0040.00417.47
8.1.10.0020.00517.29
8.1.00.0070.00017.28
8.0.300.0060.00319.57
8.0.290.0030.00516.63
8.0.280.0040.00418.36
8.0.270.0000.00717.18
8.0.260.0060.00017.11
8.0.250.0040.00416.87
8.0.240.0040.00416.88
8.0.230.0030.00316.91
8.0.220.0000.00716.75
8.0.210.0070.00016.80
8.0.200.0070.00016.91
8.0.190.0060.00316.76
8.0.180.0060.00316.89
8.0.170.0000.00816.81
8.0.160.0050.00316.69
8.0.150.0000.00816.77
8.0.140.0030.00316.67
8.0.130.0030.00313.23
8.0.120.0040.00416.81
8.0.110.0000.00816.78
8.0.100.0050.00316.87
8.0.90.0000.00816.85
8.0.80.0040.01216.77
8.0.70.0040.00416.76
8.0.60.0070.00016.65
8.0.50.0080.00016.77
8.0.30.0110.00817.02
8.0.20.0130.00517.40
8.0.10.0040.00416.81
8.0.00.0100.00816.74
7.4.330.0000.00615.03
7.4.320.0060.00016.50
7.4.300.0000.00616.55
7.4.290.0020.00516.39
7.4.280.0070.00016.54
7.4.270.0000.00716.58
7.4.260.0020.00516.36
7.4.250.0070.00016.48
7.4.240.0030.00316.37
7.4.230.0000.00716.43
7.4.220.0120.00616.43
7.4.210.0030.01216.55
7.4.200.0040.00416.33
7.4.160.0090.00916.57
7.4.150.0110.00717.40
7.4.140.0070.01117.86
7.4.130.0080.00916.39
7.4.120.0080.01216.39
7.4.110.0070.01016.24
7.4.100.0090.00916.38
7.4.90.0080.00816.53
7.4.80.0030.01319.39
7.4.70.0090.00916.45
7.4.60.0110.00616.45
7.4.50.0050.00016.20
7.4.40.0090.00616.23
7.4.30.0130.00316.45
7.4.10.0140.00315.03
7.4.00.0090.00714.85
7.3.330.0060.00013.07
7.3.320.0000.00512.86
7.3.310.0030.00315.99
7.3.300.0000.00715.97
7.3.290.0060.01316.19
7.3.280.0080.00816.09
7.3.270.0080.00817.40
7.3.260.0120.00616.29
7.3.250.0110.01016.26
7.3.240.0100.00616.38
7.3.230.0080.01116.39
7.3.210.0060.01016.11
7.3.200.0130.00819.39
7.3.190.0070.01016.34
7.3.180.0060.00916.23
7.3.170.0130.00316.27
7.3.160.0160.00016.14
7.3.130.0060.01014.66
7.3.120.0030.01014.45
7.3.110.0080.00814.82
7.3.100.0020.00914.69
7.3.90.0050.01114.77
7.3.80.0060.01014.70
7.3.70.0090.00514.60
7.3.60.0100.00614.60
7.3.50.0070.00714.71
7.3.40.0040.00814.68
7.3.30.0080.00314.55
7.3.20.0050.00916.50
7.3.10.0090.00516.32
7.3.00.0060.00616.37
7.2.330.0110.00716.42
7.2.320.0080.01616.53
7.2.310.0030.01316.34
7.2.300.0150.00616.55
7.2.290.0180.00316.52
7.2.260.0070.01015.03
7.2.250.0100.00715.01
7.2.240.0020.01214.56
7.2.230.0030.01214.73
7.2.220.0080.01014.90
7.2.210.0080.00614.76
7.2.200.0110.00415.02
7.2.190.0020.01214.85
7.2.180.0070.00914.88
7.2.170.0060.00514.86
7.2.160.0050.00714.81
7.2.150.0070.00416.68
7.2.140.0050.01016.70
7.2.130.0040.01016.45
7.2.120.0050.00916.49
7.2.110.0100.00816.58
7.2.100.0060.01016.66
7.2.90.0050.00716.61
7.2.80.0070.00916.80
7.2.70.0060.00716.48
7.2.60.0050.00816.73
7.2.50.0090.00616.72
7.2.40.0110.00516.78
7.2.30.0070.00416.71
7.2.20.0100.00716.54
7.2.10.0040.01216.76
7.2.00.0060.00817.57
7.1.330.0080.00715.65
7.1.320.0090.00715.64
7.1.310.0020.01115.87
7.1.300.0100.00715.76
7.1.290.0060.00615.83
7.1.280.0050.00815.62
7.1.270.0050.01215.68
7.1.260.0070.00415.71
7.1.250.0070.00715.78
7.1.240.0060.00915.80
7.1.230.0110.00615.48
7.1.220.0000.01315.55
7.1.210.0030.00515.57
7.1.200.0060.00615.48
7.1.190.0030.00715.86
7.1.180.0030.00915.66
7.1.170.0000.01515.50
7.1.160.0030.00915.88
7.1.150.0030.00615.75
7.1.140.0110.00015.85
7.1.130.0070.00315.79
7.1.120.0070.01015.63
7.1.110.0110.00715.59
7.1.100.0050.01116.86
7.1.90.0030.01015.73
7.1.80.0030.01015.82
7.1.70.0030.01016.17
7.1.60.0080.01017.63
7.1.50.0170.00515.98
7.1.40.0040.00415.66
7.1.30.0070.00715.76
7.1.20.0040.01115.74
7.1.10.0040.01115.84
7.1.00.0030.03919.08
7.0.330.0030.00915.03
7.0.320.0030.00915.41
7.0.310.0000.01515.12
7.0.300.0000.00815.37
7.0.290.0070.01015.27
7.0.280.0000.01215.31
7.0.270.0060.00315.27
7.0.260.0090.00315.50
7.0.250.0070.00415.38
7.0.240.0000.00915.36
7.0.230.0040.01115.34
7.0.220.0000.01715.25
7.0.210.0070.00415.02
7.0.200.0050.00816.05
7.0.190.0030.01015.42
7.0.180.0000.00915.18
7.0.170.0040.00815.46
7.0.160.0060.00915.26
7.0.150.0060.00615.20
7.0.140.0000.04518.72
7.0.130.0070.00415.45
7.0.120.0060.00615.43
7.0.110.0140.00315.38
7.0.100.0060.00615.25
7.0.90.0040.01115.44
7.0.80.0030.01415.11
7.0.70.0090.00615.19
7.0.60.0070.02917.65
7.0.50.0050.04216.66
7.0.40.0070.04616.92
7.0.30.0210.03616.65
7.0.20.0130.02816.70
7.0.10.0070.02516.84
7.0.00.0020.05416.90
5.6.400.0080.00313.97
5.6.390.0150.00014.14
5.6.380.0070.00714.24
5.6.370.0090.00613.91
5.6.360.0110.00414.11
5.6.350.0040.01114.31
5.6.340.0000.00914.07
5.6.330.0070.00714.57
5.6.320.0040.00713.71
5.6.310.0000.01614.27
5.6.300.0030.01013.77
5.6.290.0070.00714.24
5.6.280.0020.04217.59
5.6.270.0070.01014.40
5.6.260.0030.01614.25
5.6.250.0000.01214.22
5.6.240.0110.00514.39
5.6.230.0040.01114.42
5.6.220.0070.00713.94
5.6.210.0070.04417.37
5.6.200.0070.04316.09
5.6.190.0050.02517.39
5.6.180.0130.04317.37
5.6.170.0100.03317.27
5.6.160.0030.04817.39
5.6.150.0060.04316.18
5.6.140.0060.03016.04
5.6.130.0100.03316.17
5.6.120.0000.02717.82
5.6.110.0080.04217.54
5.6.100.0030.05017.55
5.6.90.0080.04317.39
5.6.80.0080.03617.16
5.6.70.0110.00413.83
5.6.60.0070.00414.11
5.6.50.0060.00614.09
5.6.40.0040.01214.17
5.6.30.0080.00814.06
5.6.20.0070.00413.99
5.6.10.0000.01414.01
5.6.00.0130.00014.12
5.5.380.0030.01013.96
5.5.370.0000.01314.27
5.5.360.0030.01014.23
5.5.350.0150.04017.08
5.5.340.0070.04516.05
5.5.330.0050.03817.26
5.5.320.0120.04217.26
5.5.310.0200.03417.20
5.5.300.0050.02315.88
5.5.290.0050.03216.17
5.5.280.0120.03817.50
5.5.270.0070.03817.46
5.5.260.0090.04317.43
5.5.250.0050.03717.45
5.5.240.0050.04016.91
5.5.230.0000.00913.92
5.5.220.0040.00714.09
5.5.210.0080.00413.97
5.5.200.0070.01014.29
5.5.190.0070.00614.17
5.5.180.0080.00414.05
5.5.170.0050.00514.17
5.5.160.0060.00613.88
5.5.150.0090.00014.27
5.5.140.0000.00913.87
5.5.130.0070.00713.98
5.5.120.0060.00613.95
5.5.110.0060.00913.92
5.5.100.0070.00714.31
5.5.90.0060.00614.17
5.5.80.0060.00614.05
5.5.70.0120.00413.70
5.5.60.0100.00314.27
5.5.50.0050.00513.84
5.5.40.0000.01314.22
5.5.30.0090.00614.29
5.5.20.0090.00613.93
5.5.10.0030.01014.13
5.5.00.0040.00814.09
5.4.450.0430.03115.28
5.4.440.0360.02915.32
5.4.430.0350.03615.32
5.4.420.0330.03015.12
5.4.410.0500.02515.26
5.4.400.0210.03614.90
5.4.390.0370.02814.91
5.4.380.0050.02814.85
5.4.370.0100.01714.86
5.4.360.0060.02314.85
5.4.350.0040.05711.54
5.4.340.0060.02011.54
5.4.330.0000.01011.10
5.4.320.0050.02211.78
5.4.310.0040.02311.77
5.4.300.0020.02511.78
5.4.290.0070.02011.77
5.4.280.0030.02311.72
5.4.270.0020.02211.72
5.4.260.0060.02111.72
5.4.250.0070.01811.72
5.4.240.0040.02611.72
5.4.230.0060.02211.76
5.4.220.0070.01911.72
5.4.210.0040.02111.72
5.4.200.0050.02111.72
5.4.190.0060.02011.72
5.4.180.0050.02211.72
5.4.170.0060.01911.72
5.4.160.0030.02511.72
5.4.150.0060.01911.72
5.4.140.0040.02111.56
5.4.130.0030.02111.56
5.4.120.0020.02311.54
5.4.110.0040.02111.53
5.4.100.0050.02211.53
5.4.90.0050.02311.53
5.4.80.0010.02411.53
5.4.70.0050.01811.53
5.4.60.0060.02111.53
5.4.50.0050.02111.53
5.4.40.0060.01911.53
5.4.30.0040.02311.53
5.4.20.0050.02311.52
5.4.10.0080.02011.52
5.4.00.0060.02211.27
5.3.290.0030.04412.80
5.3.280.0050.04412.71
5.3.270.0050.04112.73
5.3.260.0080.03712.72
5.3.250.0080.05112.71
5.3.240.0060.03712.72
5.3.230.0030.04012.71
5.3.220.0060.03912.68
5.3.210.0060.03812.68
5.3.200.0080.03512.68
5.3.190.0060.03712.68
5.3.180.0070.03512.68
5.3.170.0100.03912.67
5.3.160.0070.03612.67
5.3.150.0090.03812.67
5.3.140.0060.04012.66
5.3.130.0050.04412.66
5.3.120.0060.04012.66
5.3.110.0050.04412.66
5.3.100.0060.04112.12
5.3.90.0070.04012.09
5.3.80.0080.03812.08
5.3.70.0070.04412.07
5.3.60.0070.03712.06
5.3.50.0050.04512.00
5.3.40.0080.04812.00
5.3.30.0060.03911.95
5.3.20.0050.04211.72
5.3.10.0050.03811.69
5.3.00.0100.04811.68
5.2.170.0060.0389.17
5.2.160.0030.0319.18
5.2.150.0050.0329.18
5.2.140.0080.0399.17
5.2.130.0030.0329.14
5.2.120.0080.0269.13
5.2.110.0070.0289.14
5.2.100.0050.0289.14
5.2.90.0010.0329.14
5.2.80.0020.0349.14
5.2.70.0060.0309.14
5.2.60.0020.0349.08
5.2.50.0050.0319.06
5.2.40.0060.0299.03
5.2.30.0050.0349.01
5.2.20.0090.0349.00
5.2.10.0070.0388.94
5.2.00.0030.0338.79
5.1.60.0050.0238.07
5.1.50.0040.0248.07
5.1.40.0030.0258.05
5.1.30.0050.0258.41
5.1.20.0060.0258.43
5.1.10.0040.0258.15
5.1.00.0040.0258.15
5.0.50.0030.0216.62
5.0.40.0050.0186.47
5.0.30.0060.0306.29
5.0.20.0030.0196.27
5.0.10.0090.0166.23
5.0.00.0030.0316.23
4.4.90.0020.0164.78
4.4.80.0010.0174.75
4.4.70.0010.0174.75
4.4.60.0030.0144.75
4.4.50.0060.0124.77
4.4.40.0040.0234.71
4.4.30.0040.0144.76
4.4.20.0040.0144.84
4.4.10.0050.0134.85
4.4.00.0030.0244.75
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0020.0154.63
4.3.80.0020.0244.58
4.3.70.0050.0114.63
4.3.60.0040.0134.63
4.3.50.0010.0174.63
4.3.40.0010.0264.54
4.3.30.0000.0223.29
4.3.20.0030.0203.26
4.3.10.0020.0203.22
4.3.00.0130.0236.95

preferences:
42.65 ms | 400 KiB | 5 Q