3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr1 = ["one","two","three",1,2,3]; $arr2 = ["two","four","five",2,4,5]; $result = array_merge($arr1, $arr2); print_r(array_unique($result));

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)
8.3.60.0090.00616.63
8.3.50.0150.00318.16
8.3.40.0080.00618.40
8.3.30.0090.00618.46
8.3.20.0000.00720.22
8.3.10.0040.00420.28
8.3.00.0040.00418.96
8.2.180.0140.00725.92
8.2.170.0140.00722.96
8.2.160.0070.00720.23
8.2.150.0000.00725.66
8.2.140.0040.00424.66
8.2.130.0040.00419.11
8.2.120.0000.00826.35
8.2.110.0110.00021.04
8.2.100.0060.00617.78
8.2.90.0060.00319.06
8.2.80.0050.00317.97
8.2.70.0090.00017.50
8.2.60.0040.00417.91
8.2.50.0030.00518.07
8.2.40.0080.00018.01
8.2.30.0040.00417.96
8.2.20.0040.00417.59
8.2.10.0040.00417.92
8.2.00.0040.00417.91
8.1.280.0110.00425.92
8.1.270.0040.00422.05
8.1.260.0040.00428.09
8.1.250.0060.00328.09
8.1.240.0030.00622.64
8.1.230.0080.00417.77
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0040.00417.22
8.1.190.0030.00517.10
8.1.180.0040.00418.10
8.1.170.0080.00018.64
8.1.160.0050.00218.73
8.1.150.0000.00718.74
8.1.140.0000.00819.41
8.1.130.0000.00717.68
8.1.120.0040.00417.27
8.1.110.0040.00417.27
8.1.100.0040.00417.34
8.1.90.0040.00417.41
8.1.80.0000.00817.42
8.1.70.0000.00717.38
8.1.60.0040.00417.44
8.1.50.0040.00417.44
8.1.40.0000.00817.43
8.1.30.0000.00817.48
8.1.20.0040.00417.51
8.1.10.0040.00417.40
8.1.00.0050.00317.35
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0000.00718.30
8.0.270.0030.00317.10
8.0.260.0060.00017.09
8.0.250.0030.00316.87
8.0.240.0060.00016.83
8.0.230.0030.00316.76
8.0.220.0000.00716.84
8.0.210.0000.00716.80
8.0.200.0030.00316.77
8.0.190.0040.00416.86
8.0.180.0030.00516.79
8.0.170.0030.00516.78
8.0.160.0070.00016.85
8.0.150.0030.00316.66
8.0.140.0000.00816.68
8.0.130.0000.00513.19
8.0.120.0000.00816.85
8.0.110.0050.00316.86
8.0.100.0040.00416.78
8.0.90.0030.00516.70
8.0.80.0040.01116.70
8.0.70.0000.00716.62
8.0.60.0070.00016.86
8.0.50.0040.00416.68
8.0.30.0080.01117.05
8.0.20.0100.01517.40
8.0.10.0030.00516.91
8.0.00.0120.00516.78
7.4.330.0000.00516.89
7.4.320.0030.00316.41
7.4.300.0020.00516.57
7.4.290.0040.00416.37
7.4.280.0080.00016.50
7.4.270.0000.00716.48
7.4.260.0040.00416.39
7.4.250.0040.00416.31
7.4.240.0030.00316.41
7.4.230.0070.00016.47
7.4.220.0070.00716.54
7.4.210.0130.00616.48
7.4.200.0030.00316.38
7.4.160.0090.00616.36
7.4.150.0080.01217.40
7.4.140.0120.00717.86
7.4.130.0100.00716.49
7.4.120.0080.01216.47
7.4.110.0100.00716.36
7.4.100.0160.00616.48
7.4.90.0120.00416.23
7.4.80.0090.00919.39
7.4.70.0070.01416.43
7.4.60.0070.01116.19
7.4.50.0060.00916.25
7.4.40.0080.00816.40
7.4.30.0100.00716.53
7.4.00.0070.00714.85
7.3.330.0000.00512.96
7.3.320.0000.00512.97
7.3.310.0000.00716.21
7.3.300.0040.00416.19
7.3.290.0030.00316.11
7.3.280.0080.01016.12
7.3.270.0160.00317.40
7.3.260.0140.00416.35
7.3.250.0110.00916.12
7.3.240.0130.00416.25
7.3.230.0030.01316.39
7.3.210.0090.00616.14
7.3.200.0100.01019.39
7.3.190.0100.00716.11
7.3.180.0060.00916.26
7.3.170.0130.00316.18
7.3.160.0120.00316.27
7.3.120.0100.00714.83
7.3.110.0090.00514.68
7.3.100.0030.01114.76
7.3.90.0080.00814.84
7.3.80.0020.01114.62
7.3.70.0020.01214.62
7.3.60.0070.00614.65
7.3.50.0050.01014.56
7.3.40.0080.00514.71
7.3.30.0100.00314.69
7.3.20.0030.00916.64
7.3.10.0060.00916.53
7.3.00.0030.00916.46
7.2.330.0030.01416.56
7.2.320.0140.00416.54
7.2.310.0070.01216.43
7.2.300.0030.01416.45
7.2.290.0120.00416.36
7.2.250.0080.01214.95
7.2.240.0050.00914.87
7.2.230.0060.01014.89
7.2.220.0060.01114.83
7.2.210.0060.00914.86
7.2.200.0060.01015.00
7.2.190.0030.01014.68
7.2.180.0070.00914.88
7.2.170.0070.00814.85
7.2.160.0100.00714.87
7.2.150.0040.01416.93
7.2.140.0090.00616.83
7.2.130.0090.00616.84
7.2.120.0070.01016.52
7.2.110.0030.00916.44
7.2.100.0060.00916.63
7.2.90.0080.00816.80
7.2.80.0070.01117.02
7.2.70.0070.00716.54
7.2.60.0030.00716.84
7.2.50.0040.00716.90
7.2.40.0100.00316.67
7.2.30.0030.01016.88
7.2.20.0070.00416.83
7.2.10.0040.01116.71
7.2.00.0040.00716.50
7.1.330.0060.00615.70
7.1.320.0030.01015.69
7.1.310.0070.00915.63
7.1.300.0060.00615.71
7.1.290.0060.00715.61
7.1.280.0050.00615.50
7.1.270.0070.00715.62
7.1.260.0100.00315.76
7.1.250.0080.00615.89
7.1.200.0040.00415.80
7.1.100.0060.00318.23
7.1.70.0000.01417.09
7.1.60.0150.01119.19
7.1.00.0100.06722.43
7.0.200.0040.00416.69
7.0.60.0230.04319.82
7.0.50.0030.08017.88
7.0.40.0030.05020.23
7.0.30.0400.05320.10
7.0.20.0300.08020.25
7.0.10.0100.06020.12
7.0.00.0070.04720.23
5.6.280.0070.07021.00
5.6.210.0100.07320.55
5.6.200.0070.07318.25
5.6.190.0070.08720.57
5.6.180.0430.05320.61
5.6.170.0130.05020.50
5.6.160.0070.05020.48
5.6.150.0070.07318.24
5.6.140.0070.06018.28
5.6.130.0030.09018.22
5.6.120.0030.06021.11
5.6.110.0130.07721.13
5.6.100.0070.08020.93
5.6.90.0130.06321.02
5.6.80.0030.08720.39
5.5.350.4230.04020.29
5.5.340.0030.06717.95
5.5.330.0130.03720.13
5.5.320.0270.07720.51
5.5.310.0270.06320.19
5.5.300.0070.08017.98
5.5.290.0070.07718.02
5.5.280.0030.05020.78
5.5.270.0030.06020.96
5.5.260.0170.06320.75
5.5.250.0030.08020.68
5.5.240.0300.07020.03

preferences:
67.09 ms | 401 KiB | 5 Q