3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = array(1,2,3,4,5); $array2 = array(1,4,5); $array3 = array_merge($array1, $array2); print_r(array_unique($array3));

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)
8.3.40.0070.01118.54
8.3.30.0030.01218.90
8.3.20.0070.00020.16
8.3.10.0040.00423.53
8.3.00.0080.00019.13
8.2.170.0090.00922.96
8.2.160.0070.00720.35
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00722.25
8.2.110.0150.00622.25
8.2.100.0060.00617.63
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0060.00617.50
8.2.60.0040.00417.89
8.2.50.0040.00418.07
8.2.40.0000.00718.09
8.2.30.0000.00717.99
8.2.20.0000.00717.42
8.2.10.0080.00018.00
8.2.00.0030.00717.72
8.1.270.0060.00322.24
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.01023.92
8.1.230.0090.00319.16
8.1.220.0000.00717.74
8.1.210.0050.00318.77
8.1.200.0080.00017.22
8.1.190.0050.00317.27
8.1.180.0000.00818.10
8.1.170.0000.00918.49
8.1.160.0000.00721.84
8.1.150.0050.00218.62
8.1.140.0000.00717.28
8.1.130.0070.00017.81
8.1.120.0100.00017.36
8.1.110.0000.00817.43
8.1.100.0040.00417.31
8.1.90.0040.00317.37
8.1.80.0000.00717.42
8.1.70.0030.00317.31
8.1.60.0000.00917.52
8.1.50.0080.00017.43
8.1.40.0030.00617.38
8.1.30.0040.00417.38
8.1.20.0080.00017.44
8.1.10.0030.00617.46
8.1.00.0000.00817.38
8.0.300.0040.00419.04
8.0.290.0000.00717.18
8.0.280.0020.00518.27
8.0.270.0070.00017.23
8.0.260.0030.00317.05
8.0.250.0000.00716.90
8.0.240.0030.00316.79
8.0.230.0070.00016.88
8.0.220.0030.00316.83
8.0.210.0000.00716.82
8.0.200.0040.00416.89
8.0.190.0040.00416.73
8.0.180.0070.00016.74
8.0.170.0080.00016.75
8.0.160.0030.00316.73
8.0.150.0040.00416.64
8.0.140.0000.00716.81
8.0.130.0000.00913.25
8.0.120.0040.00416.76
8.0.110.0000.00816.72
8.0.100.0000.00816.92
8.0.90.0070.00016.59
8.0.80.0040.01116.71
8.0.70.0030.00316.71
8.0.60.0040.00416.88
8.0.50.0000.00716.69
8.0.30.0090.01116.94
8.0.20.0090.00917.40
8.0.10.0080.00016.84
8.0.00.0120.00916.74
7.4.330.0000.00515.00
7.4.320.0060.00016.46
7.4.300.0030.00316.52
7.4.290.0070.00016.37
7.4.280.0070.00016.47
7.4.270.0020.00516.57
7.4.260.0070.00016.31
7.4.250.0050.00316.39
7.4.240.0020.00516.43
7.4.230.0000.00716.32
7.4.220.0110.01416.37
7.4.210.0080.00816.44
7.4.200.0070.00016.60
7.4.190.0030.00316.56
7.4.160.0130.00716.44
7.4.150.0080.00817.40
7.4.140.0120.00517.86
7.4.130.0080.01016.30
7.4.120.0040.01216.48
7.4.110.0110.00616.31
7.4.100.0040.01316.55
7.4.90.0130.00316.21
7.4.80.0030.01519.39
7.4.70.0120.00316.29
7.4.60.0140.00516.42
7.4.50.0050.00316.37
7.4.40.0040.01122.77
7.4.30.0160.00016.21
7.4.00.0110.00715.04
7.3.330.0060.00012.96
7.3.320.0030.00312.96
7.3.310.0000.00715.95
7.3.300.0030.00316.14
7.3.290.0140.00416.09
7.3.280.0090.00916.18
7.3.270.0100.00717.40
7.3.260.0160.00916.09
7.3.250.0020.01516.18
7.3.240.0100.01316.51
7.3.230.0080.00816.39
7.3.210.0070.01416.35
7.3.200.0070.01019.39
7.3.190.0200.02916.48
7.3.180.0120.00316.20
7.3.170.0080.00816.27
7.3.160.0100.00716.18
7.3.120.0070.01014.49
7.2.330.0110.00716.23
7.2.320.0130.01016.62
7.2.310.0070.01016.54
7.2.300.0060.01016.58
7.2.290.0120.00416.19
7.2.00.0060.01119.07
7.1.100.0000.01117.88
7.1.70.0040.00416.97
7.1.60.0110.01419.39
7.1.50.0000.01216.81
7.1.00.0000.07022.42
7.0.200.0050.00316.76
7.0.140.0070.06722.00
7.0.60.0070.07319.78
7.0.50.0070.06717.87
7.0.40.0070.09020.21
7.0.30.0530.06720.21
7.0.20.0270.08320.08
7.0.10.0130.07320.07
7.0.00.0070.04020.18
5.6.280.0070.07021.01
5.6.210.0070.04720.56
5.6.200.0100.05318.20
5.6.190.0100.05320.57
5.6.180.0270.08020.47
5.6.170.0200.05020.45
5.6.160.0100.07720.43
5.6.150.0030.05018.29
5.6.140.0030.04018.28
5.6.130.0130.07718.17
5.6.120.0100.07321.01
5.6.110.0030.04721.14
5.6.100.0130.06021.11
5.6.90.0030.04320.96
5.6.80.0100.05720.40
5.5.350.0130.07320.31
5.5.340.0030.06318.03
5.5.330.0100.06320.27
5.5.320.0270.07720.19
5.5.310.0430.06720.23
5.5.300.0100.04318.08
5.5.290.0070.06717.94
5.5.280.0100.08020.86
5.5.270.0130.03720.76
5.5.260.0030.04320.86
5.5.250.0070.08020.60
5.5.240.0230.07720.19
5.4.450.0630.03719.42
5.4.440.0630.05719.47
5.4.430.0800.04319.44
5.4.420.0900.07019.50
5.4.410.0130.05019.34
5.4.400.0600.06019.30
5.4.390.0570.05319.14
5.4.380.0300.05318.62
5.4.370.0800.06018.69
5.4.360.0330.05018.77
5.4.350.0400.04718.77
5.4.340.0400.07018.71
5.4.320.0140.05112.48
5.4.310.0090.03812.48
5.4.300.0020.04012.48
5.4.290.0070.03612.48
5.4.280.0340.11512.35
5.4.270.0120.07412.35
5.4.260.0150.08512.35
5.4.250.0220.09912.35
5.4.240.0200.07612.34
5.4.230.0130.07012.34
5.4.220.0220.06212.34
5.4.210.0120.07412.34
5.4.200.0110.05612.34
5.4.190.0300.08712.34
5.4.180.0140.04812.34
5.4.170.0350.14412.34
5.4.160.0220.08812.34
5.4.150.0170.08412.34
5.4.140.0160.10112.02
5.4.130.0140.06112.01
5.4.120.0100.08811.96
5.4.110.0110.05911.96
5.4.100.0190.06911.96
5.4.90.0090.08011.96
5.4.80.0110.06011.96
5.4.70.0280.10811.96
5.4.60.0130.06611.96
5.4.50.0100.06011.96
5.4.40.0110.05711.95
5.4.30.0130.07411.95
5.4.20.0120.05411.95
5.4.10.0100.04211.95
5.4.00.0110.05511.44
5.3.290.0110.03312.80
5.3.280.0110.05112.71
5.3.270.0250.07712.72
5.3.260.0180.06412.72
5.3.250.0150.07212.72
5.3.240.0350.08612.72
5.3.230.0210.07012.71
5.3.220.0300.10712.68
5.3.210.0320.12112.68
5.3.200.0190.07312.68
5.3.190.0320.11712.67
5.3.180.0660.14212.68
5.3.170.0530.08112.67
5.3.160.0300.15912.67
5.3.150.0180.17212.67
5.3.140.0300.11312.66
5.3.130.0230.10612.66
5.3.120.0480.13412.65
5.3.110.0240.08512.66
5.3.100.0150.08312.12
5.3.90.0170.05012.09
5.3.80.0180.05012.07
5.3.70.0130.05312.07
5.3.60.0190.12812.06
5.3.50.0240.06012.00
5.3.40.0340.14112.00
5.3.30.0120.06411.94
5.3.20.0140.09311.73
5.3.10.0250.08111.69
5.3.00.0220.06811.68
5.2.170.0190.0379.18
5.2.160.0280.0559.17
5.2.150.0250.0649.17
5.2.140.0230.0629.16
5.2.130.0150.0469.13
5.2.120.0100.0329.13
5.2.110.0070.0369.14
5.2.100.0100.0679.14
5.2.90.0350.0659.14
5.2.80.0170.1049.13
5.2.70.0120.0799.13
5.2.60.0100.0579.08
5.2.50.0180.0909.06
5.2.40.0260.1299.03
5.2.30.0040.0609.01
5.2.20.0170.0668.99
5.2.10.0060.0868.91
5.2.00.0040.0598.77
5.1.60.0080.0408.05
5.1.50.0100.0488.06
5.1.40.0130.0708.04
5.1.30.0210.0628.39
5.1.20.0120.0638.41
5.1.10.0170.0578.14
5.1.00.0160.0718.13
5.0.50.0180.0446.61
5.0.40.0250.0696.47
5.0.30.0030.0696.29
5.0.20.0230.0376.25
5.0.10.0050.0356.23
5.0.00.0120.0746.23
4.4.90.0020.0374.78
4.4.80.0030.0324.76
4.4.70.0150.0294.76
4.4.60.0040.0284.75
4.4.50.0090.0214.77
4.4.40.0020.0424.71
4.4.30.0060.0214.76
4.4.20.0040.0244.84
4.4.10.0110.0404.85
4.4.00.0060.0344.76
4.3.110.0150.0564.67
4.3.100.0050.0334.66
4.3.90.0040.0234.63
4.3.80.0050.0324.59
4.3.70.0040.0274.63
4.3.60.0080.0304.63
4.3.50.0050.0304.63
4.3.40.0030.0524.54
4.3.30.0120.0433.28
4.3.20.0020.0213.26
4.3.10.0040.0273.23
4.3.00.0070.01313.47

preferences:
41.48 ms | 400 KiB | 5 Q