3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array_merge(array(1,2),array(3));

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)
8.3.60.0170.00316.50
8.3.50.0130.00522.05
8.3.40.0180.00318.42
8.3.30.0140.00618.70
8.3.20.0040.00820.00
8.3.10.0040.00423.61
8.3.00.0150.00021.02
8.2.180.0120.00916.75
8.2.170.0030.01722.96
8.2.160.0180.00320.13
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0130.00726.16
8.2.120.0000.00819.35
8.2.110.0030.00819.33
8.2.100.0090.00317.72
8.2.90.0090.00019.08
8.2.80.0000.00917.97
8.2.70.0000.00817.50
8.2.60.0080.00017.91
8.2.50.0000.00818.07
8.2.40.0000.00819.71
8.2.30.0040.00418.10
8.2.20.0000.00817.50
8.2.10.0000.00717.86
8.2.00.0040.00419.47
8.1.280.0120.00625.92
8.1.270.0110.00323.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.59
8.1.230.0120.00017.45
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0030.00617.13
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0060.00618.39
8.1.160.0030.00321.94
8.1.150.0070.00018.54
8.1.140.0040.00417.37
8.1.130.0030.00317.86
8.1.120.0040.00417.27
8.1.110.0040.00417.39
8.1.100.0070.00017.40
8.1.90.0000.00717.36
8.1.80.0030.00317.38
8.1.70.0000.00717.36
8.1.60.0060.00317.48
8.1.50.0040.00417.48
8.1.40.0020.00517.35
8.1.30.0050.00317.48
8.1.20.0040.00417.47
8.1.10.0000.00717.45
8.1.00.0000.00717.35
8.0.300.0050.00218.77
8.0.290.0000.00716.63
8.0.280.0070.00018.35
8.0.270.0080.00017.14
8.0.260.0030.00317.24
8.0.250.0030.00316.91
8.0.240.0000.00716.84
8.0.230.0040.00416.85
8.0.220.0000.00616.79
8.0.210.0000.00716.84
8.0.200.0030.00316.84
8.0.190.0000.00916.88
8.0.180.0000.00716.86
8.0.170.0000.00816.79
8.0.160.0040.00416.90
8.0.150.0000.00716.85
8.0.140.0040.00316.84
8.0.130.0030.00313.20
8.0.120.0030.00616.69
8.0.110.0040.00416.88
8.0.100.0000.00716.68
8.0.90.0080.00016.89
8.0.80.0070.00716.78
8.0.70.0040.00416.80
8.0.60.0070.00016.73
8.0.50.0020.00516.77
8.0.30.0120.00816.92
8.0.20.0100.00717.40
8.0.10.0000.00716.77
8.0.00.0140.00616.57
7.4.330.0000.00615.01
7.4.320.0040.00416.45
7.4.300.0000.00616.45
7.4.290.0030.00516.33
7.4.280.0040.00416.32
7.4.270.0000.00816.34
7.4.260.0040.00316.29
7.4.250.0000.00816.29
7.4.240.0000.00716.44
7.4.230.0000.00716.32
7.4.220.0100.00716.55
7.4.210.0090.00616.55
7.4.200.0000.00716.32
7.4.160.0070.01116.23
7.4.150.0110.00717.40
7.4.140.0100.00817.86
7.4.130.0100.00716.57
7.4.120.0110.00816.47
7.4.110.0110.00616.21
7.4.100.0170.00316.26
7.4.90.0090.01316.25
7.4.80.0100.01419.39
7.4.70.0140.00316.43
7.4.60.0090.00916.30
7.4.50.0000.00516.34
7.4.40.0130.01016.19
7.4.30.0040.01116.52
7.4.00.0100.00614.91
7.3.330.0050.00012.95
7.3.320.0030.00313.04
7.3.310.0000.00716.20
7.3.300.0000.00716.09
7.3.290.0000.01416.12
7.3.280.0100.00716.19
7.3.270.0100.00717.40
7.3.260.0100.01316.43
7.3.250.0100.00716.25
7.3.240.0040.01616.14
7.3.230.0090.00916.39
7.3.210.0030.01416.36
7.3.200.0090.00919.39
7.3.190.0060.01016.53
7.3.180.0220.00616.36
7.3.170.0030.01316.28
7.3.160.0030.01316.08
7.3.120.0070.00714.62
7.3.10.0070.01216.22
7.3.00.0080.01116.14
7.2.330.0120.01216.53
7.2.320.0060.01116.21
7.2.310.0140.00716.15
7.2.300.0070.01016.57
7.2.290.0100.00716.29
7.2.130.0070.01016.39
7.2.120.0130.00716.56
7.2.110.0130.00116.56
7.2.100.0110.00716.55
7.2.90.0100.00516.35
7.2.80.0050.00816.72
7.2.70.0060.01016.39
7.2.60.0090.00716.44
7.2.50.0050.00916.50
7.2.40.0070.00716.52
7.2.30.0100.00716.52
7.2.20.0060.01116.39
7.2.10.0070.01016.60
7.2.00.0050.00817.47
7.1.250.0050.01415.42
7.1.100.0040.00817.79
7.1.70.0030.00317.07
7.1.60.0040.00817.16
7.1.50.0110.01116.85
7.1.00.0100.07022.40
7.0.200.0030.00616.78
7.0.140.0030.07321.96
7.0.60.0230.07019.92
7.0.50.0100.05717.77
7.0.40.0130.06020.24
7.0.30.0200.04020.16
7.0.20.0230.08020.30
7.0.10.0100.08320.30
7.0.00.0070.07020.08
5.6.280.0030.07321.09
5.6.210.0100.07320.56
5.6.200.0070.07018.19
5.6.190.0130.08320.57
5.6.180.0370.06720.43
5.6.170.0200.04720.48
5.6.160.0100.04020.45
5.6.150.0300.03718.21
5.6.140.0000.08718.23
5.6.130.0130.08018.11
5.6.120.0070.08721.01
5.6.110.0070.08320.99
5.6.100.0070.04720.99
5.6.90.0030.08320.98
5.6.80.0100.08020.46
5.5.350.0130.07320.43
5.5.340.0030.08317.96
5.5.330.0030.04320.40
5.5.320.0030.08320.33
5.5.310.0170.09020.20
5.5.300.0130.07017.94
5.5.290.0230.05317.95
5.5.280.0070.07020.88
5.5.270.0030.04720.67
5.5.260.0030.04020.75
5.5.250.0100.04320.61
5.5.240.4230.04020.23
5.4.450.0030.03719.46
5.4.440.0000.07319.56
5.4.430.0030.06019.41
5.4.420.0070.08319.39
5.4.410.0000.08318.98
5.4.400.0070.06019.24
5.4.390.0100.06319.10
5.4.380.0030.07318.91
5.4.370.0000.07719.13
5.4.360.0030.07319.06
5.4.350.0030.07318.93
5.4.340.0100.07018.93
5.4.320.0030.08319.08
5.4.310.0030.05319.06
5.4.300.0070.06718.78
5.4.290.0070.07019.21
5.4.280.0030.08018.93
5.4.270.0030.04718.79
5.4.260.0030.06319.05
5.4.250.0000.07719.09
5.4.240.0100.06718.80
5.4.230.0030.04318.91
5.4.220.0030.08019.08
5.4.210.0030.07719.04
5.4.200.0070.06719.08
5.4.190.0000.04719.23
5.4.180.0030.07719.24
5.4.170.0070.07019.07
5.4.160.0030.08019.21
5.4.150.0000.08318.79
5.4.140.0030.07316.44
5.4.130.0000.07316.16
5.4.120.0030.07016.18
5.4.110.0100.06716.53
5.4.100.0000.05016.21
5.4.90.0070.04716.41
5.4.80.0000.07016.39
5.4.70.0030.04316.05
5.4.60.0100.06716.43
5.4.50.0070.07016.40
5.4.40.0030.07316.36
5.4.30.0100.06016.42
5.4.20.0030.07316.03
5.4.10.0100.07016.27
5.4.00.0070.06715.93
5.3.290.0030.08014.51
5.3.280.0200.04014.44
5.3.270.0070.07714.64
5.3.260.0070.06014.45
5.3.250.0070.06014.43
5.3.240.0100.07014.46
5.3.230.0070.07314.45
5.3.220.0030.07714.41
5.3.210.0000.08714.42
5.3.200.0000.07014.52
5.3.190.0070.07014.47
5.3.180.0030.07714.54
5.3.170.0070.04314.54
5.3.160.0030.07714.51
5.3.150.0070.06014.58
5.3.140.0030.07314.64
5.3.130.0030.07014.39
5.3.120.0070.07314.41
5.3.110.0100.05314.38
5.3.100.0200.06013.88
5.3.90.0000.06313.88
5.3.80.0100.06713.95
5.3.70.0070.06714.00
5.3.60.0000.04713.92
5.3.50.0000.07314.04
5.3.40.0070.07013.99
5.3.30.0070.05313.68
5.3.20.0000.07713.64
5.3.10.0030.06313.59
5.3.00.0030.05313.59
5.2.170.0030.05712.27
5.2.160.0030.05312.27
5.2.150.0000.04012.27
5.2.140.0000.06012.27
5.2.130.0000.06012.27
5.2.120.0000.06012.27
5.2.110.0000.05712.27
5.2.100.0000.06712.27
5.2.90.0030.05012.27
5.2.80.0030.06312.27
5.2.70.0000.05312.27
5.2.60.0000.05012.27
5.2.50.0030.04712.27
5.2.40.0070.05012.27
5.2.30.0000.05012.27
5.2.20.0030.05012.27
5.2.10.0070.04712.27
5.2.00.0070.06012.27
5.1.60.0070.03312.27
5.1.50.0030.04312.27
5.1.40.0030.04312.27
5.1.30.0000.03312.27
5.1.20.0000.06012.27
5.1.10.0030.05012.27
5.1.00.0030.04312.27
5.0.50.0000.04012.27
5.0.40.0000.04712.27
5.0.30.0030.06312.27
5.0.20.0030.03012.27
5.0.10.0000.04012.27
5.0.00.0030.04712.27
4.4.90.0000.03712.27
4.4.80.0000.03712.27
4.4.70.0000.02312.27
4.4.60.0000.03712.27
4.4.50.0030.03012.27
4.4.40.0000.05312.27
4.4.30.0000.02712.27
4.4.20.0070.03012.27
4.4.10.0030.02012.27
4.4.00.0000.04012.27
4.3.110.0000.03012.27
4.3.100.0000.03712.27
4.3.90.0030.02312.27
4.3.80.0000.05312.27
4.3.70.0000.03712.27
4.3.60.0030.02712.27
4.3.50.0000.03312.27
4.3.40.0000.04012.27
4.3.30.0000.03312.27
4.3.20.0000.04012.27
4.3.10.0030.03312.27
4.3.00.0000.03012.27

preferences:
41.05 ms | 401 KiB | 5 Q