3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array_merge(array(1,2),array(3,6));

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)
8.3.60.0030.01416.38
8.3.50.0110.00521.98
8.3.40.0110.00418.66
8.3.30.0040.01118.83
8.3.20.0050.00220.14
8.3.10.0000.00821.77
8.3.00.0080.00021.02
8.2.180.0220.00018.29
8.2.170.0140.00322.96
8.2.160.0100.00320.39
8.2.150.0090.00024.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0000.00722.08
8.2.110.0050.00522.13
8.2.100.0080.00317.66
8.2.90.0000.00819.05
8.2.80.0030.00617.97
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00417.97
8.2.30.0040.00417.86
8.2.20.0040.00417.57
8.2.10.0000.00717.48
8.2.00.0050.00217.59
8.1.280.0140.00025.92
8.1.270.0090.00023.77
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0030.00623.96
8.1.230.0080.00419.08
8.1.220.0000.00717.74
8.1.210.0000.00918.77
8.1.200.0060.00317.35
8.1.190.0050.00317.40
8.1.180.0000.00818.10
8.1.170.0000.00818.50
8.1.160.0080.00021.93
8.1.150.0040.00418.61
8.1.140.0040.00417.30
8.1.130.0030.00317.73
8.1.120.0000.00717.39
8.1.110.0080.00017.24
8.1.100.0040.00417.35
8.1.90.0030.00617.38
8.1.80.0030.00317.43
8.1.70.0050.00217.27
8.1.60.0060.00317.50
8.1.50.0050.00317.43
8.1.40.0080.00017.34
8.1.30.0080.00017.50
8.1.20.0060.00317.62
8.1.10.0050.00317.45
8.1.00.0030.00617.42
8.0.300.0030.00318.77
8.0.290.0040.00416.90
8.0.280.0000.00718.33
8.0.270.0000.00717.16
8.0.260.0000.00716.68
8.0.250.0070.00016.87
8.0.240.0000.00716.94
8.0.230.0030.00316.88
8.0.220.0050.00216.82
8.0.210.0040.00416.89
8.0.200.0030.00316.91
8.0.190.0070.00016.77
8.0.180.0000.00716.81
8.0.170.0060.00316.90
8.0.160.0000.00716.73
8.0.150.0070.00316.70
8.0.140.0060.00316.78
8.0.130.0030.00313.26
8.0.120.0040.00416.68
8.0.110.0050.00216.71
8.0.100.0080.00016.70
8.0.90.0030.00516.76
8.0.80.0040.01116.77
8.0.70.0070.00016.80
8.0.60.0000.00716.88
8.0.50.0000.00716.71
8.0.30.0110.00916.85
8.0.20.0110.01117.40
8.0.10.0000.00817.00
8.0.00.0130.00716.69
7.4.330.0030.00315.00
7.4.320.0060.00016.29
7.4.300.0030.00316.32
7.4.290.0050.00216.36
7.4.280.0030.00616.53
7.4.270.0000.00716.55
7.4.260.0000.00716.41
7.4.250.0050.00316.39
7.4.240.0020.00516.40
7.4.230.0030.00316.61
7.4.220.0060.01016.46
7.4.210.0040.00916.51
7.4.200.0070.00016.52
7.4.190.0000.00716.61
7.4.160.0120.00916.41
7.4.150.0140.00317.40
7.4.140.0080.00917.86
7.4.130.0080.00816.43
7.4.120.0090.01016.47
7.4.110.0100.00716.31
7.4.100.0130.00716.62
7.4.90.0160.00016.37
7.4.80.0060.01619.39
7.4.70.0070.01416.25
7.4.60.0080.01016.41
7.4.50.0100.00016.39
7.4.40.0030.01122.77
7.4.30.0060.01116.46
7.4.00.0030.01414.96
7.3.330.0000.00512.97
7.3.320.0030.00312.87
7.3.310.0000.00715.95
7.3.300.0000.00716.13
7.3.290.0090.00916.23
7.3.280.0080.01116.11
7.3.270.0110.00617.40
7.3.260.0090.01316.21
7.3.250.0110.00816.12
7.3.240.0100.01016.11
7.3.230.0170.00016.39
7.3.210.0000.01716.09
7.3.200.0080.01119.39
7.3.190.0100.00516.34
7.3.180.0120.00916.29
7.3.170.0100.01016.45
7.3.160.0120.00316.32
7.3.120.0000.01414.66
7.3.10.0090.00316.50
7.3.00.0040.00716.61
7.2.330.0080.00816.53
7.2.320.0110.00616.63
7.2.310.0120.00616.52
7.2.300.0100.01016.57
7.2.290.0140.00316.67
7.2.130.0000.01216.62
7.2.120.0060.00916.65
7.2.110.0030.01016.72
7.2.100.0050.00516.91
7.2.90.0100.00716.58
7.2.80.0060.01216.73
7.2.70.0040.01116.77
7.2.60.0050.01016.68
7.2.50.0000.01016.89
7.2.40.0110.00416.72
7.2.30.0120.00316.82
7.2.20.0000.01116.89
7.2.10.0080.00016.80
7.2.00.0050.00818.01
7.1.250.0080.00315.56
7.1.200.0050.00515.50
7.1.100.0030.01018.25
7.1.70.0030.00316.99
7.1.60.0040.00716.87
7.1.50.0000.02116.91
7.1.00.0070.06722.36
7.0.200.0060.00616.30
7.0.140.0000.07022.09
7.0.100.0070.05719.84
7.0.90.0170.05319.89
7.0.80.0130.07020.12
7.0.70.0000.04719.85
7.0.60.0070.07019.85
7.0.50.0070.04720.32
7.0.40.0070.07320.00
7.0.30.0130.05020.17
7.0.20.0100.07720.07
7.0.10.0100.04720.09
7.0.00.0030.04720.18
5.6.280.0100.06321.04
5.6.250.0130.07320.48
5.6.240.0130.07320.57
5.6.230.0100.07020.49
5.6.220.0070.04720.61
5.6.210.0070.05320.64
5.6.200.0170.05321.08
5.6.190.0070.06021.00
5.6.180.0070.09021.02
5.6.170.0100.07721.05
5.6.160.0070.06021.10
5.6.150.0130.04321.07
5.6.140.0100.07721.11
5.6.130.0070.08720.94
5.6.120.0070.05721.01
5.6.110.0100.07721.03
5.6.100.0070.08721.00
5.6.90.0130.07020.91
5.6.80.0130.06720.43
5.6.70.0130.06320.43
5.6.60.0070.07720.38
5.6.50.0070.07720.34
5.6.40.0130.05720.38
5.6.30.0070.03720.41
5.6.20.0070.07020.29
5.6.10.0030.08320.42
5.6.00.0070.07320.48
5.5.380.0030.08020.43
5.5.370.0070.04720.35
5.5.360.0130.04320.49
5.5.350.0070.08320.41
5.5.340.0100.06720.88
5.5.330.0070.05320.77
5.5.320.0170.08320.90
5.5.310.0100.08020.79
5.5.300.0100.07720.86
5.5.290.0130.07320.82
5.5.280.0170.06720.77
5.5.270.0100.08720.80
5.5.260.0170.07320.76
5.5.250.0130.06020.58
5.5.240.0130.03320.26
5.5.230.0130.07020.14
5.5.220.0000.09020.10
5.5.210.0130.07320.24
5.5.200.0100.04320.18
5.5.190.0070.07020.21
5.5.180.0070.04320.25
5.5.160.0070.06720.17
5.5.150.0070.04720.10
5.5.140.0130.07020.11
5.5.130.0030.08320.23
5.5.120.0030.04720.07
5.5.110.0070.06720.15
5.5.100.0070.04720.08
5.5.90.0000.07320.14
5.5.80.0070.07020.08
5.5.70.0100.07720.05
5.5.60.0070.05720.13
5.5.50.0100.06020.09
5.5.40.0100.07719.95
5.5.30.0100.07020.07
5.5.20.0070.07320.13
5.5.10.0170.04720.06
5.5.00.0070.06320.04
5.4.450.0030.05019.40
5.4.440.0100.04719.35
5.4.430.0130.06719.37
5.4.420.0130.07319.55
5.4.410.0100.07019.24
5.4.400.0030.08018.91
5.4.390.0130.07018.81
5.4.380.0030.04718.79
5.4.370.0100.07719.14
5.4.360.0070.07719.23
5.4.350.0030.04719.14
5.4.340.0070.06718.98
5.4.320.0100.08018.95
5.4.310.0070.06718.96
5.4.300.0030.08019.14
5.4.290.0030.05719.11
5.4.280.0000.05019.12
5.4.270.0130.07018.96
5.4.260.0070.04719.09
5.4.250.0030.06318.95
5.4.240.0030.04718.78
5.4.230.0200.07019.06
5.4.220.0100.07319.11
5.4.210.0030.07318.83
5.4.200.0000.05318.77
5.4.190.0100.05019.02
5.4.180.0070.06018.78
5.4.170.0170.05019.04
5.4.160.0170.03319.00
5.4.150.0070.06019.10
5.4.140.0070.04016.29
5.4.130.0100.06016.26
5.4.120.0000.07716.33
5.4.110.0070.03716.23
5.4.100.0000.05016.43
5.4.90.0100.04316.16
5.4.80.0030.07016.20
5.4.70.0030.06016.32
5.4.60.0100.07316.18
5.4.50.0100.07016.33
5.4.40.0100.06016.37
5.4.30.0100.03716.32
5.4.20.0130.06716.30
5.4.10.0100.07716.41
5.4.00.0100.07015.59
5.3.290.0000.08314.66
5.3.280.0130.06714.45
5.3.270.0070.05714.60
5.3.260.0100.07314.59
5.3.250.0030.06014.54
5.3.240.0070.03314.57
5.3.230.0070.07014.50
5.3.220.0070.04314.55
5.3.210.0170.04014.51
5.3.200.0030.06714.39
5.3.190.0170.06314.42
5.3.180.0130.06014.55
5.3.170.0070.05314.55
5.3.160.0200.06314.54
5.3.150.0130.07014.52
5.3.140.0070.07314.48
5.3.130.0100.03714.45
5.3.120.0070.06014.38
5.3.110.0200.05714.40
5.3.100.0030.08013.94
5.3.90.0070.07013.87
5.3.80.0070.04713.97
5.3.70.0100.05313.99
5.3.60.0100.03013.99
5.3.50.0030.06313.80
5.3.40.0100.07013.90
5.3.30.0070.06313.86
5.3.20.0030.04313.69
5.3.10.0130.05013.64
5.3.00.0070.07013.41
5.2.170.0000.06011.18
5.2.160.0030.06311.02
5.2.150.0030.04711.18
5.2.140.0100.06010.93
5.2.130.0070.05011.05
5.2.120.0070.03011.05
5.2.110.0070.04010.93
5.2.100.0030.06710.94
5.2.90.0070.06011.09
5.2.80.0070.04711.06
5.2.70.0000.06711.05
5.2.60.0100.06011.00
5.2.50.0070.05710.84
5.2.40.0100.05711.05
5.2.30.0100.05310.80
5.2.20.0000.05310.95
5.2.10.0030.04010.75
5.2.00.0070.06010.67
5.1.60.0100.0409.97
5.1.50.0100.0209.97
5.1.40.0030.02710.02
5.1.30.0100.05310.25
5.1.20.0030.04710.25
5.1.10.0100.05010.11
5.1.00.0030.05010.14
5.0.50.0030.0239.97
5.0.40.0030.0409.97
5.0.30.0030.0479.97
5.0.20.0030.0379.97
5.0.10.0030.0379.97
5.0.00.0030.0409.97
4.4.90.0000.0379.97
4.4.80.0000.0379.97
4.4.70.0000.0239.97
4.4.60.0030.0279.97
4.4.50.0070.0309.97
4.4.40.0030.0539.97
4.4.30.0000.0239.97
4.4.20.0030.0239.97
4.4.10.0030.0209.97
4.4.00.0000.0409.97
4.3.110.0030.0379.97
4.3.100.0000.0409.97
4.3.90.0070.0139.97
4.3.80.0030.0309.97
4.3.70.0030.0239.97
4.3.60.0100.0279.97
4.3.50.0070.0339.97
4.3.40.0000.0309.97
4.3.30.0000.0379.97
4.3.20.0000.0309.97
4.3.10.0000.0409.97
4.3.00.0000.0239.97

preferences:
41.8 ms | 401 KiB | 5 Q