3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr1 = [['item1', 'update']]; $arr2 = [['item2', 'create']]; $arr3 = [['item2', 'update']]; //var_dump(array_merge($arr1, $arr2)); var_dump($arr1[] = $arr2); //var_dump(array_merge($arr2, $arr3));

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)
8.3.60.0110.01116.36
8.3.50.0040.01118.11
8.3.40.0030.01418.67
8.3.30.0110.00418.73
8.3.20.0040.00418.69
8.3.10.0000.00721.90
8.3.00.0040.00421.73
8.2.180.0080.01518.16
8.2.170.0110.00422.96
8.2.160.0110.00422.11
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0080.00019.70
8.2.120.0050.00326.35
8.2.110.0090.00019.39
8.2.100.0120.00017.76
8.2.90.0060.00319.23
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0000.00817.80
8.2.50.0060.00318.10
8.2.40.0030.00620.51
8.2.30.0070.00020.85
8.2.20.0000.00818.05
8.2.10.0040.00418.05
8.2.00.0000.00717.49
8.1.280.0110.00625.92
8.1.270.0030.00621.90
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0030.00719.02
8.1.230.0060.00617.77
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0050.00517.23
8.1.190.0000.00917.10
8.1.180.0000.00818.10
8.1.170.0090.00020.32
8.1.160.0000.00722.01
8.1.150.0040.00418.70
8.1.140.0040.00419.51
8.1.130.0000.00717.54
8.1.120.0050.00217.41
8.1.110.0050.00317.28
8.1.100.0050.00217.43
8.1.90.0050.00317.30
8.1.80.0080.00017.26
8.1.70.0000.00717.42
8.1.60.0070.00017.50
8.1.50.0050.00317.47
8.1.40.0060.00317.47
8.1.30.0030.00617.57
8.1.20.0050.00217.57
8.1.10.0040.00417.32
8.1.00.0020.00517.30
8.0.300.0050.00518.77
8.0.290.0040.00416.63
8.0.280.0000.00718.30
8.0.270.0070.00017.20
8.0.260.0030.00317.30
8.0.250.0030.00316.88
8.0.240.0000.00616.76
8.0.230.0000.00716.88
8.0.220.0030.00316.85
8.0.210.0030.00316.79
8.0.200.0000.01016.91
8.0.190.0050.00216.75
8.0.180.0070.00016.86
8.0.170.0080.00016.79
8.0.160.0080.00016.74
8.0.150.0040.00416.86
8.0.140.0040.00416.82
8.0.130.0030.00313.19
8.0.120.0040.00416.75
8.0.110.0000.00816.77
8.0.100.0040.00416.68
8.0.90.0000.00716.89
8.0.80.0060.00916.77
8.0.70.0000.00716.91
8.0.60.0020.00516.82
8.0.50.0050.00216.86
8.0.30.0080.01017.07
8.0.20.0090.01117.40
8.0.10.0050.00216.89
8.0.00.0190.00616.59
7.4.330.0030.00315.55
7.4.320.0030.00316.55
7.4.300.0060.00016.52
7.4.290.0040.00416.58
7.4.280.0060.00316.33
7.4.270.0000.00716.54
7.4.260.0030.00616.47
7.4.250.0000.00716.39
7.4.240.0080.00016.58
7.4.230.0000.00716.33
7.4.220.0130.00616.62
7.4.210.0150.00616.31
7.4.200.0030.00316.54
7.4.160.0120.00416.41
7.4.150.0140.01017.40
7.4.140.0090.00917.86
7.4.130.0080.01016.54
7.4.120.0080.01116.45
7.4.110.0070.01116.54
7.4.100.0090.00916.56
7.4.90.0110.00616.46
7.4.80.0100.00719.39
7.4.70.0070.01316.38
7.4.60.0060.00916.27
7.4.50.0100.00316.45
7.4.40.0130.01116.32
7.4.30.0030.01316.27
7.4.00.0030.01314.84
7.3.330.0000.00513.11
7.3.320.0020.00213.04
7.3.310.0000.00716.20
7.3.300.0000.00716.19
7.3.290.0070.00816.24
7.3.280.0090.00716.17
7.3.270.0170.00017.40
7.3.260.0130.00716.31
7.3.250.0120.00516.35
7.3.240.0070.01116.24
7.3.230.0070.01016.43
7.3.210.0040.01116.29
7.3.200.0090.00916.35
7.3.190.0100.01016.13
7.3.180.0130.00316.30
7.3.170.0090.00916.48
7.3.160.0090.00916.22
7.2.330.0100.01116.43
7.2.320.0090.01516.30
7.2.310.0050.01416.40
7.2.300.0130.01016.70
7.2.290.0120.00316.17
7.2.110.0030.01016.38
7.1.200.0000.01215.40
7.1.70.0030.00517.21
7.1.60.0110.00517.13
7.1.00.0030.07722.33
7.0.200.0100.00714.72
7.0.120.0200.06721.95
7.0.110.0070.08022.11
7.0.100.0200.06722.12
7.0.90.0100.06322.11
7.0.80.0070.06022.01
7.0.70.0130.05321.97
7.0.60.0100.05721.98
7.0.50.0300.03722.16
7.0.40.0100.05722.07
7.0.30.0230.04321.99
7.0.20.0130.07022.07
7.0.10.0170.06722.18
7.0.00.0270.04021.98
5.6.270.0130.05320.91
5.6.260.0200.05721.08
5.6.250.0100.05721.03
5.6.240.0130.06021.07
5.6.230.0070.06721.00
5.6.220.0100.07021.07
5.6.210.0030.06321.00
5.6.200.0170.05721.04
5.6.190.0100.06020.74
5.6.180.0200.08021.07
5.6.170.0070.06321.02
5.6.160.0070.07321.06
5.6.150.0070.08721.08
5.6.140.0200.06721.02
5.6.130.0070.07720.82
5.6.120.0170.07720.96
5.6.110.0100.06320.73
5.6.100.0130.05720.98
5.6.90.0130.05721.06
5.6.80.0100.05720.24
5.6.70.0100.05720.36
5.6.60.0170.07320.45
5.6.50.0100.05720.46
5.6.40.0100.05320.43
5.6.30.0070.06020.34
5.6.20.0130.05020.20
5.6.10.0270.04020.36
5.6.00.0130.05720.36

preferences:
68.64 ms | 401 KiB | 5 Q