3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a['a'] = 1; $b = [2,3]; $a['a'] = array_merge($a['a'], $b); vat_dump($a['a']);

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)
8.3.60.0100.00616.63
8.3.50.0120.00417.93
8.3.40.0040.01118.79
8.3.30.0130.00318.88
8.3.20.0040.00420.34
8.3.10.0040.00423.61
8.3.00.0050.00323.65
8.2.180.0060.01318.66
8.2.170.0100.01022.96
8.2.160.0030.01019.33
8.2.150.0040.00424.18
8.2.140.0020.00524.66
8.2.130.0050.00322.08
8.2.120.0070.01126.35
8.2.110.0030.00620.50
8.2.100.0040.00717.84
8.2.90.0050.00319.07
8.2.80.0030.00617.97
8.2.70.0030.00617.48
8.2.60.0080.00018.03
8.2.50.0000.00718.22
8.2.40.0000.00720.45
8.2.30.0050.00319.24
8.2.20.0040.00417.98
8.2.10.0040.00417.96
8.2.00.0070.00017.93
8.1.280.0060.00925.92
8.1.270.0090.00021.95
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00720.95
8.1.230.0060.00619.10
8.1.220.0050.00317.74
8.1.210.0030.00518.77
8.1.200.0060.00317.13
8.1.190.0060.00317.10
8.1.180.0000.00720.02
8.1.170.0040.00418.47
8.1.160.0040.00418.83
8.1.150.0000.00720.12
8.1.140.0000.00819.07
8.1.130.0030.00318.96
8.1.120.0070.00017.32
8.1.110.0000.00717.30
8.1.100.0000.00817.39
8.1.90.0000.00817.42
8.1.80.0040.00417.35
8.1.70.0030.00317.36
8.1.60.0040.00417.43
8.1.50.0060.00317.55
8.1.40.0050.00317.47
8.1.30.0040.00417.71
8.1.20.0030.00517.49
8.1.10.0040.00717.55
8.1.00.0030.00517.53
8.0.300.0000.00818.77
8.0.290.0090.00016.75
8.0.280.0030.00318.41
8.0.270.0070.00017.21
8.0.260.0040.00418.46
8.0.250.0050.00216.96
8.0.240.0050.00316.96
8.0.230.0000.00716.86
8.0.220.0050.00316.88
8.0.210.0000.00716.93
8.0.200.0000.00716.99
8.0.190.0000.00917.02
8.0.180.0030.00316.91
8.0.170.0000.00816.91
8.0.160.0070.00016.91
8.0.150.0070.00016.72
8.0.140.0100.00016.84
8.0.130.0030.00313.25
8.0.120.0040.00416.78
8.0.110.0000.00816.96
8.0.100.0000.00816.92
8.0.90.0040.00416.71
8.0.80.0030.01116.86
8.0.70.0000.00716.75
8.0.60.0000.00816.92
8.0.50.0090.00016.91
8.0.30.0100.00817.06
8.0.20.0070.01217.41
8.0.10.0040.00416.93
8.0.00.0130.00516.63
7.4.330.0030.00315.55
7.4.320.0050.00216.49
7.4.300.0000.00616.60
7.4.290.0000.00716.52
7.4.280.0040.00416.64
7.4.270.0040.00416.55
7.4.260.0070.00016.63
7.4.250.0040.00416.59
7.4.240.0040.00416.43
7.4.230.0050.00516.30
7.4.220.0160.01016.71
7.4.210.0100.01016.46
7.4.200.0000.00716.69
7.4.160.0100.00516.56
7.4.150.0070.01117.40
7.4.140.0090.01117.86
7.4.130.0090.00916.69
7.4.120.0130.00716.50
7.4.110.0110.00616.52
7.4.100.0100.00616.54
7.4.90.0110.00616.38
7.4.80.0060.01519.39
7.4.70.0100.00916.52
7.4.60.0030.01216.45
7.4.50.0030.00616.46
7.4.40.0100.00616.60
7.4.30.0030.01316.44
7.4.00.0040.01214.78
7.3.330.0050.00013.06
7.3.320.0050.00013.09
7.3.310.0000.00716.17
7.3.300.0030.00316.32
7.3.290.0110.00516.33
7.3.280.0080.00816.32
7.3.270.0070.01017.40
7.3.260.0130.00516.48
7.3.250.0170.00316.43
7.3.240.0100.00716.35
7.3.230.0100.00716.32
7.3.210.0070.01116.53
7.3.200.0130.00316.55
7.3.190.0080.00816.37
7.3.180.0180.00316.45
7.3.170.0100.00616.43
7.3.160.0170.00016.18
7.3.10.0060.00616.64
7.3.00.0090.00716.51
7.2.330.0030.01716.58
7.2.320.0140.00416.70
7.2.310.0030.01416.61
7.2.300.0170.00716.59
7.2.290.0060.00916.45
7.2.130.0100.00416.85
7.2.120.0060.01016.87
7.2.110.0050.01116.77
7.2.100.0070.00616.75
7.2.90.0060.00316.68
7.2.80.0050.01116.75
7.2.70.0060.00516.75
7.2.60.0090.00416.85
7.2.50.0030.01016.93
7.2.40.0080.00716.75
7.2.30.0050.01116.83
7.2.20.0090.00916.70
7.2.10.0060.00816.88
7.2.00.0050.00816.70
7.1.250.0070.00415.62
7.1.240.0130.00015.75
7.1.230.0090.00915.53
7.1.220.0090.00615.77
7.1.210.0070.00715.75
7.1.200.0090.00815.54
7.1.190.0060.00615.60
7.1.180.0090.00615.52
7.1.170.0070.01115.89
7.1.160.0060.00615.82
7.1.150.0050.01015.77
7.1.140.0070.01115.78
7.1.130.0100.01015.54
7.1.120.0030.01017.19
7.1.110.0090.00417.02
7.1.100.0070.00816.78
7.1.90.0030.01217.00
7.1.80.0070.00516.86
7.1.70.0110.00516.57
7.1.60.0110.00825.51
7.1.50.0100.01025.17
7.1.40.0100.01024.89
7.1.30.0190.00525.03
7.1.20.0110.01125.15
7.1.10.0090.00616.14
7.1.00.0050.01116.33
7.0.330.0000.01315.10
7.0.320.0110.00715.46
7.0.310.0030.01015.14
7.0.300.0170.00315.36
7.0.290.0130.00315.46
7.0.280.0150.00015.33
7.0.270.0100.01015.44
7.0.260.0050.00315.25
7.0.250.0050.01016.38
7.0.240.0110.00916.69
7.0.230.0020.01316.57
7.0.220.0030.00916.64
7.0.210.0070.00616.02
7.0.200.0000.01116.02
7.0.190.0060.00916.04
7.0.180.0080.00515.79
7.0.170.0040.00915.93
7.0.160.0050.00715.89
7.0.150.0100.00515.78
7.0.140.0050.00715.91
7.0.130.0070.00815.81
7.0.120.0030.01416.01
7.0.110.0060.01315.88
7.0.100.0070.00915.78
7.0.90.0050.01315.91
7.0.80.0070.00915.83
7.0.70.0050.01015.83
7.0.60.0090.00715.75
7.0.50.0070.01115.95
7.0.40.0060.01114.96
7.0.30.0070.01014.93
7.0.20.0060.01214.99
7.0.10.0080.00814.93
7.0.00.0130.00214.88
5.6.380.0000.00914.34

preferences:
57.06 ms | 400 KiB | 5 Q