3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( '1' => array('1' => 'значение-1-ключ-1', '2' => 'значение-2-ключ-1'), '2' => array('1' => 'значение-1-ключ-2', '2' => 'значение-2-ключ-2'), '3' => array('1' => 'значение-1-ключ-3', '2' => 'значение-2-ключ-3'), ); $flatten = call_user_func_array('array_merge', $array); print_r($flatten);

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)
8.3.60.0150.00618.06
8.3.50.0100.01018.33
8.3.40.0070.00718.85
8.3.30.0070.00718.62
8.3.20.0070.00024.18
8.3.10.0030.00524.66
8.3.00.0040.00426.16
8.2.180.0180.00425.92
8.2.170.0060.00918.58
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0080.00026.35
8.2.110.0060.00322.05
8.2.100.0060.00617.72
8.2.90.0040.00417.63
8.2.80.0030.00518.61
8.2.70.0080.00017.38
8.2.60.0080.00017.92
8.2.50.0040.00418.05
8.2.40.0000.00818.20
8.2.30.0050.00517.92
8.2.20.0040.00417.87
8.2.10.0000.00719.12
8.2.00.0040.00419.17
8.1.280.0170.00325.92
8.1.270.0060.00323.77
8.1.260.0030.00728.09
8.1.250.0000.00828.09
8.1.240.0070.00423.96
8.1.230.0040.00821.02
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0060.00317.23
8.1.190.0040.00417.35
8.1.180.0000.00818.10
8.1.170.0000.00718.91
8.1.160.0070.00018.82
8.1.150.0040.00418.78
8.1.140.0070.00018.82
8.1.130.0040.00420.01
8.1.120.0040.00417.45
8.1.110.0040.00417.32
8.1.100.0020.00517.38
8.1.90.0100.00017.40
8.1.80.0060.00317.35
8.1.70.0000.00817.38
8.1.60.0050.00317.51
8.1.50.0080.00017.34
8.1.40.0080.00017.43
8.1.30.0040.00417.65
8.1.20.0070.00017.47
8.1.10.0030.00617.38
8.1.00.0040.00417.29
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0040.00418.46
8.0.270.0000.00717.86
8.0.260.0000.00618.59
8.0.250.0030.00416.81
8.0.240.0030.00516.76
8.0.230.0030.00316.93
8.0.220.0040.00416.91
8.0.210.0000.00616.81
8.0.200.0070.00016.93
8.0.190.0030.00616.83
8.0.180.0070.00016.88
8.0.170.0080.00016.90
8.0.160.0070.00016.87
8.0.150.0040.00416.80
8.0.140.0000.00816.78
8.0.130.0000.00713.22
8.0.120.0000.00816.84
8.0.110.0040.00416.87
8.0.100.0080.00016.72
8.0.90.0050.00316.84
8.0.80.0080.00816.84
8.0.70.0040.00416.70
8.0.60.0040.00416.70
8.0.50.0070.00016.85
8.0.30.0090.00916.71
8.0.20.0040.01417.00
8.0.10.0150.00517.14
8.0.00.0100.01016.79
7.4.330.0020.00215.55
7.4.320.0000.00616.49
7.4.300.0000.00716.46
7.4.290.0030.00316.42
7.4.280.0040.00416.43
7.4.270.0080.00016.54
7.4.260.0050.00013.23
7.4.250.0070.00016.50
7.4.240.0030.00316.39
7.4.230.0040.00416.43
7.4.220.0020.00516.51
7.4.210.0060.01016.50
7.4.200.0040.00416.34
7.4.140.0190.00016.38
7.4.130.0000.02016.32
7.4.120.0150.00316.51
7.4.110.0140.00716.36
7.4.100.0100.01016.27
7.4.90.0150.00916.30
7.4.80.0160.00416.45
7.4.70.0190.00016.32
7.4.60.0090.00916.41
7.4.50.0160.00316.35
7.4.40.0100.00816.23
7.4.30.0120.01116.40
7.4.20.0040.01416.52
7.4.10.0070.01116.39
7.4.00.0070.01716.25
7.3.330.0040.00416.05
7.3.320.0030.00312.98
7.3.310.0070.00016.07
7.3.300.0060.00016.18
7.3.290.0050.01016.08
7.3.260.0090.00916.32
7.3.250.0130.00416.28
7.3.240.0100.01016.09
7.3.230.0100.01016.48
7.3.220.0000.02016.41
7.3.210.0150.01016.20
7.3.200.0070.01116.13
7.3.190.0140.00716.07
7.3.180.0130.00316.44
7.3.170.0110.00716.40
7.3.160.0150.00316.19
7.3.150.0060.01216.14
7.3.140.0180.00016.20
7.3.130.0090.00916.27
7.3.120.0140.00616.00
7.3.110.0140.00415.93
7.3.100.0080.01116.29
7.3.90.0110.00516.13
7.3.80.0120.00616.41
7.3.70.0130.01016.17
7.3.60.0080.01516.18
7.3.50.0180.00515.94
7.3.40.0100.01016.14
7.3.30.0060.01416.17
7.3.20.0070.01316.00
7.3.10.0680.01416.10
7.3.00.0150.00916.04

preferences:
60.26 ms | 400 KiB | 5 Q