3v4l.org

run code in 300+ PHP versions simultaneously
<?php //$a = array(array('a' => 1, 'b' => 3), array('c'=> 5, 'd' => 2)); //$b = array('a' => 21, 'b' => 23, 'c'=> 25, 'd' => 22); $a = array(array(1, 3), array(5, 2)); $b = array(array(21, 23), array(25, 22)); var_dump(array_merge(array_values($a), array_values($b))); //var_dump($a); //var_dump(array_values($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)
8.3.70.0090.00618.18
8.3.60.0180.00316.38
8.3.50.0270.00922.06
8.3.40.0040.01218.64
8.3.30.0120.00318.59
8.3.20.0140.00020.07
8.3.10.0090.00023.66
8.3.00.0040.00423.49
8.2.190.0140.00716.58
8.2.180.0110.00716.38
8.2.170.0090.00622.96
8.2.160.0140.00720.14
8.2.150.0100.00724.18
8.2.140.0110.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00020.99
8.2.110.0060.00321.00
8.2.100.0080.00317.91
8.2.90.0060.00319.22
8.2.80.0040.00417.97
8.2.70.0110.00017.38
8.2.60.0000.01117.54
8.2.50.0080.00018.07
8.2.40.0050.00322.27
8.2.30.0050.00219.31
8.2.20.0080.00017.60
8.2.10.0030.00617.91
8.2.00.0020.00517.98
8.1.280.0090.00625.92
8.1.270.0140.00023.96
8.1.260.0000.00926.35
8.1.250.0080.00028.09
8.1.240.0070.00322.34
8.1.230.0090.00319.01
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0050.00318.48
8.1.160.0040.00420.69
8.1.150.0000.00818.87
8.1.140.0000.00819.51
8.1.130.0000.00717.62
8.1.120.0000.00717.30
8.1.110.0040.00417.43
8.1.100.0000.00717.28
8.1.90.0050.00317.28
8.1.80.0060.00317.36
8.1.70.0000.00717.38
8.1.60.0030.00617.40
8.1.50.0000.00817.36
8.1.40.0070.00017.37
8.1.30.0060.00317.48
8.1.20.0040.00417.55
8.1.10.0000.00817.49
8.1.00.0000.00717.34
8.0.300.0080.00018.77
8.0.290.0000.00716.63
8.0.280.0030.00518.38
8.0.270.0050.00317.25
8.0.260.0070.00017.14
8.0.250.0000.00716.89
8.0.240.0030.00316.82
8.0.230.0070.00016.86
8.0.220.0050.00316.70
8.0.210.0040.00416.72
8.0.200.0060.00316.91
8.0.190.0000.00716.81
8.0.180.0020.00516.73
8.0.170.0040.00416.86
8.0.160.0070.00016.87
8.0.150.0040.00416.79
8.0.140.0000.00716.77
8.0.130.0000.00513.31
8.0.120.0080.00016.83
8.0.110.0000.00816.78
8.0.100.0020.00516.85
8.0.90.0070.00016.89
8.0.80.0060.01216.86
8.0.70.0050.00216.61
8.0.60.0070.00016.63
8.0.50.0000.00716.62
8.0.30.0140.00717.13
8.0.20.0140.00517.40
8.0.10.0040.00416.93
8.0.00.0080.01416.67
7.4.330.0000.00516.68
7.4.320.0000.00616.43
7.4.300.0000.00816.48
7.4.290.0070.00016.43
7.4.280.0000.00716.45
7.4.270.0030.00316.44
7.4.260.0060.00316.34
7.4.250.0000.00716.52
7.4.240.0040.00316.48
7.4.230.0030.00316.52
7.4.220.0090.00916.46
7.4.210.0070.00816.48
7.4.200.0050.00216.56
7.4.160.0060.01016.22
7.4.150.0120.00617.40
7.4.140.0210.01617.86
7.4.130.0130.00616.34
7.4.120.0100.00716.45
7.4.110.0100.00716.29
7.4.100.0090.00916.28
7.4.90.0110.01116.38
7.4.80.0160.01319.39
7.4.70.0090.00916.49
7.4.60.0040.01416.39
7.4.50.0070.01116.38
7.4.40.0130.00316.43
7.4.30.0100.01016.25
7.4.00.0070.01014.88
7.3.330.0000.00512.93
7.3.320.0060.00013.11
7.3.310.0030.00316.13
7.3.300.0030.00316.19
7.3.290.0030.00316.16
7.3.280.0080.00716.16
7.3.270.0040.01417.40
7.3.260.0070.01016.37
7.3.250.0110.01016.32
7.3.240.0110.00616.25
7.3.230.0090.00916.39
7.3.210.0080.01116.36
7.3.200.0130.01019.39
7.3.190.0180.00316.36
7.3.180.0140.00316.18
7.3.170.0170.00016.27
7.3.160.0140.00616.53
7.3.120.0030.01414.81
7.3.110.0040.01414.80
7.3.100.0150.00014.70
7.3.90.0090.00014.63
7.3.80.0100.00314.71
7.3.70.0090.00314.67
7.3.60.0080.00814.63
7.3.50.0000.01414.75
7.3.40.0100.00714.65
7.3.30.0070.00714.62
7.3.20.0060.00916.62
7.3.10.0120.00316.57
7.3.00.0090.00616.59
7.2.330.0130.01016.47
7.2.320.0060.01516.51
7.2.310.0140.00316.19
7.2.300.0030.01516.44
7.2.290.0230.00016.51
7.2.250.0160.00014.75
7.2.240.0130.00614.83
7.2.230.0030.01214.81
7.2.220.0070.00714.83
7.2.210.0030.01315.00
7.2.200.0060.00914.75
7.2.190.0090.00614.40
7.2.180.0040.00814.55
7.2.170.0060.00314.93
7.2.00.0190.01219.00
7.1.330.0030.01015.68
7.1.320.0040.00915.72
7.1.310.0030.01015.68
7.1.300.0040.00915.46
7.1.290.0040.00415.70
7.1.280.0130.00015.45
7.1.270.0030.01215.63
7.1.260.0090.00615.60
7.1.100.0030.00918.10
7.1.70.0000.00716.96
7.1.60.0090.01619.30
7.1.50.0100.01416.96
7.1.00.0070.07322.30
7.0.200.0040.00716.64
7.0.60.0170.08321.82
7.0.50.0100.03317.80
7.0.40.0030.04319.90
7.0.30.0230.08720.09
7.0.20.0300.07320.12
7.0.10.0100.04720.08
7.0.00.0100.06020.08
5.6.280.0070.05321.09
5.6.210.0070.06020.60
5.6.200.0070.06718.09
5.6.190.0070.08020.39
5.6.180.0500.06720.41
5.6.170.0300.07320.61
5.6.160.0030.04320.44
5.6.150.0030.08018.08
5.6.140.0030.08318.15
5.6.130.0100.07318.08
5.6.120.0070.08021.00
5.6.110.0030.07021.11
5.6.100.0200.07020.97
5.6.90.0100.04020.97
5.6.80.0070.04020.36
5.5.350.0200.08320.44
5.5.340.0130.07317.97
5.5.330.0130.07720.37
5.5.320.0630.05320.28
5.5.310.0330.04720.17
5.5.300.0030.08317.98
5.5.290.0070.08017.89
5.5.280.0130.08320.86
5.5.270.0030.04720.63
5.5.260.0130.07320.75
5.5.250.0100.06720.48
5.5.240.0170.07320.34

preferences:
22.44 ms | 401 KiB | 5 Q