3v4l.org

run code in 300+ PHP versions simultaneously
<?php function MergeArrays($ar1, $ar2, $ar3) { $array = array(); $arrays = array('ar1', 'ar2', 'ar3'); foreach($arrays as $name) { //print_r($$name); foreach($$name as $id=>$value) $array[$id] = $value; } return $array; } $a1 = array('a', 'b'); $a2 = array('c', 'd', 'e'); $a3 = array('f'); print_r(MergeArrays($a, $a2, $a3));

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)
8.3.60.0120.00618.55
8.3.50.0110.00416.40
8.3.40.0030.01318.85
8.3.30.0090.00618.71
8.3.20.0040.00418.96
8.3.10.0080.00020.86
8.3.00.0040.00419.56
8.2.180.0130.00318.54
8.2.170.0110.00722.96
8.2.160.0090.00619.22
8.2.150.0080.00024.18
8.2.140.0050.00224.66
8.2.130.0030.00619.95
8.2.120.0050.00326.35
8.2.110.0090.00021.98
8.2.100.0130.00317.97
8.2.90.0090.00018.34
8.2.80.0040.00417.97
8.2.70.0040.00418.05
8.2.60.0060.00318.22
8.2.50.0040.00418.10
8.2.40.0080.00021.00
8.2.30.0000.00719.59
8.2.20.0040.00418.05
8.2.10.0000.00818.16
8.2.00.0070.00019.36
8.1.280.0200.00825.92
8.1.270.0050.00323.81
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0060.00322.14
8.1.230.0000.01120.77
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0000.00817.11
8.1.180.0100.00018.10
8.1.170.0000.00818.70
8.1.160.0040.00418.80
8.1.150.0000.00718.90
8.1.140.0040.00417.63
8.1.130.0040.00418.89
8.1.120.0030.00317.55
8.1.110.0040.00417.45
8.1.100.0060.00617.38
8.1.90.0030.00517.38
8.1.80.0040.00417.41
8.1.70.0050.00317.46
8.1.60.0070.00417.49
8.1.50.0040.00417.43
8.1.40.0050.00217.49
8.1.30.0050.00217.66
8.1.20.0030.00617.54
8.1.10.0080.00017.49
8.1.00.0030.00617.50
8.0.300.0050.00319.65
8.0.290.0040.00416.75
8.0.280.0000.00718.44
8.0.270.0000.00717.17
8.0.260.0060.00317.27
8.0.250.0000.00717.06
8.0.240.0000.00817.09
8.0.230.0100.00017.07
8.0.220.0030.00316.98
8.0.210.0080.00017.00
8.0.200.0040.00416.90
8.0.190.0030.00516.99
8.0.180.0030.00517.01
8.0.170.0040.00416.92
8.0.160.0000.00816.87
8.0.150.0000.00716.92
8.0.140.0030.00316.82
8.0.130.0030.00313.44
8.0.120.0040.00416.92
8.0.110.0030.00416.77
8.0.100.0090.00017.08
8.0.90.0040.00416.98
8.0.80.0120.00716.98
8.0.70.0080.00016.90
8.0.60.0040.00416.95
8.0.50.0020.00517.04
8.0.30.0110.00717.14
8.0.20.0090.01017.40
8.0.10.0070.00017.14
8.0.00.0100.00716.74
7.4.330.0060.00015.55
7.4.320.0000.00616.51
7.4.300.0030.00316.66
7.4.290.0030.00416.47
7.4.280.0050.00316.42
7.4.270.0030.00316.67
7.4.260.0030.00316.57
7.4.250.0040.00416.50
7.4.240.0030.00316.49
7.4.230.0030.00316.69
7.4.220.0000.00816.70
7.4.210.0100.00516.58
7.4.200.0030.00516.40
7.4.160.0060.00916.68
7.4.140.0140.00817.86
7.4.130.0130.01016.46
7.4.120.0100.00816.67
7.4.110.0100.00716.45
7.4.100.0180.00316.50
7.4.90.0070.01016.54
7.4.80.0100.01019.39
7.4.70.0140.00716.52
7.4.60.0070.01016.45
7.4.50.0060.01016.65
7.4.40.0080.01516.62
7.4.10.0030.01414.99
7.4.00.0080.00714.95
7.3.330.0000.00613.36
7.3.320.0050.00013.25
7.3.310.0080.00016.33
7.3.300.0070.00016.44
7.3.290.0070.00016.40
7.3.280.0110.00516.40
7.3.260.0050.01116.42
7.3.240.0120.00616.47
7.3.230.0110.00616.49
7.3.210.0130.00716.52
7.3.200.0030.01516.52
7.3.190.0070.01616.49
7.3.180.0040.01116.57
7.3.170.0120.00316.74
7.3.160.0090.01216.45
7.3.130.0060.01114.92
7.3.120.0100.00514.98
7.3.110.0090.00914.81
7.3.100.0060.00914.84
7.3.90.0040.01114.82
7.3.80.0020.01014.74
7.3.70.0060.00814.84
7.3.60.0070.00714.68
7.3.50.0040.00714.91
7.3.40.0090.00714.87
7.3.30.0080.00514.68
7.3.20.0080.00516.54
7.3.10.0110.00616.42
7.3.00.0070.00716.43
7.2.330.0120.00616.75
7.2.320.0130.00316.73
7.2.310.0130.00916.73
7.2.300.0080.01716.40
7.2.290.0100.00916.69
7.2.260.0060.01014.97
7.2.250.0080.00815.02
7.2.240.0070.00815.18
7.2.230.0110.00715.11
7.2.220.0070.00714.81
7.2.210.0030.00815.12
7.2.200.0070.00715.10
7.2.190.0070.00815.12
7.2.180.0030.00915.07
7.2.170.0050.00915.03
7.2.160.0040.00715.05
7.2.150.0060.00917.04
7.2.140.0090.00616.97
7.2.130.0070.01216.45
7.2.120.0110.01116.72
7.2.110.0120.00616.63
7.2.100.0110.00816.77
7.2.90.0130.00716.58
7.2.80.0150.00816.91
7.2.70.0080.00716.94
7.2.60.0550.01016.03
7.2.50.0600.00716.09
7.2.40.0430.00816.20
7.2.30.0450.00816.37
7.2.20.0470.01216.09
7.2.10.0580.00916.25
7.2.00.0800.01116.26
7.1.330.0040.00815.73
7.1.320.0070.00715.77
7.1.310.0060.00615.69
7.1.300.0070.00515.81
7.1.290.0070.00815.84
7.1.280.0080.00515.73
7.1.270.0050.00915.66
7.1.260.0090.00415.86
7.1.250.0070.01115.50
7.1.240.0060.00715.76
7.1.230.0080.00815.80
7.1.220.0060.00915.88
7.1.210.0090.00615.58
7.1.200.0050.00615.57
7.1.190.0070.00715.97
7.1.180.0090.00615.84
7.1.170.0530.00714.98
7.1.160.0600.01316.37
7.1.150.0610.00516.29
7.1.140.0720.01516.03
7.1.130.0650.01216.47
7.1.120.0740.01016.12
7.1.110.0710.00916.12
7.1.100.0680.01016.01
7.1.90.0650.01016.14
7.1.80.0680.00616.04
7.1.70.0690.00915.62
7.1.60.0930.01024.37
7.1.50.0940.01224.49
7.1.40.0890.00824.18
7.1.30.0880.01224.12
7.1.20.0980.01524.30
7.1.10.0750.00615.23
7.1.00.0730.00915.35
7.0.330.0030.01015.52
7.0.320.0000.01215.38
7.0.310.0030.00715.15
7.0.300.0000.01115.40
7.0.290.0030.00915.22
7.0.280.0030.01015.65
7.0.270.0140.00015.50
7.0.260.0030.01015.44
7.0.250.0000.01215.54
7.0.240.0030.00915.48
7.0.230.0030.00615.27
7.0.220.0030.01015.38
7.0.210.0060.00615.45
7.0.200.0000.01015.58
7.0.190.0050.00315.23
7.0.180.0060.00915.54
7.0.170.0040.00815.49
7.0.160.0040.00715.43
7.0.150.0080.00315.22
7.0.140.0030.00615.50
7.0.130.0030.00715.52
7.0.120.0030.00915.61
7.0.110.0000.01415.10
7.0.100.0030.00715.27
7.0.90.0070.01015.27
7.0.80.0060.00615.41
7.0.70.0030.01015.49
7.0.60.0090.00315.41
7.0.50.0030.01015.59
7.0.40.0060.00613.57
7.0.30.0030.01013.52
7.0.20.0040.00813.54
7.0.10.0040.00713.48
7.0.00.0030.00913.41
5.6.400.0080.00314.74
5.6.390.0050.00514.62
5.6.380.0040.01514.66
5.6.370.0070.00713.99
5.6.360.0040.00714.12
5.6.350.0090.00614.47
5.6.340.0120.00814.10
5.6.330.0130.00014.09
5.6.320.0050.00314.80
5.6.310.0030.01014.10
5.6.300.0060.00614.73
5.6.290.0000.01514.39
5.6.280.0030.00914.16
5.6.270.0050.00814.56
5.6.260.0070.00314.23
5.6.250.0030.01314.22
5.6.240.0110.00414.42
5.6.230.0000.01114.71
5.6.220.0000.01514.30
5.6.210.0070.00714.45
5.6.200.0050.00514.26
5.6.190.0030.01214.27
5.6.180.0070.01014.55
5.6.170.0040.00714.55
5.6.160.0060.00914.18
5.6.150.0030.01014.34
5.6.140.0090.00314.27
5.6.130.0070.00314.47
5.6.120.0000.01714.50
5.6.110.0100.00014.16
5.6.100.0000.00814.49
5.6.90.0090.00014.48
5.6.80.0060.00914.45
5.6.70.0110.00314.42
5.6.60.0090.00614.18
5.6.50.0030.01514.30
5.6.40.0060.01214.60
5.6.30.0040.00814.34
5.6.20.0100.00714.48
5.6.10.0030.00614.43
5.6.00.0030.00814.35

preferences:
56.59 ms | 401 KiB | 5 Q