3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array ( ['1'] => array(['Price'] => 1), '2' => array(['Size'] => 7), '3' => array(['Type'] => 2) ); $result = call_user_func_array('array_merge', $arr); print_r($result);

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)
5.6.280.0030.07321.11
5.6.210.0030.06320.66
5.6.200.0030.04318.13
5.6.190.0130.04320.27
5.6.180.3870.05020.57
5.6.170.0300.03720.33
5.6.160.0030.07320.38
5.6.150.0070.08318.22
5.6.140.0030.08018.11
5.6.130.0070.04018.10
5.6.120.0100.07720.98
5.6.110.0030.09320.98
5.6.100.0070.05321.10
5.6.90.0100.08020.87
5.6.80.0170.06320.37
5.6.70.0230.07720.36
5.5.350.0070.07720.43
5.5.340.0070.08317.98
5.5.330.0100.04020.20
5.5.320.0130.04320.29
5.5.310.0230.04720.27
5.5.300.0030.07718.02
5.5.290.0070.07018.01
5.5.280.0030.08720.73
5.5.270.0100.04720.83
5.5.260.0100.08320.79
5.5.250.0130.07720.65
5.5.240.0100.07720.24
5.4.450.0200.03719.61
5.4.440.0200.08019.23
5.4.430.0270.03319.45
5.4.420.0270.04719.25
5.4.410.0200.03719.32
5.4.400.0230.03318.95
5.4.390.0200.03718.92
5.4.380.0100.04719.08
5.4.370.0200.03319.09
5.4.360.0230.03319.07
5.4.350.0230.03319.06
5.4.340.0170.03719.10
5.4.320.0200.04718.79
5.4.310.0300.07019.09
5.4.300.0300.06018.91
5.4.290.0400.06019.09
5.4.280.0300.07319.24
5.4.270.0230.04719.16
5.4.260.0330.07318.93
5.4.250.0300.06319.12
5.4.240.0330.06719.25
5.4.230.0370.03719.15
5.4.220.0300.06719.21
5.4.210.0330.07019.23
5.4.200.0230.03718.87
5.4.190.0300.04018.87
5.4.180.0270.06718.92
5.4.170.0300.06019.08
5.4.160.0270.04719.01
5.4.150.0270.07319.11
5.4.140.0330.03316.27
5.4.130.0230.03716.54
5.4.120.0370.06016.33
5.4.110.0400.03316.21
5.4.100.0370.06316.22
5.4.90.0230.07316.50
5.4.80.0300.06316.46
5.4.70.0230.04016.29
5.4.60.0330.03016.43
5.4.50.0300.04016.43
5.4.40.0330.06716.27
5.4.30.0270.07016.36
5.4.20.0270.06716.36
5.4.10.0370.04316.18
5.4.00.0370.05015.63
5.3.280.0300.04015.21
5.3.270.0230.05015.21
5.3.260.0300.04015.21
5.3.250.0230.06015.21
5.3.240.0270.05015.21
5.3.230.0270.07015.21
5.3.220.0230.05715.21
5.3.210.0270.06315.21
5.3.200.0200.04315.21
5.3.190.0270.04015.21
5.3.180.0470.05715.21
5.3.170.0270.05315.21
5.3.160.0370.07015.21
5.3.150.0300.06715.21
5.3.140.0300.04715.21
5.3.130.0270.04715.21
5.3.120.0330.06315.21
5.3.110.0300.07015.21
5.3.100.0300.06715.21
5.3.90.0330.04015.21
5.3.80.0300.05715.21
5.3.70.0330.06315.21
5.3.60.0300.07315.21
5.3.50.0200.04315.21
5.3.40.0300.06715.21
5.3.30.0270.03715.21
5.3.20.0300.03715.21
5.3.10.0270.05315.21
5.3.00.0330.04315.21
5.2.170.0270.05715.21
5.2.160.0300.05715.21
5.2.150.0270.05015.21
5.2.140.0300.05715.21
5.2.130.0300.06015.21
5.2.120.0230.06015.21
5.2.110.0200.05715.21
5.2.100.0270.05315.21
5.2.90.0300.04715.21
5.2.80.0200.05015.21
5.2.70.0270.05315.21
5.2.60.0200.04015.21
5.2.50.0270.04715.21
5.2.40.0230.05315.21
5.2.30.0300.04715.21
5.2.20.0230.05715.21
5.2.10.0270.05315.21
5.2.00.0270.05015.21
5.1.60.0170.04015.21
5.1.50.0270.03715.21
5.1.40.0270.04315.21
5.1.30.0170.04315.21
5.1.20.0170.03715.21
5.1.10.0200.05315.21
5.1.00.0230.03015.21
5.0.50.0070.03315.21
5.0.40.0130.04015.21
5.0.30.0100.05315.21
5.0.20.0130.04015.21
5.0.10.0100.04015.21
5.0.00.0130.05315.21
4.4.90.0100.02015.21
4.4.80.0100.03315.21
4.4.70.0100.02015.21
4.4.60.0130.02315.21
4.4.50.0130.02315.21
4.4.40.0170.04715.21
4.4.30.0100.03715.21
4.4.20.0100.02315.21
4.4.10.0130.02015.21
4.4.00.0130.02315.21
4.3.110.0130.02315.21
4.3.100.0100.03015.21
4.3.90.0130.02715.21
4.3.80.0130.04715.21
4.3.70.0100.02715.21
4.3.60.0130.03315.21
4.3.50.0100.03715.21
4.3.40.0070.03715.21
4.3.30.0100.01315.21
4.3.20.0030.02015.21
4.3.10.0030.02315.21
4.3.00.0030.03715.21

preferences:
144 ms | 1394 KiB | 7 Q