3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array ( [0] => array(['Price'] => 1), [1] => array(['Size'] => 7), [2] => 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)
5.6.280.0000.07721.09
5.6.210.0070.08320.62
5.6.200.0100.03318.18
5.6.190.0000.09020.45
5.6.180.0230.07020.30
5.6.170.0300.03320.49
5.6.160.0100.07720.49
5.6.150.0030.05018.15
5.6.140.0100.03018.07
5.6.130.0100.05318.11
5.6.120.0130.07320.89
5.6.110.0030.04020.97
5.6.100.0130.06020.96
5.6.90.0170.05020.97
5.6.80.0100.07720.39
5.5.350.0370.07320.34
5.5.340.0070.04317.95
5.5.330.0130.04020.40
5.5.320.0130.08320.34
5.5.310.0270.07320.26
5.5.300.0000.04717.94
5.5.290.0030.04017.90
5.5.280.0070.08320.76
5.5.270.0130.07720.86
5.5.260.0030.06320.86
5.5.250.0130.03720.67
5.5.240.0070.07320.36
5.4.450.3330.04019.24
5.4.440.3570.03319.42
5.4.430.3730.04319.23
5.4.420.3400.04019.25
5.4.410.3300.03719.28
5.4.400.3400.04019.09
5.4.390.3230.03719.13
5.4.380.3200.03319.10
5.4.370.3500.03719.08
5.4.360.3430.04019.09
5.4.350.3170.04018.92
5.4.340.3170.03719.10
5.4.320.3430.04318.94
5.4.310.3670.03719.04
5.4.300.3530.03719.03
5.4.290.3170.04018.77
5.4.280.3370.03319.24
5.4.270.3300.04019.13
5.4.260.3200.04319.10
5.4.250.3370.03319.21
5.4.240.3530.02718.77
5.4.230.3470.03718.80
5.4.220.3200.03719.09
5.4.210.3500.03719.25
5.4.200.4270.03319.23
5.4.190.3230.03319.07
5.4.180.3330.04018.77
5.4.170.3400.03719.05
5.4.160.3470.03019.06
5.4.150.3700.03318.88
5.4.140.3800.03716.44
5.4.130.3770.03716.22
5.4.120.3900.04316.35
5.4.110.3430.03716.43
5.4.100.3300.03316.42
5.4.90.3100.04016.46
5.4.80.3330.03716.32
5.4.70.3430.03716.20
5.4.60.3270.04016.38
5.4.50.3400.04016.36
5.4.40.3170.03716.47
5.4.30.3130.03316.20
5.4.20.3470.03716.36
5.4.10.3200.03016.41
5.4.00.3370.03715.71
5.3.280.3400.04014.54
5.3.270.3300.03714.43
5.3.260.3470.04014.70
5.3.250.3500.03714.51
5.3.240.3700.04314.48
5.3.230.3500.03014.65
5.3.220.3400.03714.52
5.3.210.3100.04014.68
5.3.200.3700.04014.42
5.3.190.3330.04314.66
5.3.180.3200.03714.44
5.3.170.3470.04314.57
5.3.160.3270.03314.40
5.3.150.3400.03714.52
5.3.140.3500.03014.39
5.3.130.3200.03714.64
5.3.120.3200.03314.64
5.3.110.3500.03014.34
5.3.100.3770.04013.98
5.3.90.3730.02713.97
5.3.80.3770.03313.95
5.3.70.3370.03314.00
5.3.60.3430.04013.78
5.3.50.3800.03713.99
5.3.40.4130.03713.89
5.3.30.3970.03714.01
5.3.20.4170.03013.53
5.3.10.4000.03313.61
5.3.00.3430.03313.46
5.2.170.3170.03311.46
5.2.160.3100.03011.46
5.2.150.2830.03311.46
5.2.140.2870.03011.46
5.2.130.2670.02311.46
5.2.120.2470.03011.46
5.2.110.2670.02711.46
5.2.100.2900.02711.46
5.2.90.2970.03311.46
5.2.80.2900.03011.46
5.2.70.2900.03011.46
5.2.60.2670.03011.46
5.2.50.2730.03011.46
5.2.40.2130.02711.46
5.2.30.2270.02711.46
5.2.20.2400.03311.46
5.2.10.2370.03011.46
5.2.00.2900.02011.46
5.1.60.2430.02311.46
5.1.50.2070.03011.46
5.1.40.2430.02011.46
5.1.30.2330.02711.46
5.1.20.2200.03011.46
5.1.10.2330.03011.46
5.1.00.2200.01711.46
5.0.50.1470.02311.46
5.0.40.1500.02011.46
5.0.30.1100.02711.46
5.0.20.1030.02011.46
5.0.10.1200.01711.46
5.0.00.1270.03011.46
4.4.90.1370.01711.46
4.4.80.1370.01711.46
4.4.70.1230.01711.46
4.4.60.1300.02311.46
4.4.50.1430.01711.46
4.4.40.1230.02311.46
4.4.30.1100.01011.46
4.4.20.1270.01711.46
4.4.10.1070.01711.46
4.4.00.1170.02311.46
4.3.110.1070.01711.46
4.3.100.1030.01711.46
4.3.90.1070.01711.46
4.3.80.1130.02711.46
4.3.70.1100.01311.46
4.3.60.1070.01311.46
4.3.50.1070.01711.46
4.3.40.1070.02311.46
4.3.30.0570.01311.46
4.3.20.0500.01711.46
4.3.10.0500.01711.46
4.3.00.0570.01711.46

preferences:
143.15 ms | 1394 KiB | 7 Q