3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = Array( Array ( 0 => 1 , 1 => Coffee, 2 => Dancing, ), Array ( 0 => 2 ) ); $result = call_user_func_array("array_merge", $input); var_export($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)
8.3.40.0150.00018.93
8.3.30.0000.01320.17
8.3.20.0000.00720.16
8.3.10.0040.00421.14
8.3.00.0040.00422.43
8.2.170.0040.01122.96
8.2.160.0100.00722.25
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00020.87
8.2.110.0080.00019.16
8.2.100.0030.00917.78
8.2.90.0040.00419.17
8.2.80.0060.00317.97
8.2.70.0000.00817.50
8.2.60.0000.00817.93
8.2.50.0090.00018.07
8.2.40.0000.00918.00
8.2.30.0080.00019.47
8.2.20.0040.00417.71
8.2.10.0030.00517.82
8.2.00.0000.00717.88
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0000.01022.58
8.1.230.0040.00820.84
8.1.220.0050.00318.77
8.1.210.0080.00319.10
8.1.200.0090.00017.36
8.1.190.0090.00017.64
8.1.180.0060.00318.10
8.1.170.0060.00318.59
8.1.160.0000.00818.86
8.1.150.0000.00718.61
8.1.140.0040.00417.43
8.1.130.0000.00817.84
8.1.120.0040.00717.44
8.1.110.0000.00717.30
8.1.100.0050.00317.39
8.1.90.0040.00417.30
8.1.80.0070.00017.27
8.1.70.0000.00717.38
8.1.60.0060.00317.50
8.1.50.0030.00617.32
8.1.40.0040.00417.34
8.1.30.0040.00417.43
8.1.20.0000.00717.65
8.1.10.0000.00717.38
8.1.00.0050.00317.49
8.0.300.0060.00319.89
8.0.290.0040.00417.17
8.0.280.0040.00418.35
8.0.270.0000.00717.21
8.0.260.0050.00216.85
8.0.250.0070.00016.89
8.0.240.0070.00017.00
8.0.230.0000.00717.05
8.0.220.0000.00717.01
8.0.210.0030.00316.95
8.0.200.0060.00017.02
8.0.190.0040.00417.05
8.0.180.0000.00816.97
8.0.170.0000.00716.97
8.0.160.0040.00416.94
8.0.150.0000.00816.95
8.0.140.0000.00716.95
8.0.130.0030.00313.44
8.0.120.0020.00516.97
8.0.110.0040.00416.90
8.0.100.0070.00016.77
8.0.90.0020.00517.03
8.0.80.0070.01016.88
8.0.70.0070.00016.75
8.0.60.0040.00416.90
8.0.50.0040.00416.92
8.0.30.0110.00717.19
8.0.20.0050.01317.40
8.0.10.0050.00316.88
8.0.00.0110.00716.79
7.4.330.0000.00516.69
7.4.320.0000.00816.51
7.4.300.0000.00616.64
7.4.290.0070.00016.57
7.4.280.0030.00316.53
7.4.270.0000.00716.58
7.4.260.0000.00513.25
7.4.250.0000.00816.46
7.4.240.0040.00316.58
7.4.230.0030.00316.68
7.4.220.0100.00716.60
7.4.210.0080.00616.59
7.4.200.0000.00716.57
7.4.190.0040.00416.46
7.4.160.0080.00816.41
7.4.150.0130.00417.40
7.4.140.0080.00917.86
7.4.130.0060.01216.51
7.4.120.0120.00716.46
7.4.110.0070.01016.71
7.4.100.0030.01616.52
7.4.90.0180.00016.53
7.4.80.0110.00519.39
7.4.70.0090.00916.52
7.4.60.0080.00816.50
7.4.50.0000.00916.27
7.4.40.0130.00322.77
7.4.30.0070.01016.56
7.4.00.0120.00014.91
7.3.330.0050.00013.14
7.3.320.0020.00213.10
7.3.310.0040.00416.23
7.3.300.0000.00616.27
7.3.290.0100.00316.21
7.3.280.0080.01016.28
7.3.270.0040.01217.40
7.3.260.0080.01118.24
7.3.250.0110.00616.27
7.3.240.0060.01216.31
7.3.230.0040.01216.43
7.3.210.0120.00416.33
7.3.200.0100.01019.39
7.3.190.0130.00316.21
7.3.180.0050.01516.29
7.3.170.0060.01016.27
7.3.160.0030.01216.50
7.3.120.0080.00414.99
7.2.330.0120.00916.63
7.2.320.0060.01016.49
7.2.310.0080.01416.58
7.2.300.0100.00616.56
7.2.290.0120.00316.68
7.2.60.0090.00616.69
7.2.00.0060.00619.50
7.1.200.0060.00615.68
7.1.100.0120.00318.15
7.1.70.0000.00717.16
7.1.60.0030.02019.17
7.1.50.0100.01416.90
7.1.00.0000.04722.29
7.0.200.0030.00716.56
7.0.140.0070.07321.97
7.0.110.0930.07319.99
7.0.100.0730.08320.10
7.0.90.0670.08720.09
7.0.80.0900.07319.91
7.0.70.0500.08319.84
7.0.60.0970.07019.98
7.0.50.0700.07719.95
7.0.40.0000.08019.76
7.0.30.0130.07719.80
7.0.20.0070.08719.85
7.0.10.0070.08019.84
7.0.00.0030.05719.81
5.6.280.0070.07021.08
5.6.260.0070.08020.66
5.6.250.0100.06720.50
5.6.240.0070.07720.63
5.6.230.0100.08320.60
5.6.220.0100.07320.66
5.6.210.0030.08720.70
5.6.200.0130.05020.70
5.6.190.0070.08020.64
5.6.180.0030.06720.64
5.6.170.0130.07020.55
5.6.160.0170.04020.67
5.6.150.0130.07320.64
5.6.140.0100.08020.54
5.6.130.0100.07720.64
5.6.120.0100.07720.84
5.6.110.0000.09320.64
5.6.100.0100.08720.66
5.6.90.0030.08320.54
5.6.80.0070.08020.07
5.6.70.0000.07719.95
5.6.60.0070.08020.02
5.6.50.0030.08319.96
5.6.40.0070.07019.96
5.6.30.0070.07719.95
5.6.20.0070.08719.96
5.6.10.0070.05319.97
5.6.00.0070.06719.97
5.5.380.0070.08020.38
5.5.370.0200.07320.36
5.5.360.0130.07020.33
5.5.350.0070.08320.46
5.5.340.0100.08321.02
5.5.330.0170.04020.83
5.5.320.0070.05320.85
5.5.310.0130.04720.95
5.5.300.0030.09020.89
5.5.290.0170.07720.82
5.5.280.0030.08320.80
5.5.270.0100.08320.88
5.5.260.0100.07720.72
5.5.250.0170.07320.77
5.5.240.0000.08320.24
5.5.230.0070.04720.35
5.5.220.0070.07720.27
5.5.210.0070.08020.05
5.5.200.0130.05720.13
5.5.190.0070.07320.18
5.5.180.0100.03720.24
5.5.160.0030.08320.34
5.5.150.0030.06720.26
5.5.140.0030.04020.29
5.5.130.0130.03320.37
5.5.120.0070.06320.09
5.5.110.0070.08320.30
5.5.100.0070.07720.09
5.5.90.0070.08320.04
5.5.80.0070.08020.21
5.5.70.0130.07020.00
5.5.60.0170.06720.23
5.5.50.0070.06320.05
5.5.40.0070.07319.99
5.5.30.0030.07020.02
5.5.20.0100.07720.11
5.5.10.0070.06020.00
5.5.00.0070.07319.91
5.4.450.0070.07319.36
5.4.440.0100.05019.35
5.4.430.0000.08319.31
5.4.420.0100.07319.25
5.4.410.0000.08719.20
5.4.400.0100.07019.28
5.4.390.0030.08318.93
5.4.380.0070.07719.00
5.4.370.0070.08319.08
5.4.360.0070.08319.00
5.4.350.0200.05719.03
5.4.340.0030.04319.14
5.4.320.0070.04019.12
5.4.310.0170.06719.02
5.4.300.0070.06319.19
5.4.290.0000.07719.27
5.4.280.0130.07319.17
5.4.270.0030.06319.27
5.4.260.0200.06719.02
5.4.250.0070.06319.16
5.4.240.0030.08019.16
5.4.230.0070.05019.09
5.4.220.0000.08019.02
5.4.210.0100.07019.02
5.4.200.0070.05019.15
5.4.190.0070.05019.07
5.4.180.0130.07018.99
5.4.170.0030.08019.00
5.4.160.0100.05019.05
5.4.150.0030.08319.05
5.4.140.0070.07716.53
5.4.130.0030.07016.16
5.4.120.0070.07316.21
5.4.110.0100.07316.52
5.4.100.0070.07716.38
5.4.90.0100.07016.58
5.4.80.0070.07016.22
5.4.70.0070.07316.17
5.4.60.0070.07316.11
5.4.50.0130.06716.33
5.4.40.0130.07316.53
5.4.30.0070.07016.47
5.4.20.0070.06316.49
5.4.10.0130.06316.49
5.4.00.0000.07315.63
5.3.290.0100.06314.73
5.3.280.0030.06314.43
5.3.270.0000.08314.55
5.3.260.0100.07314.39
5.3.250.0070.07014.54
5.3.240.0130.07314.50
5.3.230.0130.06714.52
5.3.220.0100.04714.41
5.3.210.0070.04714.35
5.3.200.0070.07714.39
5.3.190.0070.06714.51
5.3.180.0100.06714.45
5.3.170.0070.05314.39
5.3.160.0030.05714.44
5.3.150.0030.08014.39
5.3.140.0230.06014.63
5.3.130.0170.06714.61
5.3.120.0030.08014.42
5.3.110.0030.05314.64
5.3.100.0100.07013.90
5.3.90.0130.06714.03
5.3.80.0100.07313.96
5.3.70.0030.08013.93
5.3.60.0100.07013.93
5.3.50.0030.08313.87
5.3.40.0100.07313.77
5.3.30.0030.07313.84
5.3.20.0070.07313.59
5.3.10.0130.06713.59
5.3.00.0130.06713.64
5.2.170.0070.06011.80
5.2.160.0030.06011.80
5.2.150.0070.05711.80
5.2.140.0070.06011.80
5.2.130.0000.04711.80
5.2.120.0070.06011.80
5.2.110.0000.05011.80
5.2.100.0070.06311.80
5.2.90.0070.05711.80
5.2.80.0030.06311.80
5.2.70.0100.05711.80
5.2.60.0070.06011.80
5.2.50.0100.05311.80
5.2.40.0070.06011.80
5.2.30.0000.04011.80
5.2.20.0070.06011.80
5.2.10.0100.04311.80
5.2.00.0070.03311.80
5.1.60.0000.06011.80
5.1.50.0070.03711.80
5.1.40.0030.04711.80
5.1.30.0030.06011.80
5.1.20.0070.04711.80
5.1.10.0070.05311.80
5.1.00.0030.05711.80
5.0.50.0030.04311.80
5.0.40.0030.04311.80
5.0.30.0030.05711.80
5.0.20.0030.03711.80
5.0.10.0130.03311.80
5.0.00.0030.05711.80
4.4.90.0100.02711.80
4.4.80.0070.03011.80
4.4.70.0000.03711.80
4.4.60.0000.02011.80
4.4.50.0000.03711.80
4.4.40.0000.05711.80
4.4.30.0000.03711.80
4.4.20.0000.04011.80
4.4.10.0000.03711.80
4.4.00.0070.05011.80
4.3.110.0030.03311.80
4.3.100.0030.03711.80
4.3.90.0030.03311.80
4.3.80.0030.05011.80
4.3.70.0000.03711.80
4.3.60.0030.03011.80
4.3.50.0030.02711.80
4.3.40.0030.05011.80
4.3.30.0000.04011.80
4.3.20.0000.03011.80
4.3.10.0000.03711.80
4.3.00.0000.03711.80

preferences:
48.07 ms | 400 KiB | 5 Q