3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('code' => 500, 'am' => 600, 'cc' => 560); $b = array('am' => 40, 'dd' => 100); var_dump(array_merge($a, $b));

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)
8.3.40.0090.01218.48
8.3.30.0030.01020.04
8.3.20.0040.00420.31
8.3.10.0080.00021.95
8.3.00.0040.00422.50
8.2.170.0060.00922.96
8.2.160.0110.00322.26
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00020.61
8.2.110.0030.00622.31
8.2.100.0070.00417.59
8.2.90.0000.00819.23
8.2.80.0000.00719.41
8.2.70.0060.00317.50
8.2.60.0000.00817.92
8.2.50.0000.00818.07
8.2.40.0000.00919.95
8.2.30.0040.00419.36
8.2.20.0040.00417.69
8.2.10.0000.00817.69
8.2.00.0040.00417.61
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0060.00923.88
8.1.230.0100.00319.09
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0060.00317.22
8.1.190.0080.00017.50
8.1.180.0060.00319.01
8.1.170.0050.00318.31
8.1.160.0000.00818.73
8.1.150.0040.00418.63
8.1.140.0040.00417.38
8.1.130.0030.00317.72
8.1.120.0030.00517.35
8.1.110.0000.00717.38
8.1.100.0070.00017.37
8.1.90.0000.00717.41
8.1.80.0000.00817.29
8.1.70.0050.00317.30
8.1.60.0000.01017.39
8.1.50.0040.00417.51
8.1.40.0040.00417.34
8.1.30.0040.00417.45
8.1.20.0050.00517.43
8.1.10.0000.00717.45
8.1.00.0000.00717.23
8.0.300.0040.00418.77
8.0.290.0040.00417.04
8.0.280.0070.00018.24
8.0.270.0040.00417.15
8.0.260.0000.00616.75
8.0.250.0030.00316.91
8.0.240.0040.00416.92
8.0.230.0050.00216.78
8.0.220.0050.00316.84
8.0.210.0030.00316.88
8.0.200.0000.00716.87
8.0.190.0000.00716.89
8.0.180.0000.00716.75
8.0.170.0040.00416.81
8.0.160.0000.00716.70
8.0.150.0050.00316.86
8.0.140.0070.00016.77
8.0.130.0050.00013.13
8.0.120.0000.00716.65
8.0.110.0050.00316.79
8.0.100.0000.00916.73
8.0.90.0040.00416.77
8.0.80.0060.00916.71
8.0.70.0030.00516.86
8.0.60.0050.00216.82
8.0.50.0000.00816.86
8.0.30.0110.00817.07
8.0.20.0120.00617.40
8.0.10.0030.00516.84
8.0.00.0150.00816.66
7.4.330.0050.00015.00
7.4.320.0060.00016.57
7.4.300.0070.00016.51
7.4.290.0040.00416.38
7.4.280.0030.00316.32
7.4.270.0000.00716.33
7.4.260.0050.00013.23
7.4.250.0030.00316.47
7.4.240.0030.00316.51
7.4.230.0000.00716.32
7.4.220.0030.01516.48
7.4.210.0070.00716.56
7.4.200.0040.00416.43
7.4.190.0000.00816.29
7.4.160.0110.01116.52
7.4.150.0090.00917.40
7.4.140.0070.00917.86
7.4.130.0130.00616.37
7.4.120.0110.00916.31
7.4.110.0160.00416.44
7.4.100.0120.01216.41
7.4.90.0030.01816.41
7.4.80.0070.01719.39
7.4.70.0030.01416.38
7.4.60.0070.01016.21
7.4.50.0000.00816.39
7.4.40.0070.00722.77
7.4.30.0070.00816.45
7.4.00.0100.00714.80
7.3.330.0000.00513.11
7.3.320.0000.00513.07
7.3.310.0000.00716.09
7.3.300.0050.00216.08
7.3.290.0130.00716.17
7.3.280.0090.01016.10
7.3.270.0120.00617.40
7.3.260.0140.00416.56
7.3.250.0100.00916.19
7.3.240.0140.00316.21
7.3.230.0070.01016.39
7.3.210.0140.00316.16
7.3.200.0100.01019.39
7.3.190.0140.00716.13
7.3.180.0120.00416.18
7.3.170.0070.00716.30
7.3.160.0070.01016.18
7.3.120.0070.01014.85
7.2.330.0120.00616.16
7.2.320.0090.00916.35
7.2.310.0100.01116.55
7.2.300.0060.01016.17
7.2.290.0040.01216.55
7.1.100.0130.00018.15
7.1.70.0000.01016.96
7.1.60.0060.00619.29
7.1.50.0090.01616.89
7.1.00.0030.05022.44
7.0.200.0550.00314.44
7.0.140.0000.07322.15
7.0.100.0030.04019.91
7.0.90.0070.04019.98
7.0.80.0000.04719.84
7.0.70.0330.02319.93
7.0.60.0070.04019.96
7.0.50.0070.04020.29
7.0.40.0130.03720.10
7.0.30.0030.03720.18
7.0.20.0030.03720.11
7.0.10.0200.02720.17
7.0.00.0070.04020.05
5.6.250.0200.02720.59
5.6.240.0070.04020.75
5.6.230.0070.04320.59
5.6.220.0030.03720.66
5.6.210.0130.04320.65
5.6.200.0100.03721.13
5.6.190.0070.03721.02
5.6.180.0000.04321.18
5.6.170.0030.04321.01
5.6.160.0100.04321.04
5.6.150.0030.04321.02
5.6.140.0130.05321.05
5.6.130.0070.03720.94
5.6.120.0070.04020.94
5.6.110.0030.04321.03
5.6.100.0000.03720.99
5.6.90.0070.03321.08
5.6.80.0000.04320.34
5.6.70.0070.03020.30
5.6.60.0130.02320.54
5.6.50.0030.03320.37
5.6.40.0070.03020.36
5.6.30.0100.03020.41
5.6.20.0030.07720.29
5.6.10.0170.06320.38
5.6.00.0030.04320.40
5.5.380.0070.03720.36
5.5.370.0030.03320.44
5.5.360.0000.05720.34
5.5.350.0100.03020.45
5.5.340.0030.04320.92
5.5.330.0030.06020.87
5.5.320.0070.03720.89
5.5.310.0000.03720.89
5.5.300.0100.04020.82
5.5.290.0170.03720.88
5.5.280.0000.04320.92
5.5.270.0000.04320.90
5.5.260.0000.04020.87
5.5.250.0030.03320.73
5.5.240.0030.03720.21
5.5.230.0000.03720.30
5.5.220.0070.04720.16
5.5.210.0000.03720.13
5.5.200.0070.03020.27
5.5.190.0030.04320.13
5.5.180.0070.03720.18
5.5.160.0070.08020.07
5.5.150.0070.07320.24
5.5.140.0030.07320.17
5.5.130.0000.08320.14
5.5.120.0070.07720.23
5.5.110.0170.07020.10
5.5.100.0070.07319.93
5.5.90.0100.06320.15
5.5.80.0000.07020.16
5.5.70.0130.06320.09
5.5.60.0100.03020.05
5.5.50.0100.07020.15
5.5.40.0070.07320.08
5.5.30.0170.06320.05
5.5.20.0100.05720.13
5.5.10.0130.06320.00
5.5.00.0030.08020.11
5.4.450.0000.03719.31
5.4.440.0030.04019.48
5.4.430.0030.04019.39
5.4.420.0030.03019.27
5.4.410.0030.03019.19
5.4.400.0030.03719.13
5.4.390.0030.03319.23
5.4.380.0070.03019.14
5.4.370.0130.02719.04
5.4.360.0100.02718.98
5.4.350.0030.04319.19
5.4.340.0030.05719.10
5.4.320.0070.06718.90
5.4.310.0030.05719.03
5.4.300.0100.06719.23
5.4.290.0070.06718.96
5.4.280.0070.06018.81
5.4.270.0070.07318.98
5.4.260.0030.08018.94
5.4.250.0030.03719.11
5.4.240.0030.07719.05
5.4.230.0000.04319.11
5.4.220.0070.07718.81
5.4.210.0170.06718.78
5.4.200.0000.07719.07
5.4.190.0100.07018.97
5.4.180.0070.05319.02
5.4.170.0000.04318.95
5.4.160.0130.02718.78
5.4.150.0000.04018.96
5.4.140.0030.08016.33
5.4.130.0070.05016.36
5.4.120.0070.07716.23
5.4.110.0030.06016.41
5.4.100.0170.05716.46
5.4.90.0030.03716.20
5.4.80.0100.03016.28
5.4.70.0000.05716.29
5.4.60.0030.05716.34
5.4.50.0030.07716.18
5.4.40.0070.03316.45
5.4.30.0100.06316.29
5.4.20.0100.06316.38
5.4.10.0100.06316.28
5.4.00.0030.07315.84
5.3.290.0070.07014.67
5.3.280.0030.08014.60
5.3.270.0070.04314.61
5.3.260.0100.03014.61
5.3.250.0100.07314.46
5.3.240.0100.03014.59
5.3.230.0100.07014.57
5.3.220.0070.07314.57
5.3.210.0070.03714.42
5.3.200.0030.08014.39
5.3.190.0000.06714.48
5.3.180.0100.07314.48
5.3.170.0030.05314.55
5.3.160.0070.06714.57
5.3.150.0030.04014.48
5.3.140.0130.06714.55
5.3.130.0030.03714.51
5.3.120.0170.06714.50
5.3.110.0070.06714.49
5.3.100.0030.04313.97
5.3.90.0170.06014.01
5.3.80.0000.04013.98
5.3.70.0030.05714.00
5.3.60.0070.06314.00
5.3.50.0130.06313.93
5.3.40.0100.07013.90
5.3.30.0030.07713.77
5.3.20.0000.03713.65
5.3.10.0100.05313.44
5.3.00.0170.05313.41
5.2.170.0070.04711.19
5.2.160.0030.05711.14
5.2.150.0070.05711.06
5.2.140.0070.05311.16
5.2.130.0030.06010.95
5.2.120.0070.02310.92
5.2.110.0000.03311.02
5.2.100.0130.05311.14
5.2.90.0070.03711.13
5.2.80.0000.06310.94
5.2.70.0100.05710.96
5.2.60.0030.05011.09
5.2.50.0000.04010.96
5.2.40.0000.04310.91
5.2.30.0030.05710.96
5.2.20.0100.03710.91
5.2.10.0070.05710.91
5.2.00.0070.05310.91
5.1.60.0100.04310.91
5.1.50.0070.04010.91
5.1.40.0070.02710.91
5.1.30.0100.05010.91
5.1.20.0000.05010.91
5.1.10.0030.05310.91
5.1.00.0030.05010.91
5.0.50.0070.05010.91
5.0.40.0000.02010.91
5.0.30.0030.05310.91
5.0.20.0030.01710.91
5.0.10.0030.04310.91
5.0.00.0070.06010.91
4.4.90.0000.03710.91
4.4.80.0000.03010.91
4.4.70.0000.02710.91
4.4.60.0030.01310.91
4.4.50.0030.01310.91
4.4.40.0030.02010.91
4.4.30.0030.01710.91
4.4.20.0000.02310.91
4.4.10.0000.03010.91
4.4.00.0030.05310.91
4.3.110.0000.02010.91
4.3.100.0030.03010.91
4.3.90.0000.03010.91
4.3.80.0000.05010.91
4.3.70.0030.01710.91
4.3.60.0000.02310.91
4.3.50.0100.02310.91
4.3.40.0030.05310.91
4.3.30.0000.03010.91
4.3.20.0000.03710.91
4.3.10.0000.03710.91
4.3.00.0030.01310.91

preferences:
48.89 ms | 400 KiB | 5 Q