3v4l.org

run code in 300+ PHP versions simultaneously
<?php function append(array $init, array $add, $key = null, $initialKeyExist = true) { $_init = $init; if (is_null($key)) { foreach ($add as $key => $value) $_init[$key] = $value; return array_merge($_init, $init); } else { if ($initialKeyExist) { $_init[$key] = $add; return [ $key => array_merge($_init[$key], $init[$key]) ]; } else { foreach ($add as $key => $value) $_init[$key][$key] = $value; return $_init; } } } $a = [ 'phone' => [ 'code' => '+38', ], ]; $b = [ 'prefix' => '095', 'number' => '7700418', ]; var_dump(append($a, $b, 'phone')); $a = [ 'code' => '+38', ]; $b = [ 'prefix' => '095', 'number' => '7700418', ]; var_dump(append($a, $b)); $a = [ 'phone' => [ 'code' => '+38', ], ]; $b = [ 'prefix' => '095', 'number' => '7700418', ]; var_dump(append($a, $b, 'phone', false));

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)
8.3.60.0110.00416.75
8.3.50.0080.01121.93
8.3.40.0030.01218.62
8.3.30.0090.00619.22
8.3.20.0080.00020.33
8.3.10.0040.00423.71
8.3.00.0060.00319.38
8.2.180.0000.01518.29
8.2.170.0060.01122.96
8.2.160.0070.00720.43
8.2.150.0090.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00422.27
8.2.110.0090.00022.24
8.2.100.0100.00317.91
8.2.90.0100.00017.88
8.2.80.0000.00817.97
8.2.70.0080.00017.92
8.2.60.0050.00318.05
8.2.50.0000.00818.10
8.2.40.0060.00322.22
8.2.30.0030.00518.20
8.2.20.0080.00017.72
8.2.10.0040.00418.19
8.2.00.0030.00517.66
8.1.280.0090.00625.92
8.1.270.0050.00322.18
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00622.11
8.1.230.0060.00619.15
8.1.220.0090.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0060.00317.38
8.1.180.0000.00818.10
8.1.170.0000.00818.52
8.1.160.0000.00722.02
8.1.150.0000.00718.58
8.1.140.0030.00617.38
8.1.130.0030.00317.85
8.1.120.0040.00417.52
8.1.110.0050.00317.39
8.1.100.0030.00317.45
8.1.90.0040.00417.47
8.1.80.0020.00517.45
8.1.70.0000.00717.47
8.1.60.0030.00617.62
8.1.50.0050.00317.48
8.1.40.0040.00417.51
8.1.30.0040.00417.55
8.1.20.0070.00017.65
8.1.10.0050.00317.41
8.1.00.0000.00717.33
8.0.300.0060.00519.63
8.0.290.0060.00316.75
8.0.280.0000.00818.45
8.0.270.0080.00017.26
8.0.260.0000.00618.33
8.0.250.0070.00016.93
8.0.240.0060.00317.00
8.0.230.0020.00516.89
8.0.220.0000.00716.83
8.0.210.0040.00416.86
8.0.200.0000.00616.84
8.0.190.0070.00016.95
8.0.180.0000.01116.95
8.0.170.0040.00416.82
8.0.160.0080.00016.84
8.0.150.0080.00016.96
8.0.140.0050.00216.77
8.0.130.0040.00413.30
8.0.120.0000.00816.87
8.0.110.0040.00416.85
8.0.100.0000.00716.75
8.0.90.0050.00316.96
8.0.80.0090.00916.82
8.0.70.0000.00717.01
8.0.60.0030.00616.73
8.0.50.0050.00316.72
8.0.30.0180.00917.24
8.0.20.0110.00817.40
8.0.10.0030.00516.79
8.0.00.0070.01216.83
7.4.330.0050.00015.14
7.4.320.0030.00316.51
7.4.300.0040.00416.57
7.4.290.0000.00816.45
7.4.280.0040.00416.48
7.4.270.0070.00016.40
7.4.260.0030.00316.59
7.4.250.0000.00816.62
7.4.240.0000.00716.55
7.4.230.0030.00316.42
7.4.220.0030.01616.61
7.4.210.0080.00616.49
7.4.200.0030.00316.64
7.4.190.0030.00316.78
7.4.160.0090.00616.55
7.4.150.0110.00817.40
7.4.140.0120.00817.86
7.4.130.0110.01016.47
7.4.120.0080.00916.44
7.4.110.0070.01016.47
7.4.100.0090.00916.36
7.4.90.0060.01216.49
7.4.80.0140.01019.39
7.4.70.0120.00616.37
7.4.60.0100.00716.30
7.4.50.0030.00616.66
7.4.40.0100.00616.38
7.4.30.0160.00016.59
7.4.00.0040.01515.23
7.3.330.0070.00013.34
7.3.320.0000.00513.40
7.3.310.0000.00716.36
7.3.300.0030.00316.25
7.3.290.0070.01316.30
7.3.280.0120.00716.34
7.3.270.0100.00717.40
7.3.260.0090.00916.47
7.3.250.0170.00816.30
7.3.240.0060.01616.59
7.3.230.0170.00316.62
7.3.210.0150.00916.32
7.3.200.0000.02219.39
7.3.190.0150.00616.33
7.3.180.0070.01016.25
7.3.170.0070.01116.46
7.3.160.0060.01216.32
7.3.120.0090.00614.98
7.3.10.0000.01416.38
7.3.00.0000.01116.74
7.2.330.0140.00516.90
7.2.320.0120.01116.67
7.2.310.0100.01416.69
7.2.300.0180.00416.77
7.2.290.0130.00916.68
7.2.130.0040.00816.88
7.2.120.0030.00616.93
7.2.110.0070.00417.06
7.2.100.0150.00017.00
7.2.90.0090.00317.11
7.2.80.0040.00816.95
7.2.70.0050.00816.70
7.2.60.0000.01416.99
7.2.50.0080.00417.00
7.2.40.0100.00616.97
7.2.30.0090.00916.93
7.2.20.0030.00717.07
7.2.10.0040.00717.08
7.2.00.0040.01017.92
7.1.250.0060.00615.82
7.1.100.0000.01117.77
7.1.70.0000.00817.17
7.1.60.0030.01619.46
7.1.50.0110.00716.80
7.1.00.0000.08022.45
7.0.200.0030.00616.68
7.0.140.0000.07722.00
7.0.60.0030.03021.71
7.0.50.0070.03322.12
7.0.40.0030.05320.04
7.0.30.0000.06720.07
7.0.20.0000.07720.07
7.0.10.0070.07720.17
7.0.00.0000.08720.03
5.6.280.0000.07721.07
5.6.210.0070.02720.73
5.6.200.0000.04321.00
5.6.190.0030.03321.09
5.6.180.0000.08720.99
5.6.170.0130.07321.02
5.6.160.0100.07721.04
5.6.150.0130.07021.02
5.6.140.0030.05320.90
5.6.130.0100.08020.90
5.6.120.0070.05721.04
5.6.110.0100.08021.11
5.6.100.0000.08320.97
5.6.90.0030.08720.97
5.6.80.0070.08020.39
5.6.70.0030.08020.36
5.6.60.0130.05020.50
5.6.50.0030.08020.44
5.6.40.0070.08020.38
5.6.30.0030.07720.50
5.6.20.0070.06720.34
5.6.10.0000.08020.38
5.6.00.0030.06320.36
5.5.350.0000.03720.30
5.5.340.0000.03320.81
5.5.330.0070.03320.78
5.5.320.0030.07720.89
5.5.310.0000.08720.96
5.5.300.0030.05320.85
5.5.290.0070.06320.66
5.5.280.0000.07720.88
5.5.270.0030.08320.76
5.5.260.0100.08020.97
5.5.250.0070.08720.70
5.5.240.0000.08020.26
5.5.230.0000.06320.03
5.5.220.0030.07720.23
5.5.210.0030.08020.26
5.5.200.0070.06320.23
5.5.190.0070.05320.01
5.5.180.0030.07720.09
5.5.160.0030.08020.12
5.5.150.0030.08720.22
5.5.140.0070.07320.22
5.5.130.0100.07320.14
5.5.120.0070.07320.11
5.5.110.0000.08020.08
5.5.100.0070.07320.04
5.5.90.0030.08020.22
5.5.80.0070.07020.01
5.5.70.0070.07020.10
5.5.60.0070.07320.08
5.5.50.0070.07720.03
5.5.40.0070.07320.10
5.5.30.0070.07320.00
5.5.20.0070.06320.10
5.5.10.0030.06020.04
5.5.00.0070.07720.07
5.4.450.0000.08319.40
5.4.440.0030.08019.40
5.4.430.0030.08019.54
5.4.420.0000.08319.27
5.4.410.0070.07719.26
5.4.400.0070.07019.18
5.4.390.0070.07318.93
5.4.380.0030.07018.91
5.4.370.0030.07718.91
5.4.360.0030.06319.05
5.4.350.0030.07319.04
5.4.340.0000.08718.91
5.4.320.0030.07719.07
5.4.310.0070.05019.03
5.4.300.0070.07018.91
5.4.290.0000.07719.07
5.4.280.0030.05719.20
5.4.270.0070.07019.12
5.4.260.0070.07319.03
5.4.250.0070.07019.06
5.4.240.0030.07719.05
5.4.230.0000.06319.16
5.4.220.0030.07019.16
5.4.210.0070.07319.03
5.4.200.0000.07719.07
5.4.190.0070.07018.89
5.4.180.0070.07319.16
5.4.170.0030.04319.05
5.4.160.0070.06718.88
5.4.150.0030.07719.20
5.4.140.0070.07316.25
5.4.130.0100.06316.43
5.4.120.0000.06316.46
5.4.110.0130.06316.48
5.4.100.0000.07316.56
5.4.90.0000.06716.33
5.4.80.0030.07316.35
5.4.70.0030.06016.33
5.4.60.0130.05316.35
5.4.50.0030.06016.46
5.4.40.0030.06016.59
5.4.30.0000.07316.34
5.4.20.0000.04016.36
5.4.10.0000.04016.45
5.4.00.0030.03715.78
5.3.290.0000.05314.63
5.3.280.0070.06714.70
5.3.270.0030.07714.56
5.3.260.0000.06014.66
5.3.250.0100.03014.67
5.3.240.0000.07314.66
5.3.230.0000.05014.68
5.3.220.0070.07314.43
5.3.210.0030.05714.62
5.3.200.0100.04714.55
5.3.190.0000.06014.65
5.3.180.0030.07314.59
5.3.170.0100.06314.61
5.3.160.0000.07314.61
5.3.150.0100.06314.61
5.3.140.0030.07714.52
5.3.130.0000.04014.57
5.3.120.0000.07714.61
5.3.110.0100.07314.63
5.3.100.0000.04014.13
5.3.90.0030.03714.04
5.3.80.0000.03714.07
5.3.70.0030.05714.09
5.3.60.0000.05014.01
5.3.50.0070.06713.96
5.3.40.0030.07013.98
5.3.30.0030.03313.90
5.3.20.0030.03713.70
5.3.10.0030.06013.67
5.3.00.0000.06013.69
5.2.170.0030.05711.04
5.2.160.0070.03311.17
5.2.150.0000.04010.95
5.2.140.0070.02711.20
5.2.130.0000.03711.14
5.2.120.0000.03311.15
5.2.110.0030.06010.95
5.2.100.0000.06311.12
5.2.90.0000.03311.17
5.2.80.0030.04711.20
5.2.70.0030.05711.16
5.2.60.0030.06311.11
5.2.50.0030.05711.11
5.2.40.0030.06010.84
5.2.30.0030.05310.95
5.2.20.0000.06011.06
5.2.10.0070.03710.72
5.2.00.0000.05710.76
5.1.60.0000.05710.03
5.1.50.0000.04310.05
5.1.40.0000.0309.99
5.1.30.0000.02710.32
5.1.20.0000.03710.41
5.1.10.0030.03310.09
5.1.00.0030.0479.95
5.0.50.0030.0478.80
5.0.40.0030.0438.80
5.0.30.0030.0378.80
5.0.20.0000.0438.80
5.0.10.0000.0478.80
5.0.00.0000.0708.80
4.4.90.0000.0438.80
4.4.80.0070.0338.80
4.4.70.0000.0308.80
4.4.60.0070.0308.80
4.4.50.0000.0278.80
4.4.40.0030.0478.80
4.4.30.0000.0238.80
4.4.20.0000.0378.80
4.4.10.0030.0278.80
4.4.00.0000.0538.80
4.3.110.0000.0308.80
4.3.100.0000.0278.80
4.3.90.0000.0308.80
4.3.80.0070.0308.80
4.3.70.0030.0338.80
4.3.60.0000.0338.80
4.3.50.0000.0378.80
4.3.40.0000.0508.80
4.3.30.0000.0208.80
4.3.20.0000.0178.80
4.3.10.0000.0178.80
4.3.00.0000.0178.80

preferences:
49.6 ms | 401 KiB | 5 Q