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 { return $_init[$key] = $add; } } } $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, 'full', 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)
8.3.40.0100.01018.84
8.3.30.0120.00318.92
8.3.20.0040.00419.99
8.3.10.0040.00423.65
8.3.00.0080.00019.09
8.2.170.0110.00422.96
8.2.160.0130.00320.33
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0050.00320.88
8.2.110.0060.00322.04
8.2.100.0030.00917.91
8.2.90.0040.00419.25
8.2.80.0000.00917.97
8.2.70.0030.00917.75
8.2.60.0000.00818.05
8.2.50.0000.00918.07
8.2.40.0040.00419.94
8.2.30.0000.00718.32
8.2.20.0090.00317.74
8.2.10.0040.00418.10
8.2.00.0060.00317.74
8.1.270.0050.00324.00
8.1.260.0080.00026.35
8.1.250.0030.00528.09
8.1.240.0070.00323.73
8.1.230.0040.00719.16
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00617.35
8.1.190.0090.00017.25
8.1.180.0080.00018.10
8.1.170.0060.00318.63
8.1.160.0040.00422.12
8.1.150.0040.00418.59
8.1.140.0000.00817.44
8.1.130.0000.00817.83
8.1.120.0030.00517.50
8.1.110.0040.00417.51
8.1.100.0020.00517.46
8.1.90.0050.00317.30
8.1.80.0050.00317.43
8.1.70.0070.00017.31
8.1.60.0030.00617.46
8.1.50.0040.00417.57
8.1.40.0080.00417.53
8.1.30.0040.00417.70
8.1.20.0040.00417.55
8.1.10.0050.00217.50
8.1.00.0040.00417.36
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0030.00318.43
8.0.270.0030.00417.21
8.0.260.0030.00317.17
8.0.250.0030.00316.95
8.0.240.0030.00316.91
8.0.230.0000.00716.89
8.0.220.0030.00516.78
8.0.210.0030.00316.75
8.0.200.0000.00716.99
8.0.190.0070.00016.97
8.0.180.0070.00016.83
8.0.170.0030.00516.89
8.0.160.0070.00016.83
8.0.150.0050.00216.84
8.0.140.0060.00316.82
8.0.130.0000.00613.24
8.0.120.0050.00316.82
8.0.110.0000.00816.80
8.0.100.0080.00016.93
8.0.90.0000.00716.73
8.0.80.0070.01016.87
8.0.70.0070.00016.76
8.0.60.0000.00716.66
8.0.50.0000.00716.84
8.0.30.0130.01117.11
8.0.20.0120.00817.40
8.0.10.0000.00716.81
8.0.00.0070.01316.75
7.4.330.0000.00515.00
7.4.320.0060.00016.52
7.4.300.0060.00016.45
7.4.290.0000.00716.43
7.4.280.0100.00016.59
7.4.270.0070.00016.53
7.4.260.0030.00516.38
7.4.250.0050.00316.57
7.4.240.0020.00516.62
7.4.230.0030.00316.68
7.4.220.0090.00916.67
7.4.210.0080.00816.57
7.4.200.0040.00416.25
7.4.190.0070.00016.75
7.4.160.0110.00616.55
7.4.150.0140.00517.40
7.4.140.0070.01017.86
7.4.130.0130.00716.53
7.4.120.0090.01016.55
7.4.110.0110.01116.52
7.4.100.0120.00616.62
7.4.90.0070.01116.36
7.4.80.0040.01919.39
7.4.70.0140.00316.33
7.4.60.0070.01216.57
7.4.50.0000.00616.46
7.4.40.0070.01616.50
7.4.30.0120.00316.51
7.4.10.0110.00814.83
7.4.00.0070.01014.81
7.3.330.0060.00013.39
7.3.320.0000.00513.18
7.3.310.0040.00416.36
7.3.300.0070.00016.33
7.3.290.0030.01616.38
7.3.280.0090.01016.33
7.3.270.0130.00317.40
7.3.260.0150.00516.34
7.3.250.0060.01116.36
7.3.240.0090.00916.62
7.3.230.0130.00616.53
7.3.210.0090.00916.44
7.3.200.0060.01619.39
7.3.190.0090.00816.22
7.3.180.0050.01016.65
7.3.170.0130.00316.43
7.3.160.0030.01316.27
7.3.130.0080.01014.71
7.3.120.0050.01214.78
7.3.110.0090.00814.86
7.3.100.0050.00814.72
7.3.90.0050.01014.84
7.3.80.0080.00614.94
7.3.70.0080.00414.73
7.3.60.0040.01014.78
7.3.50.0050.00714.80
7.3.40.0050.00714.80
7.3.30.0030.01014.78
7.3.20.0060.00816.62
7.3.10.0070.00616.61
7.3.00.0070.00816.67
7.2.330.0100.01016.50
7.2.320.0070.01116.48
7.2.310.0030.01516.77
7.2.300.0110.00616.69
7.2.290.0080.01116.70
7.2.260.0090.01015.22
7.2.250.0070.01115.10
7.2.240.0070.00914.97
7.2.230.0070.00815.24
7.2.220.0050.00815.00
7.2.210.0050.00814.94
7.2.200.0080.00714.98
7.2.190.0050.01215.00
7.2.180.0040.00915.05
7.2.170.0060.00714.92
7.2.160.0050.00714.86
7.2.150.0080.00616.87
7.2.140.0020.00916.88
7.2.130.0060.00716.91
7.2.120.0070.00517.00
7.2.110.0050.01016.88
7.2.100.0020.01016.85
7.2.90.0060.00816.99
7.2.80.0070.00616.96
7.2.70.0040.01216.91
7.2.60.0030.01116.90
7.2.50.0040.00816.92
7.2.40.0050.01016.97
7.2.30.0080.00716.93
7.2.20.0100.00417.02
7.2.10.0050.00916.92
7.2.00.0050.01017.53
7.1.330.0070.00615.74
7.1.320.0080.00415.73
7.1.310.0070.00715.81
7.1.300.0070.00715.85
7.1.290.0060.00915.81
7.1.280.0080.00515.71
7.1.270.0040.00915.80
7.1.260.0080.00615.83
7.1.250.0050.00615.82
7.1.240.0020.01015.90
7.1.230.0050.00815.72
7.1.220.0070.00815.75
7.1.210.0070.00715.81
7.1.200.0030.01315.78
7.1.190.0030.01015.64
7.1.180.0070.00615.79
7.1.170.0060.00815.95
7.1.160.0090.00615.91
7.1.150.0040.00915.70
7.1.140.0040.01115.90
7.1.130.0090.00715.67
7.1.120.0050.01015.77
7.1.110.0030.00815.69
7.1.100.0120.00316.43
7.1.90.0060.00615.83
7.1.80.0060.00815.81
7.1.70.0030.00816.10
7.1.60.0090.00717.01
7.1.50.0050.00716.27
7.1.40.0050.00715.60
7.1.30.0030.01015.70
7.1.20.0040.00915.70
7.1.10.0080.00915.83
7.1.00.0040.02917.98
7.0.330.0030.00815.32
7.0.320.0060.00715.36
7.0.310.0050.00815.33
7.0.300.0040.00915.49
7.0.290.0080.00815.38
7.0.280.0060.00615.37
7.0.270.0060.00815.39
7.0.260.0050.01115.29
7.0.250.0080.00315.49
7.0.240.0020.00915.52
7.0.230.0050.00715.42
7.0.220.0050.01015.41
7.0.210.0050.00715.54
7.0.200.0050.00615.78
7.0.190.0050.00615.35
7.0.180.0030.00915.47
7.0.170.0080.00315.50
7.0.160.0070.00515.47
7.0.150.0100.00415.49
7.0.140.0080.02817.65
7.0.130.0030.00915.53
7.0.120.0080.00715.43
7.0.110.0030.00815.31
7.0.100.0060.00715.58
7.0.90.0080.00515.38
7.0.80.0020.01115.37
7.0.70.0050.00715.47
7.0.60.0120.02916.96
7.0.50.0050.03216.31
7.0.40.0080.02514.78
7.0.30.0070.02114.87
7.0.20.0030.02214.96
7.0.10.0110.02714.89
7.0.00.0070.03214.92
5.6.400.0050.00514.51
5.6.390.0060.00814.31
5.6.380.0050.01014.55
5.6.370.0060.00814.21
5.6.360.0030.00914.38
5.6.350.0030.01214.19
5.6.340.0050.00914.46
5.6.330.0090.00714.46
5.6.320.0050.00714.52
5.6.310.0070.00714.62
5.6.300.0020.01414.31
5.6.290.0090.00714.47
5.6.280.0090.02616.46
5.6.270.0100.00314.39
5.6.260.0060.00614.43
5.6.250.0060.00714.47
5.6.240.0090.00614.41
5.6.230.0050.01114.49
5.6.220.0080.00714.46
5.6.210.0070.02016.61
5.6.200.0070.02915.69
5.6.190.0040.03215.53
5.6.180.0070.03215.67
5.6.170.0070.03015.56
5.6.160.0050.02615.63
5.6.150.0060.02715.72
5.6.140.0080.03015.81
5.6.130.0050.03415.61
5.6.120.0060.03315.59
5.6.110.0070.03315.65
5.6.100.0090.03015.56
5.6.90.0070.03415.67
5.6.80.0040.02115.30
5.6.70.0080.02915.35
5.6.60.0040.03015.32
5.6.50.0080.01815.47
5.6.40.0050.02415.34
5.6.30.0070.02815.38
5.6.20.0060.02515.33
5.6.10.0070.01915.29
5.6.00.0050.02115.38
5.5.380.0070.00814.35
5.5.370.0040.00414.33
5.5.360.0050.01014.24
5.5.350.0630.02016.24
5.5.340.0060.02915.45
5.5.330.0040.02615.48
5.5.320.0110.02915.30
5.5.310.0100.02615.70
5.5.300.0050.02715.37
5.5.290.0090.03015.49
5.5.280.0060.01915.79
5.5.270.0090.03015.55
5.5.260.0060.03315.45
5.5.250.0080.03115.43
5.5.240.0090.01815.33
5.5.230.0040.03015.28
5.5.220.0050.03315.29
5.5.210.0070.02915.33
5.5.200.0050.03115.27
5.5.190.0070.03015.15
5.5.180.0040.03415.21
5.5.170.0050.00914.15
5.5.160.0040.02215.20
5.5.150.0040.02615.31
5.5.140.0060.02615.16
5.5.130.0050.02015.31
5.5.120.0040.02215.25
5.5.110.0020.02915.32
5.5.100.0040.01815.03
5.5.90.0060.01515.28
5.5.80.0000.02015.37
5.5.70.0070.03015.20
5.5.60.0040.02815.24
5.5.50.0060.02215.29
5.5.40.0050.03115.09
5.5.30.0030.02615.17
5.5.20.0030.02815.21
5.5.10.0010.02615.20
5.5.00.0050.03215.30
5.4.450.0060.03214.06
5.4.440.0080.02214.03
5.4.430.0070.02414.06
5.4.420.0110.02614.00
5.4.410.0040.02914.00
5.4.400.0040.02213.92
5.4.390.0080.02913.83
5.4.380.0080.02113.99
5.4.370.0050.02913.89
5.4.360.0040.02413.91
5.4.350.0070.02613.92
5.4.340.0080.02713.93
5.4.330.0050.00511.23
5.4.320.0040.01613.84
5.4.310.0080.02013.89
5.4.300.0080.02113.84
5.4.290.0050.01713.81
5.4.280.0080.02813.81
5.4.270.0030.02713.91
5.4.260.0100.01513.88
5.4.250.0080.02513.89
5.4.240.0080.01513.94
5.4.230.0040.01913.87
5.4.220.0030.03513.84
5.4.210.0030.03213.83
5.4.200.0040.01813.91
5.4.190.0080.02113.95
5.4.180.0040.03113.74
5.4.170.0040.01813.90
5.4.160.0020.02613.91
5.4.150.0070.02413.87
5.4.140.0020.03012.95
5.4.130.0060.02513.06
5.4.120.0050.02312.96
5.4.110.0040.01912.97
5.4.100.0040.03013.02
5.4.90.0040.02513.02
5.4.80.0040.02812.90
5.4.70.0050.01613.04
5.4.60.0010.02012.95
5.4.50.0030.02013.01
5.4.40.0000.03212.96
5.4.30.0070.02113.00
5.4.20.0060.02812.96
5.4.10.0060.02612.94
5.4.00.0070.01612.87
5.3.290.0050.02212.19
5.3.280.0040.01812.08
5.3.270.0060.02812.09
5.3.260.0010.03012.15
5.3.250.0080.02412.16
5.3.240.0030.02012.13
5.3.230.0050.02812.07
5.3.220.0050.01612.12
5.3.210.0020.01712.06
5.3.200.0070.02312.11
5.3.190.0070.01912.06
5.3.180.0030.03012.18
5.3.170.0040.02512.23
5.3.160.0050.01912.09
5.3.150.0050.02012.18
5.3.140.0020.03012.11
5.3.130.0050.02112.09
5.3.120.0060.02912.19
5.3.110.0070.02412.20
5.3.100.0040.01912.01
5.3.90.0050.01511.99
5.3.80.0060.02711.97
5.3.70.0040.02811.96
5.3.60.0040.02711.83
5.3.50.0030.01911.93
5.3.40.0050.01711.92
5.3.30.0020.02511.83
5.3.20.0070.02411.85
5.3.10.0080.02211.63
5.3.00.0060.02711.70
5.2.170.0070.04311.21
5.2.160.0030.03011.19
5.2.150.0030.03311.15
5.2.140.0030.06311.21
5.2.130.0030.07011.07
5.2.120.0030.05710.96
5.2.110.0030.06011.16
5.2.100.0070.04710.95
5.2.90.0100.06011.14
5.2.80.0100.06011.15
5.2.70.0070.06011.08
5.2.60.0030.06711.11
5.2.50.0000.05010.92
5.2.40.0100.05310.96
5.2.30.0070.06011.01
5.2.20.0000.04311.17
5.2.10.0000.04711.07
5.2.00.0070.06010.68
5.1.60.0030.0379.84
5.1.50.0030.05310.04
5.1.40.0070.0409.89
5.1.30.0030.05710.34
5.1.20.0000.06310.35
5.1.10.0030.0339.91
5.1.00.0000.06010.07
5.0.50.0030.0238.58
5.0.40.0000.0378.45
5.0.30.0030.0508.43
5.0.20.0000.0378.21
5.0.10.0000.0238.16
5.0.00.0030.0438.22
4.4.90.0070.0208.13
4.4.80.0000.0378.13
4.4.70.0070.0278.13
4.4.60.0100.0308.13
4.4.50.0030.0378.13
4.4.40.0000.0438.13
4.4.30.0030.0378.13
4.4.20.0000.0308.13
4.4.10.0000.0208.13
4.4.00.0000.0578.13
4.3.110.0070.0338.13
4.3.100.0030.0338.13
4.3.90.0130.0078.13
4.3.80.0000.0578.13
4.3.70.0000.0238.13
4.3.60.0000.0378.13
4.3.50.0000.0208.13
4.3.40.0030.0278.13
4.3.30.0030.0238.13
4.3.20.0000.0378.13
4.3.10.0000.0408.13
4.3.00.0030.0308.13

preferences:
65 ms | 400 KiB | 5 Q