3v4l.org

run code in 300+ PHP versions simultaneously
<?php $nu_array = null; $callback = function ( $item ) use(&$callback, &$nu_array) { if (!is_array($item)) { $nu_array[] = $item; } else if ( is_array( $item ) ) { foreach( array_values($item) as $v) { if ( !(is_array($v))) { $nu_array[] = $v; } else { $callback( $v ); continue; } } } }; $array = array('alpha',array(1,2,3),'beta',array(7,8,array(9,10))); array_walk_recursive($array, $callback); print_r($nu_array); $output = array(); array_walk_recursive($array, function ($current) use (&$output) { $output[] = $current; }); var_dump($output);

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)
8.3.60.0100.01018.43
8.3.50.0150.00322.16
8.3.40.0140.00018.61
8.3.30.0110.00419.09
8.3.20.0040.00420.39
8.3.10.0040.00420.59
8.3.00.0060.00319.38
8.2.180.0190.00016.63
8.2.170.0100.00322.96
8.2.160.0100.00320.52
8.2.150.0000.00824.18
8.2.140.0030.00524.66
8.2.130.0070.00026.16
8.2.120.0030.00522.24
8.2.110.0040.00420.20
8.2.100.0060.00618.22
8.2.90.0030.00519.34
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0000.00817.93
8.2.50.0000.01318.07
8.2.40.0040.00418.03
8.2.30.0030.00618.14
8.2.20.0070.00017.77
8.2.10.0040.00418.10
8.2.00.0000.00817.68
8.1.280.0110.00425.92
8.1.270.0080.00022.17
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0060.00323.87
8.1.230.0060.00619.07
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.50
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0000.00918.66
8.1.160.0050.00322.14
8.1.150.0040.00418.91
8.1.140.0050.00217.48
8.1.130.0030.00317.85
8.1.120.0040.00417.46
8.1.110.0080.00017.42
8.1.100.0000.00717.51
8.1.90.0000.00917.47
8.1.80.0040.00417.45
8.1.70.0030.00517.37
8.1.60.0000.00817.65
8.1.50.0000.00817.42
8.1.40.0050.00317.58
8.1.30.0030.00617.68
8.1.20.0040.00417.61
8.1.10.0040.00417.52
8.1.00.0040.00417.48
8.0.300.0000.00718.77
8.0.290.0030.00616.58
8.0.280.0000.00718.50
8.0.270.0070.00017.27
8.0.260.0030.00317.18
8.0.250.0040.00417.00
8.0.240.0030.00316.86
8.0.230.0070.00316.95
8.0.220.0040.00416.87
8.0.210.0030.00316.95
8.0.200.0000.00617.00
8.0.190.0030.00616.96
8.0.180.0030.00316.76
8.0.170.0050.00316.96
8.0.160.0000.00816.82
8.0.150.0070.00016.86
8.0.140.0000.00816.92
8.0.130.0030.00313.38
8.0.120.0040.00416.91
8.0.110.0040.00416.73
8.0.100.0040.00416.93
8.0.90.0040.00417.00
8.0.80.0030.01216.97
8.0.70.0000.00716.73
8.0.60.0080.00016.81
8.0.50.0040.00417.02
8.0.30.0130.01017.15
8.0.20.0090.01317.40
8.0.10.0000.00716.93
8.0.00.0090.01016.89
7.4.330.0020.00215.00
7.4.320.0000.00716.45
7.4.300.0000.00816.47
7.4.290.0030.00316.50
7.4.280.0040.00316.59
7.4.270.0070.00016.59
7.4.260.0070.00016.40
7.4.250.0040.00416.46
7.4.240.0050.00216.52
7.4.230.0040.00416.64
7.4.220.0030.01616.54
7.4.210.0100.00416.59
7.4.200.0030.00316.33
7.4.160.0040.01216.48
7.4.150.0110.00717.40
7.4.140.0110.00717.86
7.4.130.0120.00916.56
7.4.120.0050.01316.44
7.4.110.0170.00016.59
7.4.100.0060.01216.50
7.4.90.0140.00316.65
7.4.80.0000.01819.39
7.4.70.0030.01316.61
7.4.60.0040.01416.51
7.4.50.0000.00716.34
7.4.40.0110.00716.45
7.4.30.0120.00916.69
7.4.00.0030.01314.84
7.3.330.0050.00013.31
7.3.320.0060.00013.17
7.3.310.0000.00816.31
7.3.300.0040.00416.32
7.3.290.0090.00616.23
7.3.280.0030.01416.29
7.3.270.0100.00717.40
7.3.260.0130.00316.27
7.3.250.0110.01016.56
7.3.240.0110.00816.20
7.3.230.0080.00816.39
7.3.210.0080.00816.61
7.3.200.0030.01419.39
7.3.190.0140.00616.35
7.3.180.0110.01116.25
7.3.170.0150.00816.72
7.3.160.0110.00616.32
7.2.330.0090.00616.38
7.2.320.0090.00916.71
7.2.310.0120.00616.50
7.2.300.0170.00016.61
7.2.290.0000.01916.76
7.2.80.0070.00616.45
7.1.200.0060.00615.96
7.1.70.0070.00717.09
7.1.60.0100.00319.32
7.1.50.0060.01216.68
7.1.00.0000.08022.36
7.0.200.0030.00616.88
7.0.140.0100.06722.09
7.0.60.0130.07319.93
7.0.50.0100.07317.97
7.0.40.0170.07720.27
7.0.30.0600.06320.27
7.0.20.0200.06720.23
7.0.10.0100.04320.16
7.0.00.0070.08320.25
5.6.280.0000.07721.00
5.6.210.0070.04720.52
5.6.200.0030.04318.25
5.6.190.0070.07320.77
5.6.180.0530.07320.41
5.6.170.0230.04020.50
5.6.160.0030.04020.44
5.6.150.0070.04718.21
5.6.140.0030.09018.12
5.6.130.0070.04318.14
5.6.120.0170.07020.90
5.6.110.0100.06320.97
5.6.100.0070.08321.12
5.6.90.0000.04721.11
5.6.80.0030.07320.39
5.5.350.0270.07720.41
5.5.340.0070.07717.98
5.5.330.0170.06320.37
5.5.320.0370.07720.42
5.5.310.0200.09020.38
5.5.300.0070.03718.07
5.5.290.0100.04018.05
5.5.280.0030.08020.81
5.5.270.0100.08320.60
5.5.260.0100.07720.90
5.5.250.0100.07320.71
5.5.240.0300.06720.04
5.4.450.0530.04319.52
5.4.440.0230.04319.63
5.4.430.0430.04019.41
5.4.420.0670.00019.51
5.4.410.0630.00019.52
5.4.400.0630.00019.27
5.4.390.0630.00018.98
5.4.380.0630.00018.98
5.4.370.0630.00019.11
5.4.360.0600.00019.04
5.4.350.0700.00019.09
5.4.340.0630.00019.11
5.4.320.0050.04012.51
5.4.310.0050.04012.50
5.4.300.0100.03812.51
5.4.290.0080.03812.50
5.4.280.0040.03912.40
5.4.270.0040.03912.40
5.4.260.0040.03912.40
5.4.250.0060.05312.40
5.4.240.0030.04012.40
5.4.230.0040.04012.39
5.4.220.0060.03712.40
5.4.210.0070.03912.39
5.4.200.0100.03212.40
5.4.190.0080.03912.39
5.4.180.0050.03712.39
5.4.170.0050.03912.40
5.4.160.0070.03612.40
5.4.150.0060.03712.39
5.4.140.0050.04512.07
5.4.130.0040.03912.07
5.4.120.0060.03512.02
5.4.110.0020.03912.02
5.4.100.0070.03912.02
5.4.90.0040.03912.02
5.4.80.0060.04212.02
5.4.70.0100.03412.01
5.4.60.0050.03712.01
5.4.50.0070.03412.02
5.4.40.0050.03612.00
5.4.30.0050.03711.99
5.4.20.0060.03512.00
5.4.10.0070.03312.00
5.4.00.0070.04211.48
5.3.290.0050.04012.80
5.3.280.0060.04512.71
5.3.270.0060.04312.72
5.3.260.0080.03712.72
5.3.250.0060.04112.72
5.3.240.0050.03812.72
5.3.230.0080.04212.71
5.3.220.0090.03312.68
5.3.210.0050.04212.68
5.3.200.0120.02912.68
5.3.190.0090.03712.68
5.3.180.0070.04112.67
5.3.170.0050.03912.67
5.3.160.0070.03612.67
5.3.150.0070.04612.67
5.3.140.0070.03812.66
5.3.130.0040.04012.66
5.3.120.0070.04212.66
5.3.110.0050.04412.66
5.3.100.0030.04212.13
5.3.90.0100.04612.11
5.3.80.0060.03612.10
5.3.70.0050.03612.09
5.3.60.0070.03612.08
5.3.50.0060.03712.03
5.3.40.0100.03712.03
5.3.30.0060.03511.99
5.3.20.0080.03811.77
5.3.10.0050.03611.73
5.3.00.0060.03611.72
5.2.170.0040.0309.18
5.2.160.0070.0369.18
5.2.150.0060.0289.18
5.2.140.0040.0349.18
5.2.130.0040.0309.14
5.2.120.0040.0349.13
5.2.110.0060.0319.14
5.2.100.0060.0289.14
5.2.90.0070.0379.14
5.2.80.0020.0339.14
5.2.70.0050.0319.14
5.2.60.0030.0319.09
5.2.50.0070.0349.06
5.2.40.0070.0329.03
5.2.30.0050.0389.01
5.2.20.0080.0289.00
5.2.10.0050.0288.92
5.2.00.0040.0348.78
5.1.60.0070.0218.07
5.1.50.0050.0268.06
5.1.40.0060.0268.05
5.1.30.0080.0318.40
5.1.20.0060.0298.41
5.1.10.0030.0308.14
5.1.00.0050.0258.14
5.0.50.0020.0226.63
5.0.40.0060.0176.48
5.0.30.0040.0316.29
5.0.20.0050.0196.27
5.0.10.0020.0256.25
5.0.00.0050.0326.24
4.4.90.0050.0144.78
4.4.80.0050.0184.75
4.4.70.0010.0224.75
4.4.60.0030.0174.75
4.4.50.0020.0164.77
4.4.40.0010.0284.71
4.4.30.0030.0144.76
4.4.20.0020.0164.84
4.4.10.0020.0194.85
4.4.00.0010.0294.76
4.3.110.0030.0224.67
4.3.100.0050.0164.67
4.3.90.0030.0134.63
4.3.80.0040.0224.59
4.3.70.0050.0114.63
4.3.60.0080.0254.63
4.3.50.0050.0144.63
4.3.40.0020.0254.54
4.3.30.0040.0203.28
4.3.20.0040.0183.25
4.3.10.0030.0193.22
4.3.00.0000.0179.61

preferences:
37.71 ms | 401 KiB | 5 Q