3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ 'a' => 1, 'b' => 2, 'c' => 3], [ 'a' => 4, 'b' => 5, 'c' => 6], [ 'a' => 7, 'b' => 8, 'c' => 9] ]; $column = array_column($array, 'a'); foreach ($array as &$val) { unset($val['a']); } if (!empty($array)) { echo '____' . PHP_EOL . '| '; foreach ($array[0] as $key => $val) { echo '' . $key . ''; } echo PHP_EOL; echo '----- . PHP_EOL; foreach ($array as $val) { echo '| '; foreach($val as $key => $veryVal) { echo $veryVal . ' | '; } echo PHP_EOL; } echo ' --------'; }

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)
5.6.110.0030.06021.11
5.6.100.0130.07720.98
5.6.90.0100.05020.98
5.6.80.0070.08320.34
5.5.270.0230.06720.63
5.5.260.0130.05020.76
5.5.250.0000.04720.79
5.5.240.0000.08020.23
5.4.430.1530.04319.63
5.4.420.1870.04019.45
5.4.410.1530.04719.38
5.4.400.1830.03719.25
5.4.390.1830.04319.24
5.4.380.1600.04019.15
5.4.370.1470.04019.08
5.4.360.1530.04019.09
5.4.350.1600.03718.87
5.4.340.1700.03719.15
5.4.320.2030.04019.33
5.4.310.0100.03719.22
5.4.300.0030.04319.22
5.4.290.0530.03019.14
5.4.280.1670.03719.06
5.4.270.1970.04319.09
5.4.260.1430.04019.13
5.4.250.1600.04718.83
5.4.240.1470.04018.97
5.4.230.1470.04718.98
5.4.220.1800.04019.08
5.4.210.1900.04719.21
5.4.200.1570.04019.23
5.4.190.1800.03719.24
5.4.180.1770.03318.97
5.4.170.1600.04318.98
5.4.160.1670.03719.13
5.4.150.1730.04019.21
5.4.140.1800.04316.66
5.4.130.1670.03316.49
5.4.120.1470.03716.34
5.4.110.1730.03316.28
5.4.100.1670.03716.43
5.4.90.1830.04316.25
5.4.80.1670.02716.50
5.4.70.1570.04316.45
5.4.60.1700.03316.51
5.4.50.1670.03716.38
5.4.40.0030.03316.51
5.4.30.0000.03716.24
5.4.20.0770.03316.52
5.4.10.1800.03716.60
5.4.00.1770.04015.84
5.3.290.1630.03314.51
5.3.280.1700.04314.47
5.3.270.1770.03714.45
5.3.260.1770.04314.55
5.3.250.1830.04314.45
5.3.240.1900.04314.48
5.3.230.1800.04014.55
5.3.220.1800.04314.51
5.3.210.1600.03314.61
5.3.200.0130.06014.42
5.3.190.0000.06714.52
5.3.180.0970.05314.42
5.3.170.1530.04314.39
5.3.160.1900.03714.42
5.3.150.1270.04714.44
5.3.140.0030.03714.41
5.3.130.0070.04014.53
5.3.120.0670.05714.50
5.3.110.1630.03314.38
5.3.100.1630.03014.13
5.3.90.1700.04313.95
5.3.80.1900.03313.89
5.3.70.1630.03313.96
5.3.60.1700.04013.93
5.3.50.1070.04313.93
5.3.40.0070.06313.85
5.3.30.0100.05013.82
5.3.20.1130.05313.57
5.3.10.1870.03713.61
5.3.00.1600.03713.65

preferences:
137.22 ms | 1386 KiB | 7 Q