@ 2014-12-24T10:10:20Z <?php
$abc = array( 'rec_1' => array('fn'=>'Aron','ln'=>'Michaels'),
'rec_2' => array('fn'=>'Abbey','ln'=>'Drake'),
'rec_3' => array('fn'=>'Alice','ln'=>'Peterson'));
function build_sorter($key) {
return function ($a, $b) use ($key) {
return strcmp($a[$key], $b[$key]);
};
}
usort($abc, build_sorter('ln'));
foreach ($abc as $item) {
echo $item['f_name'] . ', ' . $item['ln'] . "\n";
}
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Output for 8.0.0 - 8.0.30 , 8.1.0 - 8.1.27 , 8.2.0 - 8.2.17 , 8.3.0 - 8.3.4 Warning: Undefined array key "f_name" in /in/IcYLo on line 16
, Drake
Warning: Undefined array key "f_name" in /in/IcYLo on line 16
, Michaels
Warning: Undefined array key "f_name" in /in/IcYLo on line 16
, Peterson
Output for 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.40 , 7.0.0 - 7.0.33 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.31 , 7.4.0 - 7.4.33 Notice: Undefined index: f_name in /in/IcYLo on line 16
, Drake
Notice: Undefined index: f_name in /in/IcYLo on line 16
, Michaels
Notice: Undefined index: f_name in /in/IcYLo on line 16
, Peterson
Output for 7.3.32 - 7.3.33 , Drake
, Michaels
, Peterson
Output for 4.4.2 - 4.4.9 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Parse error: syntax error, unexpected T_FUNCTION in /in/IcYLo on line 8
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 , 5.0.0 - 5.0.5 Parse error: parse error, unexpected T_FUNCTION in /in/IcYLo on line 8
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/IcYLo on line 8
Process exited with code 255 . preferences:dark mode live preview
328.04 ms | 401 KiB | 460 Q