<?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]);
};
}*/
function sortit($a, $b , $key) {
return strcmp($a[$key], $b[$key]);
};
function mysort($key) {
return sortit($a,$b,$key);
}
//usort($abc, build_sorter('ln'));
usort($abc, mysort('ln'));
foreach ($abc as $item) {
echo strtoupper($item['ln']) . ', ' . $item['fn'] . "\n";
}
preferences:
36.63 ms | 402 KiB | 5 Q