php usort keep keys
// Use "uasort" instead of "usort"
function order_asc($a, $b) {
return $b["popularity"] - $a["popularity"];
}
uasort(array, "order_asc");php usort keep keys
// Use "uasort" instead of "usort"
function order_asc($a, $b) {
return $b["popularity"] - $a["popularity"];
}
uasort(array, "order_asc");array sort php
<?php
$fruits = array("lemon", "orange", "banana", "apple");
sort($fruits);
foreach ($fruits as $key => $val) {
echo $val;
}
/*
OUTPUT:
apple
banana
lemon
orange
*/
?>php sort array by value
$price = array();
foreach ($inventory as $key => $row)
{
$price[$key] = $row['price'];
}
array_multisort($price, SORT_DESC, $inventory);Copyright © 2021 Codeinu
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