array sort by array value php code example
Example 1: php sort by associative array value
usort($inventory, function ($item1, $item2) {
return $item1['price'] <=> $item2['price'];
});
Example 2: sort array php
<?php
$fruits = array("d" => "lemon", "a" => "orange", "b" => "banana", "c" => "apple");
asort($fruits);
foreach ($fruits as $key => $val) {
echo "$key = $val\n";
}
?>
c = apple
b = banana
d = lemon
a = orange
Example 3: php array sort
function cmp($a, $b) {
if ($a == $b) {
return 0;
}
return ($a < $b) ? -1 : 1;
}