sort array of array php code example

Example 1: sort array of array php

sort() //sort arrays in ascending order
rsort() //sort arrays in descending order
asort() //sort associative arrays in ascending order, according to the value
ksort() //sort associative arrays in ascending order, according to the key
arsort() //sort associative arrays in descending order, according to the value
krsort() //sort associative arrays in descending order, according to the key
  
//Example
  $array = array(1, 3, 2);
  sort($array) //1, 2, 3

Example 2: php sort by associative array value

//php 7+
usort($inventory, function ($item1, $item2) {
    return $item1['price'] <=> $item2['price'];
});

Example 3: 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";
}
?>
//Would output:
c = apple
b = banana
d = lemon
a = orange

Example 4: php sort()

<?php

$fruits = array("Zitrone", "Orange", "Banane", "Apfel");
sort($fruits);
foreach ($fruits as $key => $val) {
    echo "fruits[" . $key . "] = " . $val . "\n";
}

?>

Example 5: php array sort

// Fonction de comparaison
function cmp($a, $b) {
    if ($a == $b) {
        return 0;
    }
    return ($a < $b) ? -1 : 1;
}

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Php Example