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 <?php

// Indexed Array

$indexedArray = array(5, 3, 8, 1, 9);

echo "Original Indexed Array: ";

print_r($indexedArray);

echo "<br>";

// Sorting Indexed Array

sort($indexedArray); // Sort in ascending order

echo "\n\nIndexed Array after sort(): ";

print_r($indexedArray);

echo "<br>";

rsort($indexedArray); // Sort in descending order

echo "\n\nIndexed Array after rsort(): ";

print_r($indexedArray);

echo "<br>";

// Associative Array

$associativeArray = array(

    "John" => 25,

    "Alice" => 30,

    "Bob" => 20,

    "Diana" => 35

);

echo "\n\nOriginal Associative Array: ";

print_r($associativeArray);

// Sorting Associative Array

asort($associativeArray); // Sort by values in ascending order, preserving keys

echo "\n\nAssociative Array after asort(): ";

print_r($associativeArray);

ksort($associativeArray); // Sort by keys in ascending order

echo "\n\nAssociative Array after ksort(): ";

print_r($associativeArray);

arsort($associativeArray); // Sort by values in descending order, preserving keys

echo "\n\nAssociative Array after arsort(): ";

print_r($associativeArray);

krsort($associativeArray); // Sort by keys in descending order

echo "\n\nAssociative Array after krsort(): ";

print_r($associativeArray);

?>