How can JSON be utilized in conjunction with jQuery autocomplete for PHP applications?

When using jQuery autocomplete in PHP applications, JSON can be utilized to send data from the server to the client side for autocomplete suggestions. By encoding PHP data into JSON format, it can be easily parsed and used by the autocomplete feature in jQuery. This allows for a seamless integration of autocomplete functionality in PHP applications.

<?php
// Assume $data is an array of autocomplete suggestions
$data = array("Apple", "Banana", "Cherry", "Date", "Elderberry");

// Encode the data into JSON format
$json_data = json_encode($data);

// Output the JSON data
echo $json_data;
?>