Function to extract query params of the uri

fnExtractQueryParams.php

<?php
    /**
     * Extract query params of the uri.
     *
     * @param $uri - The uri.
     * E.g.: http://localhost:8080/users?limit=10&offset=10
     *
     * @return array - Returns an array with query params and values.
     * E.g.: [
     *  'limit' => '10',
     *  'offset' => '10',
     * ]
     */
     function extractQueryParams($uri) {
        $strQueryParams = parse_url($uri, PHP_URL_QUERY);
        if(!$strQueryParams) {
            return [];
        }
        $splitQueryParams = explode('&', $strQueryParams);

        $queryParams = [];
        foreach ($splitQueryParams as &$queryParam) {
            $queryParam = explode('=', $queryParam);
            $queryParams[$queryParam[0]] = $queryParam[1];
        }

        return $queryParams;
    }