function exportQueryString(queryString) {

/**

* Parses a query string and returns an object with key-value pairs.

* Useful for debugging.

* @param {string} queryString The query string to parse.

* @returns {object} An object representing the query string. Returns an empty object if the input is not a string or is empty.

*/

if (typeof queryString !== 'string' || queryString.trim() === "") {

return {};

}

const params = {};

const pairs = queryString.substring(queryString.indexOf('?') + 1).split('&'); // Extract parameters

for (const pair of pairs) {

const [key, value] = pair.split('='); // Split each pair into key-value

params[decodeURIComponent(key)] = decodeURIComponent(value || ''); // Decode and add to object

}

return params;

}

// Example usage (for testing/demonstration)

// const queryString = "name=John&age=30&city=New%20York";

// const params = exportQueryString(queryString);

// console.log(params); // Output: { name: 'John', age: '30', city: 'New York' }

// Export the function (for use in other modules) - although the prompt asks for just the code.

// module.exports = exportQueryString;