Office Whisperer

export function parseQueryString(querystring) { const query = {}; querystring = querystring.replace(/^\?/, ""); if (querystring) { for (const pair of querystring.split("&")) { let [key, value = null] = pair.split("="); key = decodeURIComponent(key); if (value) { value = decodeURIComponent(value); } if (!(key in query)) { query[key] = value; } else if (Array.isArray(query[key])) { query[key].push(value); } else { query[key] = [query[key], value]; } } } return query; }