MongoDB connection strings, based on the WhatWG URL API
import ConnectionString from 'mongodb-connection-string-url';
const cs = new ConnectionString('mongodb://localhost');
cs.searchParams.set('readPreference', 'secondary');
console.log(cs.href); // 'mongodb://localhost/?readPreference=secondary'- URL parameters are case-insensitive
 - The 
.host,.hostnameand.portproperties cannot be set, and reading them does not return meaningful results (and are typed asneverin TypeScript) - The 
.hostsproperty contains a list of all hosts in the connection string - The 
.hrefproperty cannot be set, only read - There is an additional 
.isSRVproperty, set totrueformongodb+srv:// - There is an additional 
.clone()utility method on the prototype 
Apache-2.0