Parse timezones with momentjs

momentjs-timezones.js

const moment = require('moment-timezone');

// parse time with timezone, convert to UTC, resulting object is in UTC
console.log(moment.utc('23:05+02:00', ['hh:mm a ZZ', 'HH:mmZZ'], true).format());

// parse time with timezone, resulting object is in timezone specified in the time string
console.log(moment.parseZone('23:05+02:00', ['hh:mm a ZZ', 'HH:mmZZ'], true).format());

// parse time with timezone, resulting object is converted to timezone specified in the timezone parameter
console.log(moment.tz('23:05+02:00', ['hh:mm a ZZ', 'HH:mmZZ'], 'America/Vancouver').format());