location.hash.slice + JSON.parse(decodeURIComponent - as window.__args__

parseHash_URIComponent.md

parseHash_URIComponent - for NodeJs / Electron

// executed in context of window renderer
function parseArgs () {
  if (!window.location.hash) {
    window.__args__ = {}
  } else {
    var hash = window.location.hash.slice(1)
    window.__args__ = Object.freeze(JSON.parse(decodeURIComponent(hash)))
  }
}