Get the various parameters from a URL piece, hash or query

parseUrlParams.js

/**
  * Get the various parameters from a URL piece, hash or query
  *
  * @param params
  *
  * @returns {{}}
  */

function parseUrlParams( params ) {
	'use strict';

	// Nothing to parse
	if ( params.indexOf( '&' ) < 0 ) {
		return {};
	}

	var pieces = {};

	// Normalize param string in case it was passed in with prepended char
	params = params.replace( '?', '' );
	params = params.replace( '#', '' );

	params.split( '&' ).forEach( function ( el ) {
		pieces[ el.split( '=' )[ 0 ] ] = el.split( '=' )[ 1 ];
	} );

	return pieces;
}