spec/lib/jspec.js
function(key, queryString) {
      var queryString = (queryString || (main.location ? main.location.search : null) || '').substring(1)
      return inject(queryString.split('&'), null, function(value, pair){
        parts = pair.split('=')
        return parts[0] == key ? parts[1].replace(/%20|\+/gmi, ' ') : value
      })
    }
function(key, queryString) {
      var queryString = (queryString || (main.location ? main.location.search : null) || '').substring(1)
      return inject(queryString.split('&'), null, function(value, pair){
        parts = pair.split('=')
        return parts[0] == key ? parts[1].replace(/%20|\+/gmi, ' ') : value
      })
    }
function ( key , queryString ) { var queryString = ( queryString || ( main . location ? main . location . search : null ) || '' ) . substring ( 1 ) return inject ( queryString . split ( '&' ) , null , function ( value , pair ) { parts = pair . split ( '=' ) return parts [ 0 ] == key ? parts [ 1 ] . replace ( / %20|\+ / gmi , ' ' ) : value } ) }
Query against the current query strings keys
or the queryString specified.

@param  {string} key
@param  {string} queryString
@return {string, null}
@api private
Query against the current query strings keys or the queryString specified .