function normalizeIso8601TimeZone(value) {
    return value ? value.multiplicationFactor * ((value.hour * 60) + value.minute) : -(new Date().getTimezoneOffset());
  }
function normalizeIso8601TimeZone(value) {
    return value ? value.multiplicationFactor * ((value.hour * 60) + value.minute) : -(new Date().getTimezoneOffset());
  }
function normalizeIso8601TimeZone ( value ) { return value ? value . multiplicationFactor * ( ( value . hour * 60 ) + value . minute ) : - ( new Date ( ) . getTimezoneOffset ( ) ) ; }
Converts an ISO 8601 time zone into the number of minutes offset from UTC
Converts an ISO 8601 time zone into the number of minutes offset from UTC