{@code key} could be the calling country code and the full significant number of a certain number, or it could be just a phone-number prefix. For example, the full number 16502530000 (from the phone-number +1 650 253 0000) is a valid input. Also, any of its prefixes, such as 16502, is also valid.
| protected lookupTimeZonesForNumberKey ( $key ) : array | ||
| $key | int the key to look up | |
| return | array | the list of corresponding time zones |
protected function lookupTimeZonesForNumberKey($key)
{
// Lookup in the map data. The returned String may consist of several time zones, so it must be
// split.
$timezonesString = $this->phonePrefixMap->lookupKey($key);
if ($timezonesString === null) {
return array();
}
return $this->tokenizeRawOutputString($timezonesString);
}