Get MX records corresponding to a given Internet host name
Syntax
getmxrr ( string $hostname , array &$mxhosts [, array &$weight ] ) : bool
Parameters
hostnameThe Internet host name.
mxhostsA list of the MX records found is placed into the array mxhosts.
weightIf the weight array is given, it will be filled with the weight information gathered.
Return
Returns TRUE if any records are found; returns FALSE if no records were found or if an error occurred.
Examples
1 · hostname mxhosts
<? $hostname = 'php.net'; $return = getmxrr($hostname, $mxhosts); echo $return . PHP_EOL; print_r($mxhosts); ?>
1
Array
(
[0] => php-smtp4-ip4.php.net
)
2 · weight
<? $hostname = 'php.net'; $return = getmxrr($hostname, $mxhosts, $weight); echo $return . PHP_EOL; print_r($mxhosts); print_r($weight); ?>
1
Array
(
[0] => php-smtp4-ip4.php.net
)
Array
(
[0] => 0
)
