getmxrr
(PHP 4, PHP 5)
getmxrr — Get MX records corresponding to a given Internet host name
Description
bool getmxrr
( string $hostname
, array &$mxhosts
[, array &$weight
] )
Parameters
-
hostname
-
The Internet host name.
-
mxhosts
-
A list of the MX records found is placed into the array
mxhosts
.
-
weight
-
If the weight
array is given, it will be filled
with the weight information gathered.
Return Values
Returns TRUE if any records are found; returns FALSE if no records
were found or if an error occurred.
Notes
Note:
This function should not be used for the purposes of address
verification. Only the mailexchangers found in DNS are returned,
however, according to » RFC 2821
when no mail exchangers are listed, hostname
itself should be used as the only mail exchanger with a priority of
0.
Note:
This function is not implemented on Windows platforms. Try the
» PEAR class
» Net_DNS.
gethostbynamel
