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Top Forums Shell Programming and Scripting extract set of matching records Post 302271058 by finder255 on Tuesday 23rd of December 2008 05:51:21 PM
Old 12-23-2008
thanks Chris. this will surely help. But, if different records are not separated by one or more blank lines, how to isolate records?
like then what will i put in RS?

eg:-
X|Rec1|
Y|Rec1|
X|Rec2|
z|Rec3|
 

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CHECKDNSRR(3)								 1							     CHECKDNSRR(3)

checkdnsrr - Check DNS records corresponding to a given Internet host name or IP address

SYNOPSIS
bool checkdnsrr (string $host, [string $type = "MX"]) DESCRIPTION
Searches DNS for records of type $type corresponding to $host. PARAMETERS
o $host -$host may either be the IP address in dotted-quad notation or the host name. o $type -$type may be any one of: A, MX, NS, SOA, PTR, CNAME, AAAA, A6, SRV, NAPTR, TXT or ANY. RETURN VALUES
Returns TRUE if any records are found; returns FALSE if no records were found or if an error occurred. CHANGELOG
+--------+---------------------------------------------------+ |Version | | | | | | | Description | | | | +--------+---------------------------------------------------+ | 5.3.0 | | | | | | | This function is now available on Windows plat- | | | forms. | | | | | 5.2.4 | | | | | | | TXT $type was added. | | | | +--------+---------------------------------------------------+ NOTES
Note For compatibility with Windows before this was implemented, then try the PEAR class Net_DNS. SEE ALSO
dns_get_record(3), getmxrr(3), gethostbyaddr(3), gethostbyname(3), gethostbynamel(3), the named(8) manual page. PHP Documentation Group CHECKDNSRR(3)
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