July 2002
Beginner to intermediate
96 pages
1h 53m
English
Content preview from Perl Pocket Reference, 4th Edition
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Information About Network Services
In list context, each of these routines returns a list of values. Use the standard module Net::servent for by-name access to the elements of the list:
Index | Name | Description |
|---|---|---|
0 | name | Service name |
1 | aliases | Alias names |
2 | port | Port number |
3 | proto | Protocol number |
- endservent
Ends lookup processing.
- getservbyname name
,protocol Gets information by service name for the given protocol. In scalar context, returns the service (port) number.
- getservbyport port
,protocol Gets information by service port for the given protocol. In scalar context, returns the service name.
- getservent
Gets next service information. In scalar context, returns the service name.
- setservent stayopen
Resets lookup processing.
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