IO::InnerFile 2.102
NAME
IO::InnerFile - define a file inside another file
SYNOPSIS
### Read a subset of a file:
$inner = IO::InnerFile->new($fh, $start, $length);
while (<$inner>) {
...
}
DESCRIPTION
If you have a filehandle that can seek() and tell(), then you
can open an IO::InnerFile on a range of the underlying file.
PUBLIC INTERFACE
- new FILEHANDLE, [START, [LENGTH]]
-
Class method, constructor.
Create a new inner-file opened on the given FILEHANDLE,
from bytes START to START+LENGTH. Both START and LENGTH
default to 0; negative values are silently coerced to zero.
Note that FILEHANDLE must be able to seek() and tell(), in addition
to whatever other methods you may desire for reading it.
- set_length LENGTH
-
- get_length
-
- add_length NBYTES
-
Instance methods.
Get/set the virtual length of the inner file.
- set_start START
-
- get_start
-
- add_start NBYTES
-
Instance methods.
Get/set the virtual start position of the inner file.
- binmode
-
- close
-
- flush
-
- getc
-
- getline
-
- print LIST
-
- printf LIST
-
- read BUF, NBYTES
-
- readline
-
- seek OFFFSET, WHENCE
-
- tell
-
- write ARGS...
-
Instance methods.
Standard filehandle methods.
VERSION
$Id: InnerFile.pm.html,v 1.1 2004/04/09 17:04:45 dasenbro Exp $
AUTHOR
Original version by Doru Petrescu (pdoru@kappa.ro).
Documentation and current maintenance by Eryq (eryq@zeegee.com).
Generated Sun Dec 21 13:54:37 2003 by cvu_pod2html