debian man page for selectsaver

Query: selectsaver

OS: debian

Section: 3perl

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

SelectSaver(3perl)					 Perl Programmers Reference Guide					SelectSaver(3perl)

NAME
SelectSaver - save and restore selected file handle
SYNOPSIS
use SelectSaver; { my $saver = SelectSaver->new(FILEHANDLE); # FILEHANDLE is selected } # previous handle is selected { my $saver = SelectSaver->new; # new handle may be selected, or not } # previous handle is selected
DESCRIPTION
A "SelectSaver" object contains a reference to the file handle that was selected when it was created. If its "new" method gets an extra parameter, then that parameter is selected; otherwise, the selected file handle remains unchanged. When a "SelectSaver" is destroyed, it re-selects the file handle that was selected when it was created. perl v5.14.2 2010-12-30 SelectSaver(3perl)
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