Using open to connect different processes : Open file « File « Perl






  1. Perl
  2. File
  3. Open file

Using open to connect different processes

      


#!/usr/bin/perl


use warnings;
use strict;

open( DIR, "dir *.* |" ) or die( "Cannot open dir pipe: $!" );
open( MORE, "| more" ) or die( "Cannot open more: $!" );

while ( <DIR> ) {
   print( MORE );
}

close( DIR ) or die( "Cannot close DIR: $!" );
close( MORE ) or die( "Cannot close MORE: $!" );








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