Reading More than One Line : file read « File « Perl






  1. Perl
  2. File
  3. file read

Reading More than One Line

     

#!/usr/bin/perl
use warnings;
use strict;
open FILE, "test.txt" or die $!;
my @last5;
while (<FILE>) {
    push @last5, $_; # Add to the end
    shift @last5 if @last5 > 5; # Take from the beginning
}
print "Last five lines:\n", @last5;








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10.Reading from a Pipe
11.Reading from a file
12.Reading from the Filehandle
13.Reading one line from the file handle STDIN.
14.Reading the contents of a directory: change to that directory and then use the glob command
15.Reads an entire input file into an array.
16.Reads lines from a file and prints them.
17.Using read function in while loop
18.Using read function to read a file
19.The read Function reads a number of bytes into a variable from a filehandle.
20.Contents of the entire file are printed
21.Numbering Lines
22.To read a number of bytes from a file: $bytes_read = read(filehandle, $var, $length, $offset);
23.To read from a file: