Contents of the entire file are printed : file read « File « Perl






  1. Perl
  2. File
  3. file read

Contents of the entire file are printed

    

#!/usr/bin/perl
open(FILE, "<data.txt") || die "Can't open data.txt: $!\n";
@lines = <FILE>;
print @lines;       
print "\nThe file contains ", $#lines + 1," lines of text.\n";
close(FILE);








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12.Reading from a file
13.Reading from the Filehandle
14.Reading one line from the file handle STDIN.
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16.Reads an entire input file into an array.
17.Reads lines from a file and prints them.
18.Using read function in while loop
19.Using read function to read a file
20.The read Function reads a number of bytes into a variable from a filehandle.
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: