Reading from the Filehandle : file read « File « Perl






Reading from the Filehandle

     

#!/usr/bin/perl
open(FILE, "data.txt") || die "Can't open data.txt: $!\n";
while(<FILE>) {
     print if /A/;
}
close(FILE);

   
    
    
    
    
  








Related examples in the same category

1.The read Function (fread)
2.Read file content to a scalar variable
3.Read from a file
4.Read hash value from a file
5.Read line splitted by space
6.Read only the last file line from a text file
7.Read the first line of a local file
8.Read till the end of the file
9.Reading More than One Line
10.Reading a directory all at once with an array: Use an array with the readdir command, instead of a scalar variable
11.Reading from a Pipe
12.Reading from a file
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: