"How to get an exact string from a txt file?"


 
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# 8  
Old 10-19-2009
Code:
local $/="@\n";
open FH,"<a.txt";
while(<FH>){
  if(/.*\\(HF=[^=]*)\\/){
    my $str=$1;
    $str=~s/\n//;
    print $str,"\n";
  }
}

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MONGOFILES(1)							  Mongo Database						     MONGOFILES(1)

NAME
mongofiles - a simple GridFS interface SYNOPSIS
mongofiles [OPTIONS] DESCRIPTION
mongofiles is used to list, get, and insert files in the database. EXAMPLES
mongofiles list lists files in test.fs.files mongofiles put README.txt inserts the file README.txt into the collection test.fs.files mongofiles get photo.jpg retrieves photo.jpg from test.fs.files and saves it locally OPTIONS
--help show usage information -h, --host HOST mongo host to which to connect -d, --db DB database to use (default DB=test) -c, --collection COLLECTION (default COLLECTION=fs.files) collection to use --command [list|search|put|get] execute a command --file FILE filename for get or put list list all files. takes an optional filename. the file has to start with the filename search search all files for something that contains the string COPYRIGHT
Copyright 2007-2009 10gen SEE ALSO
For more information, please refer to the MongoDB wiki, available at http://www.mongodb.org. AUTHOR
Kristina Chodorow 10gen June 2009 MONGOFILES(1)