Vašek Balcar > IO-CSVHeaderFile > IO::CSVHeaderFile

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IO-CSVHeaderFile-0.04.tar.gz

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Module Version: 0.04   Source  

NAME ^

IO::CSVHeaderFile - Perl extension for CSV Files

SYNOPSIS ^

  # to read ...
  use IO::CSVHeaderFile;
  my $csv = IO::CSVHeaderFile->new( "< $filename" );
  while(my $hash = $csv->csv_read ){
        print "$hash->{ColHeaderTitle}\n";
  }
  $csv->close;
  
  # or for same named columns
  my $csv = IO::CSVHeaderFile->new( "< $filename" );
  my $data;
  while(@array = $csv->csv_read ){
        for(my $i=0; $i< @array; $i++) {
                print "Column '$array[$i]': $array[$i]\n";
        }
        print "-- end of record\n";
  }
  $csv->close;
  
  
  # to write ...
  use IO::CSVHeaderFile;
  my $csv = IO::CSVHeaderFile->new( "> $filename" , 
        {col => ['ColHeaderTitle1','ColHeaderTitle2','ColHeaderTitle1'], noheaders => 1} );
    $csv->csv_print({ColHeaderTitle1 => 'First', ColHeaderTitle2 => 'Second'}) or return;
    $csv->csv_print(['Uno', 'Duo', 'Tre']) or return;
    $csv->csv_print(
        ColHeaderTitle1 => 'One',
        ColHeaderTitle2 => 'Two',
        ColHeaderTitle1 => 'Three with the same name as One'
        ) or return;
  $csv->close;

DESCRIPTION ^

Read from and write to csv file.

EXPORT

None by default.

FUNCTIONS

csv_print RECORD | LIST

Store the RECORD into file, RECORD can be hash reference as returned from csv_read or an array ref with values ordered same as respctive headers in file.

If LIST variant is used it can be a hash definition like a list in form of headers and values, but the header names doesn't have to be unique. This is usefull when creating a CSV file with several same named columns.

csv_read

Return the next record (hash reference in scalar context, array of header names and values in list context) from the file. Returns undef if eof.

AUTHOR ^

Vasek Balcar, <vasek@ti.cz>

SEE ALSO ^

IO::File, IO::Handle, perl.

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