#!/usr/bin/perl -w
use strict;
use Data::Dumper;

my @input=(
           '0010$ADAM SMITH0003*3330004%19770004$BOB 0001*40004%1967',
           '0004$ADAM0002*330005LTESTL0005STESTS0005JTESTJ0005ZTESTZ'
          );

foreach my $data (@input)
{
    print "\nSTARTING NEW LINE ......\ndata = $data\n";
    while ($data)
    {
       print "\n";
       my $len = substr($data,0,4);
       my $type = substr($data,4,1);
       my $stuff= substr($data,5,$len);
   
       substr($data,0,$len+5,''); #delete this "set of data"
   
       print "data length = $len\n";
       print "data = $stuff\n";
       print "type = $type\n";
    }   
}

__END__
STARTING NEW LINE ......
data = 0010$ADAM SMITH0003*3330004%19770004$BOB 0001*40004%1967

data length = 0010
data = ADAM SMITH
type = $

data length = 0003
data = 333
type = *

data length = 0004
data = 1977
type = %

data length = 0004
data = BOB 
type = $

data length = 0001
data = 4
type = *

data length = 0004
data = 1967
type = %

STARTING NEW LINE ......
data = 0004$ADAM0002*330005LTESTL0005STESTS0005JTESTJ0005ZTESTZ

data length = 0004
data = ADAM
type = $

data length = 0002
data = 33
type = *

data length = 0005
data = TESTL
type = L

data length = 0005
data = TESTS
type = S

data length = 0005
data = TESTJ
type = J

data length = 0005
data = TESTZ
type = Z

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In reply to Re^3: Splitting file into separate files based on record lengths and identifiers by Marshall
in thread Splitting file into separate files based on record lengths and identifiers by monty77

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