while(my $pline = <PRFILE>)
{ 
    $parrecord = $pline;
    my @parfields=split('\|',$parrecord);
    chomp(@parfields);
         		       
    # Child file is already loaded into @carray
     foreach (@carray)					{         		     
         $chrecord = $_;
         @chfields=split('\|',$chrecord);
         chomp(@chfields);
         
           if(@chfields[4] eq @parfields[1])
           {   
									# Push $chrecord into some array#
                last ;
           }
                	  
       } 
                	
}