i have a file f1 which has data in the format.{MCL}i was present{MCL}.i have another file f2 which has values in column format.I need to update f2 where row1 is i<clause_start="MCL"> and last row is present<clause_end="MCL">.for this the code i wrote which is incomplete is 

foreach(f1)
{
chomp;
$line=split(/\s*\{\d+\}/,$_);
foreach(f2)
$_="CLAUSE_START=$line";
if($_ eq EOF)
{
$_="CLAUSE_END=$line";
}
}

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In reply to merging a file with a value present in another file by lakssreedhar

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