Oh, heck.

When I wrote the code block in the original post, the 

if($newline = /^>/) {

[download]
was NOT deliberate. just a typo. In my actual code, it reads: 
if($newline =~ /^>/) {

[download]

In reply to Re^3: How do I backtrack while reading a file line-by-line? by mdunnbass
in thread How do I backtrack while reading a file line-by-line? by mdunnbass

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