I liked the split method recommended above.

Unfortunately it doesn't work with multiple underscores.

If you want to stick with regexp, then try this:

if (/^(.*?)(?:_([^_]*))?\.pdf$/) {
    # do something with $1 and $2
}

[download]

In reply to Re^5: Pattern Matching in Arrays by przemo
in thread Pattern Matching in Arrays by aj.kohler

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