Java - Reg. Ex. File Question

Posted by aloh on Stack Overflow See other posts from Stack Overflow or by aloh
Published on 2010-04-17T05:10:09Z Indexed on 2010/04/17 5:13 UTC
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I'm grabbing lines from a text file and sifting line by line using regular expressions. I'm trying to search for blank lines, meaning nothing or just whitespace.

However, what exactly is empty space? I know that whitespace is \s but what is a line that is nothing at all? null (\0)? newline (\n)?

I tried the test harness in the Java tutorial to try and test to see what an empty space is but no luck so far.

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Java - Reg. Ex. File Question - Developer IT

Java - Reg. Ex. File Question

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