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Bytes or lines (Score:2)
In general, if your file is line-based, you are probably best off using Tie::File; if you need to change characters (bytes) at a specific location in the file, then you probably want to use things like seek, tell, and the update file open option.
I put this here not because Ovid doesn't know it, but in case anyone was reading and wondering. ;) There are many other solutions, and it definitely depends on a lot of factors.
J. David works really hard, has a passion for writing good software, and knows many of the world's best Perl programmers
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