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Re^2: delete FF's from a file

by Anonymous Monk
on Feb 11, 2013 at 09:38 UTC ( #1018117=note: print w/replies, xml ) Need Help??


in reply to Re: delete FF's from a file
in thread delete FF's from a file

The first arg (file handle) for for open is usually bare (no $)

It usually isn't, as barewords are global symbols, and lexicals are preferable in almost every situation

You could make an argument about style (different things should look different), but you did not

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[Eily]: It can also be used to force a copy, and remove magic from a variable
[Eily]: there was a post some time ago about variable coming from regex taking more space than the same string defined directly IIRC
[Eily]: and if there's XS, make sure the scalar holds a string representation, that sounds like bad practice though (forcing that on the call side)
[choroba]: You should never pass $1 without double quotes to a sub
[choroba]: or "I should never", at least
[choroba]: that's not the sub's business

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