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Re^2: Regular expression

by Anonymous Monk
on Oct 30, 2012 at 06:11 UTC ( #1001459=note: print w/ replies, xml ) Need Help??

in reply to Re: Regular expression
in thread Regular expression

For split i understood that the data is splitted based on "|" .For eg : abc |efg abc and efg are obtained.but didnt understood y $-,2 and grep are used along with that.Plz explain

Comment on Re^2: Regular expression
Re^3: Regular expression
by Anonymous Monk on Oct 30, 2012 at 06:59 UTC
    um, see split, first argument is regular expression, the other arguments are string to split, and the limit

    the grep is used to skip empty lines

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