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Re^2: what is the function should I need to use for trim white spaces ?

by ikegami (Patriarch)
on Jan 11, 2006 at 19:32 UTC ( [id://522541]=note: print w/replies, xml ) Need Help??


in reply to Re: what is the function should I need to use for trim white spaces ?
in thread what is the function should I need to use for trim white spaces ?

Assinging to $_ without localizing it is dangerous.
(local $_ = $before) =~ s/^\s+|\s+$//g;
or
(my $after = $before) =~ s/^\s+|\s+$//g;
should be used in just almost all cicumstances.

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