in reply to String substitution

Your search string is interpreted as a regular expression, and it contains regular expression meta characters. See perlre. Maybe you wanted to use quotemeta or \Q|?

$line =~ s/\Q$expr/$n_expr/;

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Re^2: String substitution
by abhay180 (Sexton) on Jul 12, 2010 at 17:03 UTC
    Thanks a lot. That helps. Indeed i seem to have forgotten the basic rules of substitution :-)
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