John wrote:
>
> The incoming e-mail form variables from my web page are vetted through
> various tests before they're processed. The first thing I do is to translate
> all "<, >, {, }, [, ]" characters to either "(" or ")", as appropriate. My
> theory is that I don't want any HTML tags being taken in, and will gladly
> suffer whatever small degradation which might occur to someone's prose style
> as a consequence. <g>
>
> $user_body =~ tr/<->/(-)/;
> $user_body =~ tr/{-}/(-)/;
> $user_body =~ tr/[-]/(-)/;
You do realize that using a hyphen (-) in a character class creates a
range of characters. tr/<->/(-)/ changes '<' to '(', '=' to '-' and '>'
to ')'. tr/{-}/(-)/ changes '{' to '(', '|' to '-' and '}' to ')'.
tr/[-]/(-)/ changes '[' to '(', '\' to '-' and ']' to ')'.
John
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use Perl;
program
fulfillment
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