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- Subject: Re: Filtering chars from string
- From: nobody <nobody+lua-list@...>
- Date: Tue, 27 Aug 2019 21:56:50 +0200
On 27/08/2019 16.17, Roberto Ierusalimschy wrote:
You can safely escape any non-alphanumeric character. Escaping some
alphanumeric characters changes their meanings.
On 27/08/2019 16.26, Luiz Henrique de Figueiredo wrote:
You should not escape all letters because some of them represent
classes. For instance "[%d]" is the same as "". You can
escape all punctuation.
Right, both character classes (% + letter) and captures (% + digit) are
a thing. I shouldn't be writing "quick mails" when mentally impaired.
(It's effin' hot outside…)