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On 05/07/2011 18:07, Roberto Ierusalimschy wrote:
Both '\[' and '\]' were legal in 5.0.

A common case is '\?'.

Keeping these sequences as is (no special meaning) would be good to express classical regular expressions in a simple string...
Not sure if it is a must have, as we have literal/long strings.

--
Philippe Lhoste
--  (near) Paris -- France
--  http://Phi.Lho.free.fr
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