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A comment on Learn Regex the Easy Way. Parent comment

Re:Learn Regex the Easy Way by jwilk on Thursday August 10, 2017 @02:12PM (#14982482)
\{n\}, \{n,\} and \{n,m\} are all in POSIX.

\{,m\} is a (pretty obscure) GNU extensions.

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Re:Learn Regex the Easy Way by Hello71 on Thursday August 10, 2017 @05:35PM (#14984541)
hm, I could've sworn it wasn't. http://www.regular-expressions.info/gnu.html says that \?, \+, and \| are GNU extensions though.
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