Bad regex?

Question

Question

Rodrigo Werneck · Mar 20, 2018

Set rm=##class(%Regex.Matcher).%New("[0-9]*","Word 123456")
Write rm.ReplaceAll(".")
.W.o.r.d. ..

Why??

Discussion (4)2

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Timothy Leavitt · Mar 20, 2018

What are you trying to do? This?

USER>Set rm=##class(%Regex.Matcher).%New("[0-9]","Word 123456")

USER>Write rm.ReplaceAll(".")
Word ......

Or:

USER>Set rm=##class(%Regex.Matcher).%New("[0-9]+","Word 123456")

USER>Write rm.ReplaceAll(".")
Word .

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Fabian Haupt · Mar 20, 2018

is a very good resource to get started on regexes.

Cheers

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score 0 · Answer 1 · 2018-03-20T08:05:28-04:00

Dmitry Maslennikov · Mar 20, 2018

Could you explain what you wanted to achieve?

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score 0 · Answer 2 · 2018-03-20T08:11:01-04:00

Rodrigo Werneck · Mar 20, 2018

Sorry, [0-9]+ indeed (I was testing with GNU grep -o with '*' and results are the same).

Thanks

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