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I want to find two or more (max 9) white-space characters and replace it with newlines.

My RegEx syntax is as follows:


However, Notepad++'s RegEx doesn't seem to work with curly braces. When I use plugin RegEx helper, it highlights proper values, using above syntax. It doesn't, however, replace the found values.

What am I doing wrong?

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up vote 4 down vote accepted

I found no reference to curly-based occurence numbering in Notepad++ regexp documentation.

Then you should to it the hard way:

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Notepad++ does not support explicit quantifiers:

You can, however, use the following quantifiers:

  • k*, which is equivalent to k{0,}.
  • k+, which is equivalent to k{1,}.
  • k?, which is equivalent to k{0,1}.
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No, \s is "always" a character class. So [\s] is the same as \s. – Ouki Feb 14 '12 at 13:26

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