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Improve regexp description #1

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Improve regexp description #1

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4 changes: 2 additions & 2 deletions libbeat/docs/regexp.asciidoc
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Expand Up @@ -48,8 +48,8 @@ The following patterns are supported:
|[[single-characters]]*Single Characters* 1+|
|`x` |single character
|`.` |any character
|`[xyz]` |character class
|`[^xyz]` |negated character class
|`[xyz]` |Match any one of the characters in the bracket. Inside the brackets, `-` indicates a range unless `-` is the first character or escaped
|`[^xyz]` |A `^` before a character in the brackets negates the character or range. This matches any character except 'x', 'y', or 'z'
|`[[:alpha:]]` |ASCII character class
|`[[:^alpha:]]` |negated ASCII character class
|`\d` |Perl character class
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