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Diffstat (limited to 'docs/content/en/functions/_common/regular-expressions.md')
-rw-r--r-- | docs/content/en/functions/_common/regular-expressions.md | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/docs/content/en/functions/_common/regular-expressions.md b/docs/content/en/functions/_common/regular-expressions.md index 9da340849..48e020ac6 100644 --- a/docs/content/en/functions/_common/regular-expressions.md +++ b/docs/content/en/functions/_common/regular-expressions.md @@ -1,3 +1,7 @@ +--- +# Do not remove front matter. +--- + When specifying the regular expression, use a raw [string literal] (backticks) instead of an interpreted string literal (double quotes) to simplify the syntax. With an interpreted string literal you must escape backslashes. Go's regular expression package implements the [RE2 syntax]. The RE2 syntax is a subset of that accepted by [PCRE], roughly speaking, and with various [caveats]. Note that the RE2 `\C` escape sequence is not supported. |