Add a "curly braces with named references" example in regexp_replace …

…docs (#5130)
brimdata · Jun 3, 2024 · ff299bf · ff299bf
1 parent e40a039
commit ff299bf
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/docs/language/functions/regexp_replace.md b/docs/language/functions/regexp_replace.md
@@ -58,3 +58,13 @@ echo '"option: value"' | zq -z 'yield regexp_replace(this,/(?P<key>\w+):\s+(?P<v
 ```mdtest-output
 "option=value"
 ```
+
+Wrap a named reference in curly braces to avoid ambiguity:
+
+```mdtest-command
+echo '"option: value"' | zq -z 'yield regexp_replace(this,/(?P<key>\w+):\s+(?P<value>\w+)$/,"$key=${value}AppendedText")' -
+```
+=>
+```mdtest-output
+"option=valueAppendedText"
+```