diff --git a/guide/english/javascript/tutorials/invert-regular-expression-matches-with-javascript/index.md b/guide/english/javascript/tutorials/invert-regular-expression-matches-with-javascript/index.md
index 902efee3e3..1dafc4e73c 100644
--- a/guide/english/javascript/tutorials/invert-regular-expression-matches-with-javascript/index.md
+++ b/guide/english/javascript/tutorials/invert-regular-expression-matches-with-javascript/index.md
@@ -3,4 +3,6 @@ title: Invert Regular Expression Matches with JavaScript
 ---
 Use`/\S/gi`; to match everything that isn't a space in the string.
 
-You can invert any match by using the uppercase version of the selector `\s` versus `\S` for example.
\ No newline at end of file
+Use`/\W/gi`; to match everything that isn't a-z, A-Z, 0-9, or the _ (underscore) in the string.
+
+You can invert any match by using the uppercase version of the selector `\s` versus `\S` for example.