CSS.escape() has a return value (mdn#20309)

* CSS.escape() has a return value * Update files/en-us/web/api/css/escape/index.md * Update files/en-us/web/api/css/escape/index.md Co-authored-by: Jean-Yves Perrier <[email protected]>
merry-degaga · Sep 5, 2022 · 9883271 · 9883271
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diff --git a/files/en-us/web/api/css/escape/index.md b/files/en-us/web/api/css/escape/index.md
@@ -31,7 +31,7 @@ escape(str)
 
 ### Return value
 
-None ({{jsxref("undefined")}}).
+The escaped string.
 
 ## Examples