Refine unicode-xid-ident feature writeup.

2020-07-29 13:57:17 +08:00
parent eeb86f5efb
commit e2daba55d7
6 changed files with 37 additions and 31 deletions
--- a/doc/src/language/variables.md
+++ b/doc/src/language/variables.md
@@ -21,6 +21,11 @@ Variable names are case _sensitive_.

 Variable names also cannot be the same as a [keyword].

+### Unicode Standard Annex #31 Identifiers
+
+The [`unicode-xid-ident`] feature expands the allowed characters for variable names to the set defined by
+[Unicode Standard Annex #31](http://www.unicode.org/reports/tr31/).
+

 Declare a Variable
 ------------------