fixes documentation (crystal-lang#6142)

bcardiff · May 29, 2018 · 61da45f · 61da45f
1 parent 9e227fe
commit 61da45f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/char.cr b/src/char.cr
@@ -264,7 +264,7 @@ struct Char
     ascii? ? ascii_whitespace? : Unicode.whitespace?(self)
   end
 
-  # Returns `true` if this char is an ASCII hex digit ('0' to '9', 'a' to 'z', 'A' to 'Z').
+  # Returns `true` if this char is an ASCII hex digit ('0' to '9', 'a' to 'f', 'A' to 'F').
   #
   # ```
   # '5'.hex? # => true