+/**
+ * List of Unicode characters for which capitalization is overridden in
+ * Language::ucfirst. The characters should be
+ * represented as char_to_convert => conversion_override. See T219279 for details
+ * on why this is useful during php version transitions.
+ *
+ * @warning: EXPERIMENTAL!
+ *
+ * @since 1.34
+ * @var array
+ */
+$wgOverrideUcfirstCharacters = [];
+