+ static bool is_alpha(char look_at);
+ //!< returns true if "look_at" is one of the alphabetical characters.
+ /*!< This includes a to z in either case. */
+ static bool is_alpha(const char *look_at, int len);
+ //!< returns true if the char ptr "look_at" is all alphabetical characters.
+ static bool is_alpha(const basis::astring &look_at, int len);
+ //!< returns true if the string "look_at" is all alphabetical characters.
+