--- parser3/src/include/pa_string.h	2012/05/28 10:33:18	1.204
+++ parser3/src/include/pa_string.h	2013/07/16 15:21:06	1.206
@@ -8,7 +8,7 @@
 #ifndef PA_STRING_H
 #define PA_STRING_H
 
-#define IDENT_PA_STRING_H "$Id: pa_string.h,v 1.204 2012/05/28 10:33:18 moko Exp $"
+#define IDENT_PA_STRING_H "$Id: pa_string.h,v 1.206 2013/07/16 15:21:06 moko Exp $"
 
 // includes
 #include "pa_types.h"
@@ -508,7 +508,7 @@ public:
 		}
 	}
 
-	String(int value, char *format);
+	String(int value, const char *format);
 	String(Body abody, Language alang): body(abody), langs(alang) {
 		ASSERT_STRING_INVARIANT(*this);
 	}
@@ -609,11 +609,14 @@ public:
 		return *this;
 	}
 
-	/// extracts first char of a string, if any
 	char first_char() const {
 		return is_empty()?0:body.fetch(0);
 	}
 
+	char last_char() const {
+		return is_empty()?0:body.fetch(body.length()-1);
+	}
+
 	bool operator < (const String& src) const { return body<src.body; }
 	bool operator > (const String& src) const { return body>src.body; }
 	bool operator <= (const String& src) const { return body<=src.body; }