--- parser3/src/include/pa_string.h	2003/01/23 15:38:05	1.144.2.2
+++ parser3/src/include/pa_string.h	2003/01/24 08:19:09	1.144.2.4
@@ -8,7 +8,7 @@
 #ifndef PA_STRING_H
 #define PA_STRING_H
 
-static const char* IDENT_STRING_H="$Date: 2003/01/23 15:38:05 $";
+static const char* IDENT_STRING_H="$Date: 2003/01/24 08:19:09 $";
 
 #include "pa_pool.h"
 #include "pa_types.h"
@@ -43,6 +43,11 @@ static const char* IDENT_STRING_H="$Date
 /// handy: appends const char* piece to String  @see String::real_append
 #define	APPEND_CONST(src) APPEND_AS_IS(src, 0, 0, 0)
 
+class String;
+
+typedef object_ptr<String> StringPtr;
+typedef object_ptr<const String> ConstStringPtr;
+
 class Table;
 class SQL_Connection;
 class Dictionary;
@@ -182,7 +187,7 @@ public:
 	}
 
 	/// extracts [start, finish) piece of string
-	String& mid(size_t start, size_t finish) const;
+	StringPtr mid(size_t start, size_t finish) const;
 
 	/// @return position of substr in string, -1 means "not found" [String version]
 	int pos(const String& substr,