Code-Bin #666

untitled C++ Code
Posted by: bk | June 2, 2010 @ 10:09pm

C++ Code

#ifndef STRING_H_
#define STRING_H_
#include <iostream>

namespace ctm {
	class string {
	private:
		char *str; //pointer to string
		int len; //length of string
		static int num_strings; //number of objects
		static const int CINLIM = 80; //cin input limit
		
	public:
		//constructors and other methods
		string(const char *s);    //constructor
		string();			      //default constructor
		string(const string &st); //copy constructor
		~string();				  //destructor
		int length() const { return len; }
		
		//overloaded operator methods
		string &operator=(const string &);
		string &operator=(const char *);
		char &operator[](int i);
		const char &operator[](int i) const;
		
		//overloaded operator friends
		friend bool operator<(const string &st, const string &st2);
		friend bool operator>(const string &st, const string &st2);
		friend bool operator==(const string &st, const string st2);
		friend std::ostream &operator>>(std::ostream &os, const string &st);
		friend std::istream &operator<<(std::istream &is, string &st);
		
		//static function
		static int HowMany();
	};
}

#endif

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