38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
// string1.h -- fixed and augmented string class definition
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#ifndef STRING1_H_
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#define STRING1_H_
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#include <iostream>
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using std::ostream;
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using std::istream;
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class String
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{
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private:
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char * str; // pointer to string
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int len; // length of string
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static int num_strings; // number of objects
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static const int CINLIM = 80; // cin input limit
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public:
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// constructors and other methods
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String(const char * s); // constructor
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String(); // default constructor
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String(const String &); // copy constructor
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~String(); // destructor
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int length () const { return len; }
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// overloaded operator methods
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String & operator=(const String &);
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String & operator=(const char *);
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char & operator[](int i);
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const char & operator[](int i) const;
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// overloaded operator friends
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friend bool operator<(const String &st, const String &st2);
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friend bool operator>(const String &st1, const String &st2);
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friend bool operator==(const String &st, const String &st2);
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friend ostream & operator<<(ostream & os, const String & st);
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friend istream & operator>>(istream & is, String & st);
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// static function
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static int HowMany();
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};
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#endif
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