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// -*- C++ -*-
// JXH_String.h
#ifndef JXH_STRING_H
#define JXH_STRING_H
#include <stdlib.h>
#include <string.h>
class String
{
public:
String() : str_(0) {}
String(const char *s) : str_(::strcpy(new char[::strlen(s)+1], s)) {}
String(const String &s) : str_(::strcpy(new char[::strlen(s)+1], s)) {}
~String() { if (str_) delete [] str_; }
operator char* () const { return str_; }
char & operator [] (int i) const { return str_[i]; }
int operator == (const char *s) const { return ::strcmp(str_, s) == 0; }
int operator > (const char *s) const { return ::strcmp(str_, s) == 1; }
int operator < (const char *s) const { return ::strcmp(str_, s) == -1; }
int operator >= (const char *s) const { return ::strcmp(str_, s) >= 0; }
int operator <= (const char *s) const { return ::strcmp(str_, s) <= 0; }
String & operator = (const char *s)
{ delete [] str_; str_ = ::strcpy(new char[strlen(s)+1], s);
return *this; }
String & operator += (const char *s)
{ char * ss = ::strcpy(new char[::strlen(str_)+::strlen(s)+1], str_);
delete [] str_; str_ = ::strcat(ss, s); return *this; }
int length (void) const { return ::strlen(str_); }
private:
char * str_;
};
#endif
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