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// Copyright 2006-2007 Nanorex, Inc. See LICENSE file for details.
/* $Id$ */
#ifndef STRING_H_INCLUDED
#define STRING_H_INCLUDED
#include <iostream>
#include "string.h"
class String
{
int len;
char *contents;
public:
String() {
contents = "";
len = 0;
}
int length(void) {
return len;
}
String(int p) {
char tmp[50];
sprintf(tmp, "%d", p);
len = strlen(tmp);
contents = new char[len + 1];
strcpy(contents, tmp);
}
String(double p) {
char tmp[50];
sprintf(tmp, "%lf", p);
len = strlen(tmp);
contents = new char[len + 1];
strcpy(contents, tmp);
}
String(char *s) {
contents = s;
len = strlen(s);
}
String operator+ (int x) {
return *this + String(x);
}
String operator+ (double x) {
return *this + String(x);
}
String operator+ (char *x) {
return *this + String(x);
}
String operator+ (String x) {
String s = String();
s.len = len + x.len;
s.contents = new char[s.len + 1];
strcpy(s.contents, contents);
strcpy(s.contents + len, x.contents);
return s;
}
void operator+= (String x) {
int newlen = len + x.len;
char *newcontents = new char[newlen + 1];
strcpy(newcontents, contents);
strcpy(newcontents + len, x.contents);
len = newlen;
contents = newcontents;
}
void operator+= (char *y) {
String x = String(y);
int newlen = len + x.len;
char *newcontents = new char[newlen + 1];
strcpy(newcontents, contents);
strcpy(newcontents + len, x.contents);
len = newlen;
contents = newcontents;
}
/* http://gethelp.devx.com/techtips/cpp_pro/10min/10min0400.asp */
friend std::ostream& operator<< (std::ostream& s, const String& x) {
s << x.contents;
return s;
}
};
#endif
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