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#include "StdAfx.h"
#include "var.h"
var::var()
{
vt = EMP;
dw = 0;
flt = 0;
str = "";
size = 0;
}
var::var(const var& rhs)
{
vt = rhs.vt;
dw = rhs.dw;
flt = rhs.flt;
str = rhs.str;
size = rhs.size;
}
var::var(string& rhs)
{
vt = STR;
dw = 0;
flt = 0;
str = rhs;
size = rhs.length();
}
var::var(DWORD rhs)
{
vt = DW;
dw = rhs;
flt = 0;
str = "";
size = sizeof(rhs);
}
var::var(int rhs)
{
vt = DW;
dw = (DWORD)rhs;
flt = 0;
str = "";
size = sizeof(rhs);
}
var::var(long double rhs)
{
vt = FLT;
flt = rhs;
dw = 0;
str = "";
size = sizeof(rhs);
}
var& var::operator=(const var& rhs)
{
vt = rhs.vt;
dw = rhs.dw;
str = rhs.str;
flt = rhs.flt;
size = rhs.size;
return *this;
}
var& var::operator=(const string& rhs)
{
vt = STR;
dw = 0;
flt = 0;
str = rhs;
size = rhs.length();
return *this;
}
var& var::operator=(const DWORD& rhs)
{
vt = DW;
dw = rhs;
flt = 0;
str = "";
size = sizeof(rhs);
return *this;
}
var& var::operator=(const int& rhs)
{
vt = DW;
dw = (DWORD)rhs;
flt = 0;
str = "";
size = sizeof(rhs);
return *this;
}
var& var::operator=(const long double& rhs)
{
vt = FLT;
dw = 0;
flt = (long double)rhs;
str = "";
size = sizeof(rhs);
return *this;
}
var& var::operator+=(const var& rhs)
{
if(vt == rhs.vt)
{
if(vt == DW)
dw += rhs.dw;
if(vt == FLT)
flt += rhs.flt;
if(vt == STR) {
str += rhs.str;
size += rhs.size;
}
}
return *this;
}
var& var::operator+=(const string& rhs)
{
if(vt == STR) {
str += rhs;
size += rhs.length();
}
return *this;
}
var& var::operator+=(const DWORD& rhs)
{
if(vt == DW)
dw += rhs;
return *this;
}
var& var::operator+=(const int& rhs)
{
if(vt == DW)
dw += (DWORD)rhs;
return *this;
}
var& var::operator+=(const long double& rhs)
{
if(vt == FLT)
flt += (long double)rhs;
return *this;
}
int var::compare(const var& rhs) const
{
// less than zero this < rhs
// zero this == rhs
// greater than zero this > rhs
if(vt != rhs.vt || vt == EMP || rhs.vt == EMP)
return 0;
if(vt == STR)
return str.compare(rhs.str);
if(vt == DW)
{
if(dw < rhs.dw) return -1;
if(dw == rhs.dw) return 0;
if(dw > rhs.dw) return 1;
}
if(vt == FLT)
{
if(flt < rhs.flt) return -1;
if(flt == rhs.flt) return 0;
if(flt > rhs.flt) return 1;
}
return 0;
}
int var::compare(const string& rhs) const
{
var tmp;
tmp.vt = STR;
tmp.str = rhs;
return compare(tmp);
}
int var::compare(const DWORD& rhs) const
{
var tmp(rhs);
return compare(tmp);
}
int var::compare(const int& rhs) const
{
var tmp(rhs);
return compare(tmp);
}
int var::compare(const long double& rhs) const
{
var tmp(rhs);
return compare(tmp);
}
string var::strclean() {
return CleanString(str);
}
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