range.h

来自「gibbs」· C头文件 代码 · 共 34 行

#ifndef RANGE_H
#define RANGE_H

#include <stdlib.h>
#include <math.h>
#include <iostream>
#include <string>
#include "VarSet.h"

class Range
{
public:
    double minV;
    double maxV;
    bool missing;

    Range(double minVal, double maxVal) 
        : minV(minVal), maxV(maxVal), missing(false) { /* NOP */ }
    Range() : missing(true) { /* NOP */ }

    bool inRange(double val) {
        return (missing) ? 
            (val == VarSet::UNKNOWN) 
          : (minV <= val && val < maxV);
    }
    friend ostream& operator<<(ostream& out, const Range& r);
};

double convertArg(const char* arg);
istream& operator>>(istream& in, Range& r);
ostream& operator<<(ostream& out, const Range& r);

#endif // ndef RANGE_H