num Class Reference

#include <num.hh>

Public Member Functions
	num (int x=0)
	num (double x)
	num (const num &n)
num &	operator= (int n)
num &	operator= (double n)
bool	operator== (const num &n) const
bool	operator!= (const num &n) const
int	type () const
	operator int () const
	operator double () const

Private Attributes
int	fType
union {
int   i
double   f
}	fData

Detailed Description

Definition at line 58 of file num.hh.

Constructor & Destructor Documentation

num::num ( int  x = 0 )

inline

Definition at line 68 of file num.hh.

References fData.

: fType(0)          { fData.i = x; }

num::num ( double  x )

inline

Definition at line 70 of file num.hh.

References fData.

: fType(1)          { fData.f = x; }

num::num ( const num &  n )

inline

Definition at line 71 of file num.hh.

References fData, and i.

: fType(n.fType)    { fData.i = n.fData.i; }

Member Function Documentation

num::operator double ( ) const

inline

Definition at line 83 of file num.hh.

References fData, and fType.

{ return (fType) ? fData.f : double(fData.i); }

num::operator int ( ) const

inline

Definition at line 82 of file num.hh.

References fData, and fType.

{ return (fType) ? int(fData.f) : fData.i; }

bool num::operator!= ( const num &  n ) const

inline

Definition at line 78 of file num.hh.

References fData, fType, and i.

{ return fType != n.fType || fData.i != n.fData.i; }

num& num::operator= ( int  n )

inline

Definition at line 73 of file num.hh.

References fData, and fType.

{ fType = 0; fData.i = n; return *this; }

num& num::operator= ( double  n )

inline

Definition at line 74 of file num.hh.

References fData, and fType.

{ fType = 1; fData.f = n; return *this; }

bool num::operator== ( const num &  n ) const

inline

Definition at line 77 of file num.hh.

References fData, fType, and i.

{ return fType == n.fType && fData.i == n.fData.i; }

int num::type ( ) const

inline

Definition at line 81 of file num.hh.

References fType.

Referenced by isfloat().

{ return fType; }

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Member Data Documentation

double num::f

Definition at line 63 of file num.hh.

union { ... } num::fData

Referenced by num(), operator double(), operator int(), operator!=(), operator=(), and operator==().

int num::fType

private

Definition at line 60 of file num.hh.

Referenced by operator double(), operator int(), operator!=(), operator=(), operator==(), and type().

int num::i

Definition at line 62 of file num.hh.

Referenced by num(), operator!=(), and operator==().

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The documentation for this class was generated from the following file:

• num.hh