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The C Users' Group Library 1994 August
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wc-cdrom-cusersgrouplibrary-1994-08.iso
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v_11_05
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1105082a
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1993-03-16
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782b
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45 lines
// fa1.h - a dynamic array of float using a subscripting
// object
#include <iostream.h>
class fa_index
{
friend class float_array;
public:
fa_index &operator=(float f);
operator float();
private:
fa_index(float_array *f, size_t i);
float_array *fa;
size_t ix;
};
class float_array
{
friend class fa_index;
public:
float_array(size_t n = 0);
float_array(const float_array &fa);
~float_array();
float_array &operator=(const float_array &fa);
float operator[](size_t i) const;
fa_index operator[](size_t i);
size_t length() const;
private:
void extend(size_t i);
float *array;
size_t len;
};
ostream &operator<<(ostream &os, const float_array &fa);
inline size_t float_array::length() const
{
return len;
}