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C/C++ Users Group Library 1996 July
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C-C++ Users Group Library July 1996.iso
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v_12_04
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lns1a.cpp
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C/C++ Source or Header
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1994-02-09
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657b
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40 lines
----------
Listing 5 - member function definitions for lns using a single pointer
//
// lns1a.cpp - line number sequence implementation
//
#include <stdio.h>
#include "lns.h"
lns::~lns()
{
node *p;
while ((p = first) != 0)
{
first = first->next;
delete p;
}
}
void lns::add(unsigned n)
{
node *p = first;
while (p->next != 0 && p->number != n)
p = p->next;
if (p->number != n)
p = p->next = new node(n);
}
void lns::print()
{
node *p;
for (p = first; p != 0; p = p->next)
printf("%4d ", p->number);
}