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📁 《Big C++ 》Third Edition电子书和代码全集-Part1

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<h2><font color="#009999">20.2 Name Scopes (cont.)</font></h2>
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<p>Scopes may nest</p>

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<pre>int count = 0; <font color="#0000cc">// Create a global variable</font>
. . .
int count_items()
{
   int orig_count = count; <font color="#0000cc">// holds value in global variable</font>
   int count = 0; <font color="#0000cc">// A different variable named count</font>
   for (...)
      count++; <font color="#0000cc">// Increment the local variable</font>
   return count + orig_count;
}
<font color="#0000cc">// Local count and orig_count are no longer available,</font></pre>
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