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		<title>C++ Tutorial/Structure/structure file - История изменений</title>
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		<updated>2026-04-18T03:00:53Z</updated>
		<subtitle>История изменений этой страницы в вики</subtitle>
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		<id>http://www.cppe.ru/index.php?title=C%2B%2B_Tutorial/Structure/structure_file&amp;diff=2239&amp;oldid=prev</id>
		<title> в 14:21, 25 мая 2010</title>
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				<updated>2010-05-25T14:21:17Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Версия 14:21, 25 мая 2010&lt;/td&gt;
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		<id>http://www.cppe.ru/index.php?title=C%2B%2B_Tutorial/Structure/structure_file&amp;diff=2240&amp;oldid=prev</id>
		<title>Admin: 1 версия:&amp;#32;Импорт контента...</title>
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				<updated>2010-05-25T10:29:13Z</updated>
		
		<summary type="html">&lt;p&gt;1 версия: Импорт контента...&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Новая страница&lt;/b&gt;&lt;/p&gt;&lt;div&gt;==writes a structure to disk and then reads it back in==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
&amp;lt;source lang=&amp;quot;cpp&amp;quot;&amp;gt;#include &amp;lt;iostream&amp;gt;&lt;br /&gt;
#include &amp;lt;fstream&amp;gt;&lt;br /&gt;
#include &amp;lt;cstring&amp;gt;&lt;br /&gt;
using namespace std;&lt;br /&gt;
   &lt;br /&gt;
struct status {&lt;br /&gt;
  char name[80];&lt;br /&gt;
  double balance;&lt;br /&gt;
  unsigned long account_num;&lt;br /&gt;
};&lt;br /&gt;
   &lt;br /&gt;
int main()&lt;br /&gt;
{&lt;br /&gt;
  struct status acc;&lt;br /&gt;
   &lt;br /&gt;
  strcpy(acc.name, &amp;quot;A&amp;quot;);&lt;br /&gt;
  acc.balance = 1.23;&lt;br /&gt;
  acc.account_num = 34;&lt;br /&gt;
   &lt;br /&gt;
  ofstream outbal(&amp;quot;balance&amp;quot;, ios::out | ios::binary);&lt;br /&gt;
  if(!outbal) {&lt;br /&gt;
    cout &amp;lt;&amp;lt; &amp;quot;Cannot open file.\n&amp;quot;;&lt;br /&gt;
    return 1;&lt;br /&gt;
  }&lt;br /&gt;
   &lt;br /&gt;
  outbal.write((char *) &amp;amp;acc, sizeof(struct status));&lt;br /&gt;
  outbal.close();&lt;br /&gt;
   &lt;br /&gt;
  // now, read back;&lt;br /&gt;
  ifstream inbal(&amp;quot;balance&amp;quot;, ios::in | ios::binary);&lt;br /&gt;
  if(!inbal) {&lt;br /&gt;
    cout &amp;lt;&amp;lt; &amp;quot;Cannot open file.\n&amp;quot;;&lt;br /&gt;
    return 1;&lt;br /&gt;
  }&lt;br /&gt;
   &lt;br /&gt;
  inbal.read((char *) &amp;amp;acc, sizeof(struct status));&lt;br /&gt;
   &lt;br /&gt;
  cout &amp;lt;&amp;lt; acc.name &amp;lt;&amp;lt; endl;&lt;br /&gt;
  cout &amp;lt;&amp;lt; &amp;quot;Account # &amp;quot; &amp;lt;&amp;lt; acc.account_num;&lt;br /&gt;
  cout.precision(2);&lt;br /&gt;
  cout.setf(ios::fixed);&lt;br /&gt;
  cout &amp;lt;&amp;lt; endl &amp;lt;&amp;lt; &amp;quot;Balance: $&amp;quot; &amp;lt;&amp;lt; acc.balance;&lt;br /&gt;
   &lt;br /&gt;
  inbal.close();&lt;br /&gt;
  return 0;&lt;br /&gt;
}&amp;lt;/source&amp;gt;&lt;/div&gt;</summary>
		<author><name>Admin</name></author>	</entry>

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