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		<title>C/Memory/Memory Save - История изменений</title>
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		<updated>2026-04-09T13:39:09Z</updated>
		<subtitle>История изменений этой страницы в вики</subtitle>
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		<id>http://cppe.ru/index.php?title=C/Memory/Memory_Save&amp;diff=320&amp;oldid=prev</id>
		<title> в 14:20, 25 мая 2010</title>
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				<updated>2010-05-25T14:20:56Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Предыдущая&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Версия 14:20, 25 мая 2010&lt;/td&gt;
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	<entry>
		<id>http://cppe.ru/index.php?title=C/Memory/Memory_Save&amp;diff=321&amp;oldid=prev</id>
		<title>Admin: 1 версия:&amp;#32;Импорт контента...</title>
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				<updated>2010-05-25T10:22:36Z</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;==Save array in memory into file==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
   &lt;br /&gt;
&amp;lt;source lang=&amp;quot;cpp&amp;quot;&amp;gt;&lt;br /&gt;
#include &amp;lt;stdio.h&amp;gt;&lt;br /&gt;
#include &amp;lt;stdlib.h&amp;gt;&lt;br /&gt;
int main(void)&lt;br /&gt;
{&lt;br /&gt;
  int i;&lt;br /&gt;
  double *p;&lt;br /&gt;
  FILE *fp;&lt;br /&gt;
  /* get memory */&lt;br /&gt;
  p = malloc(10 * sizeof(double));&lt;br /&gt;
  if(!p) {&lt;br /&gt;
    printf(&amp;quot;Allocation Error&amp;quot;);&lt;br /&gt;
    exit(1);&lt;br /&gt;
  }&lt;br /&gt;
  /* generate 10 random numbers */&lt;br /&gt;
  for(i = 0; i &amp;lt; 10; i++)&lt;br /&gt;
    p[i] = (double) rand();&lt;br /&gt;
  if((fp = fopen(&amp;quot;my.txt&amp;quot;, &amp;quot;wb&amp;quot;)) == NULL) {&lt;br /&gt;
    printf(&amp;quot;Cannot open file.\n&amp;quot;);&lt;br /&gt;
    exit(1);&lt;br /&gt;
  }&lt;br /&gt;
  /* write the entire array in one step */&lt;br /&gt;
  if( fwrite(p, 10*sizeof(double), 1, fp) != 1) {&lt;br /&gt;
    printf(&amp;quot;Write Error.\n&amp;quot;);&lt;br /&gt;
    exit(1);&lt;br /&gt;
  }&lt;br /&gt;
  fclose(fp);&lt;br /&gt;
  free(p); /* free memory */&lt;br /&gt;
  /* get memory again */&lt;br /&gt;
  p = malloc(10 * sizeof(double));&lt;br /&gt;
  if(!p) {&lt;br /&gt;
    printf(&amp;quot;Allocation Error&amp;quot;);&lt;br /&gt;
    exit(1);&lt;br /&gt;
  }&lt;br /&gt;
  if((fp = fopen(&amp;quot;my.txt&amp;quot;, &amp;quot;rb&amp;quot;))==NULL) {&lt;br /&gt;
    printf(&amp;quot;Cannot open file.\n&amp;quot;);&lt;br /&gt;
    exit(1);&lt;br /&gt;
  }&lt;br /&gt;
  /* read the entire array in one step */&lt;br /&gt;
  if(fread(p, 10 * sizeof( double ), 1, fp) != 1) {&lt;br /&gt;
    printf( &amp;quot; Read Error.\n &amp;quot; );&lt;br /&gt;
    exit( 1 );&lt;br /&gt;
  }&lt;br /&gt;
  fclose( fp );&lt;br /&gt;
  /* display the array */&lt;br /&gt;
  for(i = 0; i &amp;lt; 10; i++) &lt;br /&gt;
      printf(&amp;quot;%f &amp;quot;, p[ i ]);&lt;br /&gt;
  free(p);&lt;br /&gt;
  return 0;&lt;br /&gt;
}&lt;br /&gt;
&lt;br /&gt;
           &lt;br /&gt;
       &amp;lt;/source&amp;gt;&lt;/div&gt;</summary>
		<author><name>Admin</name></author>	</entry>

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