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songjunann

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void output (uint istart, uint iend) {
  uint i;
  for (i=istart; i<iend; i++) {
    if (filter && i%filter)
      continue; /* skip all but every filter for output to save disk space */
    printf ("%.15le %.15le %.15le\n", i*h, phi, m);
  }
}


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FILE * OP
FILE *fopen(char *output, char *"w" )

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OP = fopen(output, "w" )
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[ Last edited by songjunann on 2013-8-15 at 18:04 ]
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ÀýÈç, дһ¸östr µ½ c:\test.txt

#include <stdio.h>
int main ()
{
  FILE * pFile;
  char* str = "just a test \n";
  int len = strlen(str);
  pFile = fopen ("c:\\test.txt", "a";   // ´ò¿ªÎļþΪ ¡°ÔöÌí¡± ģʽ , ÆäËüÓÐЩģʽ»á°ÑÏÖ´æµÄÎļþÄÚÈÝÇå³ý
  if (pFile==NULL)  {
          printf("open file failed.";
          return 1;
  }
  fwrite (str , 1, len, pFile);  // fwrite »á°Ñ strÖ¸ÏòµÄÄڴ棬´óСΪ 1* len¸ö×Ö½ÚµÄÊý¾Ýдµ½ÎļþÖÐ
  fclose (pFile);
  return 0;
}

¾ßÌåµÄÒ²¿É²ÎÕÕ:
http://www.cplusplus.com/reference/cstdio/fwrite/
ÄÃÆÆÂÖÔø¾­Ëµ¹ý:ËæÒâµÄÈÃÒ»¸ö½ð±Ò´ÓÑÛǰÁï×ß¾ÍÊǶÔGMµÄ·¸×ï!
2Â¥2013-08-15 18:30:55
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h2plus0

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  • ¸½¼þ 1 : File1.zip
  • 2013-08-15 18:44:45, 392 bytes
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3Â¥2013-08-15 18:44:49
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