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xuxia8495

Òø³æ (СÓÐÃûÆø)

[ÇóÖú] [ÒÑÍê½á]ʹÓÃfprintfÏÔʾ²»ÁËÐèÒªµÄ±äÁ¿Öµ

FILE *fp;
DEFINE_SOURCE(... ...)
{
... ...
return mass_l;
fp=fopen("masstransfer.txt","a";
fprintf(fp, "%f\n", mass_l)'
fclose(fp);
}

[ Last edited by 1592203609 on 2013-11-1 at 11:52 ]
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shifaziran

Ìú³æ (СÓÐÃûÆø)

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xiegangmai: ½ð±Ò+1, лл²ÎÓë 2012-11-24 20:58:31
ÒýÓûØÌû:
4Â¥: Originally posted by xuxia8495 at 2012-11-23 09:46:11
лл£¡Ï´μǵÃѡӦÖú»Ø¸´Å¶£¬ºÃ°Ñ½ð±Ò¸øÄã¡£
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Give someone a program, frustrate him for a day.Teach someone to program, frustrate him for a lifetime.
5Â¥2012-11-23 11:44:56
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xuxia8495

Òø³æ (СÓÐÃûÆø)

ʹÓÃfprintfÏëÏÔʾmass_lµÄÖµ£¬³ÌÐòÈçÏ£º

FILE *fp;
DEFINE_SOURCE(... ...)
{
... ...
return mass_l;
fp=fopen("masstransfer.txt","a";
fprintf(fp, "%f\n", mass_l)'
fclose(fp);
}

... ... ÊÇmass_l¹ØÓÚʱ¼äµÄº¯Êý£¬ÔÚ´ËÊ¡ÂÔ£»ÒÑÈ·¶¨Ëù¶¨ÒåµÄÖÊÁ¿´«ÊäÁ¿mass_lÔÚÈí¼þÖÐÓмӽøÈ¥£»
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2Â¥2012-11-22 17:44:49
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shifaziran

Ìú³æ (СÓÐÃûÆø)

¡ï
xiegangmai: ½ð±Ò+1, лл²ÎÓë 2012-11-24 20:58:23
ÒýÓûØÌû:
2Â¥: Originally posted by xuxia8495 at 2012-11-22 17:44:49
ʹÓÃfprintfÏëÏÔʾmass_lµÄÖµ£¬³ÌÐòÈçÏ£º

FILE *fp;
DEFINE_SOURCE(... ...)
{
... ...
return mass_l;
fp=fopen("masstransfer.txt","a";
fprintf(fp, "%f\n", ma ...

Äã¶¼return mass_l;fopen¡¢fprintfûÓб»Ö´ÐÐ
Give someone a program, frustrate him for a day.Teach someone to program, frustrate him for a lifetime.
3Â¥2012-11-22 21:56:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xuxia8495

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by shifaziran at 2012-11-22 21:56:47
Äã¶¼return mass_l;fopen¡¢fprintfûÓб»Ö´ÐÐ...

лл£¡Ï´μǵÃѡӦÖú»Ø¸´Å¶£¬ºÃ°Ñ½ð±Ò¸øÄã¡£
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4Â¥2012-11-23 09:46:11
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shifaziran

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
5Â¥: Originally posted by shifaziran at 2012-11-23 11:44:56
Äã°Ñreturn mass_l;·Åµ½fprintf(fp, "%f\n", ma ...Õâ¾ä»°µÄºóÃæ...

Ó¦¸ÃÊǷŵ½fcloseµÄºóÃæ

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

Give someone a program, frustrate him for a day.Teach someone to program, frustrate him for a lifetime.
6Â¥2012-11-23 11:51:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xuxia8495

Òø³æ (СÓÐÃûÆø)

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ÒýÓûØÌû:
6Â¥: Originally posted by shifaziran at 2012-11-23 11:51:05
Ó¦¸ÃÊǷŵ½fcloseµÄºóÃæ...

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7Â¥2012-11-23 14:49:33
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kylafree

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

¡ï
xiegangmai: ½ð±Ò+1, лл²ÎÓë 2012-11-24 20:58:39
ÔÚDEFINE_SOURCEÀïÃæÏÔʾ£¬Äã²»ÅÂÏÔʾÊý¾ÝÌ«¶àÂð
8Â¥2012-11-23 15:56:59
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

shifaziran

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
6Â¥: Originally posted by shifaziran at 2012-11-23 11:51:05
Ó¦¸ÃÊǷŵ½fcloseµÄºóÃæ...

DEFINE_SOURCE(...)
{
...
fp = NULL;
int numBytes = 0;
fp = fopen("masstransfer.txt", "a+";
if(fp != NULL)
{
   printf("fp: %p\r\n", fp);
   numBytes = fprintf(fp, "%f\r\n", mass_l);
   if(numBytes <= 0)
   {
      printf("fprintf err!\r\n";
   }
   fclose(fp);
   fp = NULL;
}
else
{
  printf("fopen err!\r\n";
}

return mass_l;
}
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» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

Give someone a program, frustrate him for a day.Teach someone to program, frustrate him for a lifetime.
9Â¥2012-11-23 16:28:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

fangdian

ľ³æ (ÕýʽдÊÖ)

¡ï
xiegangmai: ½ð±Ò+1, лл²ÎÓë 2012-11-24 20:58:49
ÒýÓûØÌû:
8Â¥: Originally posted by kylafree at 2012-11-23 15:56:59
ÔÚDEFINE_SOURCEÀïÃæÏÔʾ£¬Äã²»ÅÂÏÔʾÊý¾ÝÌ«¶àÂð

kylafree˵µÄºÜÓеÀÀí£¬·ÅÔÚdefine_sourceÖУ¬È·ÊµÊä³ö»áÕ¼Óúܶàʱ¼ä¡£
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