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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
struct stu {  
    char  *name, gender;
    int  score;
};
main()
{  
    struct stu  a={NULL, 'm', 290}, b;
    a.name=(char *)malloc(10);
    strcpy(a.name, "Zhao";
    b = a;   b.gender = 'f';   b.score = 350;
    strcpy(b.name, "Qian";
    printf( "%s,%c,%d,", a.name, a.gender, a.score );
    printf( "%s,%c,%d\n", b.name, b.gender, b.score );
}
Ϊʲôa.name»á±»ÐÞ¸ÄΪQian?
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baghnac

½ð³æ (СÓÐÃûÆø)

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¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÁõÔ´416: ½ð±Ò+3, ¡ïÓаïÖú 2015-08-03 07:08:50
b = a;
Õâ¾ä²»ÊǺܱê×¼µÄCÓïÑÔ
ÓеãÏñÊÇC++µÄDZ¿½±´
Ч¹ûΪ
b.name = a.name;
b.gender = a.gender;
b.score = a.score;
ÓÉÓÚa.name ÊÇÒ»¸öÖ¸ÏòmallocµÃµ½µÄµØÖ·£¬¶øb.name=a.name
ÕâÒâζ×Åb.nameÒ²Ö¸ÏòͬһµØÖ·
µ±ÄãÓÃstrcpy(b.name, "Qian"£©ÐÞ¸Äb.nameʱ£¬¾Í»áÐÞ¸Äb.nameÖ¸ÏòµÄµØÖ·£¬ÓÉÓÚa.nameͬʱҲָÏòͬһµØÖ·£¬ËùÒÔ×îºóa.nameÒ²ÊÇ"Qian"
Beagreathackernotacracker!
2Â¥2015-08-02 10:08:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

baghnac

½ð³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
ÁõÔ´416: ½ð±Ò+2, ¡ïÓаïÖú 2015-08-03 07:09:54
ÒýÓûØÌû:
2Â¥: Originally posted by baghnac at 2015-08-02 10:08:47
b = a;
Õâ¾ä²»ÊǺܱê×¼µÄCÓïÑÔ
ÓеãÏñÊÇC++µÄDZ¿½±´
Ч¹ûΪ
b.name = a.name;
b.gender = a.gender;
b.score = a.score;
ÓÉÓÚa.name ÊÇÒ»¸öÖ¸ÏòmallocµÃµ½µÄµØÖ·£¬¶øb.name=a.name
ÕâÒâζ×Åb.nameÒ²Ö¸Ïòͬһ ...

struct stu {  
    char  *name, gender;
    int  score;
};
Õâ¸öÎÊÌâ³öÏÖnameÊÇÒ»¸öÖ¸Õ룬ÓÃÖ¸Õë±¾ÉíÓïÑÔÉÏûÏÞÖÆ£¬µ«ÊÇÈç¹ûÒª½«Õâ¸ö½á¹¹Ìå´«Ê䣬±ÈÈç´ÓÒ»¸öexe´«µ½ÁíÒ»¸öexe£¬ÄǾͻá³öÏÖÑÏÖØÎÊÌ⣬ÒòΪnameµÄÄÚ´æÓëstuµÄÄÚ´æÍêÈ«¶ÀÁ¢£¬²»Á¬Ðø£¬µ¼Ö´«ÊäºóµÄÊý¾Ý²»¿ÉÓã¡

ÖØÐ¶¨Òå½á¹¹ÈçÏ£¬¼´¿É½â¾ö
struct stu {  
    char name[10];
    char gender;
    int  score;
};

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Beagreathackernotacracker!
3Â¥2015-08-02 10:12:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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