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c語言函數(shù)用指針傳遞參數(shù)問題

發(fā)布時間:2011-08-29 共3頁

  問題1:你是把變量傳給了函數(shù),還是把地址傳給了函數(shù)?

  例:

  #include       

  #include       

  #include       

  void

  oxx(char* dest)

  {

  dest = (char*)malloc(30);

  strcpy(dest, "content has been modied");

  }

  void

  oxx2(char* dest)

  {

  strcpy(dest, "content hat been modied");

  }

  int

  main()

  {

  char*   dest;

  char    str[30];

  dest = &str[0];

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