char a[]={'a','b','c'};//字符数组,不要指定大小，否则会添加0，变成字符串

char b[]={'a','b','c'.'\0'};//字符串

char c[]={'a','b','c',};//字符串

   include<stdio.h>

   int main()

   {

         char a[]={'a','b','c'};

         printf("a=%s\n",a);//打印，乱码，没有结束符

         return ;

  }
        

char a[]="abc";

   #include<stdio.h>

   void fun()

   {

         printf("fun s1=%p\n","hello world");

   }

   int main()

   {

         //所有的hello world都代表一个地址，所以下面打印应该一样

        printf("s1=%s\n","hello world");

        printf("s1=%p\n","hello world");

        printf("s1=%s\n","hello world"+);

        fun();

        //字符常量就是此字符串的首元素地址，所以可以赋值个指针

        char *p="hello world";

        printf("p=%p\n",p);

        return ;

  }

char *p="hello";

char buf[]="hello";