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                            [TOC]

strcpy需要拷貝的字符串要有\0
~~~
int main() {

    char arr[100] = "hello world";
    char * p = malloc(sizeof(char) * 100);

    strcpy(p, "hello world");
    printf("%s\n", p);

    *p = 'A';
    printf("%s\n", p);

    getchar();
    return EXIT_SUCCESS;
}
~~~

輸出
~~~
hello world
Aello world
~~~
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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