xiaohuanhuandog的专栏

#include<iostream>#include<cstring>using namespace std;class A{private:char *a;public:A(char *aa){a = new char[strlen(aa)+1]; //(a)这样处理的意义在于:____防止野指针__________________________strcpy(a, aa); //(b)数据成员a与形式参数aa的关系:___a保存和aa一样的地址_______________________________}~A(){delete []a; //(c)这样处理的意义在于: ________以免占用内存___________________________________}void output(){cout<<a<<endl;}};int main(){A a("good morning, code monkeys!");a.output();A b("good afternoon, codes!");b.output();return 0;}

,每个人在他的人生发轫之初,总有一段时光,

xiaohuanhuandog的专栏

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