指针字符数组笔试题云解析DNS 的相关内容

文章 2023-10-12 来自：开发者社区

指针和字符数组笔试题及其解析(第三组)

个人主页：Lei宝啊愿所有美好如期而遇第三组笔试题char *p = "abcdef"; printf("%d\n", sizeof(p)); printf("%d\n", sizeof(p+1)); printf("%d\n", sizeof(*p)); printf("%d\n", sizeof(p[0])); printf("%d\n", sizeof(&p)); printf("....

文章 2023-10-12 来自：开发者社区

指针和字符数组笔试题及其解析(第二组)

Lei宝啊：个人主页愿所有美好不期而遇前言：数组名在寻常情况下表示首元素地址，但有两种情况例外：1.sizeof(数组名)，这里的数组名表示整个数组，计算的是整个数组的大小2.&数组名，这里的数组名表示整个数组，取出的是整个数组的地址 3.sizeof是操作符，不是函数，并且sizeof不计算括号里的表达式，他会在编译阶段检查括号里的表达式的类型属性，计算出大小。（任何表达式都有两种属....

文章 2023-10-12 来自：开发者社区

指针和字符数组笔试题及其解析(第一组)

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更新时间 2023-12-13 15:22:05

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