WebJan 7, 2024 · 错 因为虽然 good! 实际上是由6个字符构成的 g , o , o , d , ! 和一个结束字符 \0因此必须是大于等于6的字符数组才能容纳该字符串str [] 的长度要大于等于6. Web但千万不要以为写成char str[10];不赋值也可以。这样写里面的内容是乱的。 这是细节，值得注意。 所以我们最好每次想写char str[5]都写成. char str[5]='\0'; 这样做最好。 int a[10]={4，5}; 第一个赋值为4，第二个为5，后面的为0.如果直接int a[10]; 内容很乱。
c语言 char *str 与char str[]区别_面包呢的博客-CSDN博客
WebSep 9, 2016 · char str[] = "abcdefg"; and. char *str = "abcdefg"; are two different things. The first one is an array, initialized with "abcdefg". The second one is a pointer pointing to the string literal "abcdefg". In the second case, when you attempt to modify the string literal, you invoke undefined behavior, as any attempt to modify a string literal is UB. WebMar 18, 2024 · C++ char * str与 char str [] 在程序员面试宝典上看到这个两句话： 1、 char c []="hello world"是分配一个局部数组； 2、 char *c="hello world"是分配一个全局数组； 最开始还以为是书上说错了，因为自己的理解是这两种方式是等效的。. 下来查了一下才知道这两种方式的区别 ... how does workers comp work in ohio
C/C++ 字符串详记（char[], char*, string） - CSDN博客
WebCynthia Good is the winner of the 2014 Gold Stevie Award for Female Entrepreneur of the Year in Business Services at the 2014 Stevie Awards for Women in Busi... WebAug 30, 2012 · In C, strings are represented as sequences of chars, with a NULL character (aka 0, '\0').They are stored in memory and you work with a way of referencing it. You have identified the two ways of referencing it, a char *, which is a pointer to a sequence of chars and an array, which is an immediate string of chars as an actual variable. Be aware that … Webchar *str="good!"; A答案定义长度不够 good! 应该定义长度为6. C选项有问题啊，str不是个野指针吗？. char *str="good!";//这句vs2024编译不过，应该是const char*str = "good!' … how does workforce australia work