“expression must have pointer-to-object type” 错误详解 1. 错误信息含义 错误信息“expression must have pointer-to-object type”通常表明在代码中使用了非指针类型的表达式,但在该上下文中编译器期望一个指向对象的指针类型。这通常发生在使用了指针操作(如解引用*、下标[]等)或尝试将非指针类型的变量传递给...
因为子文件中引用主程序定义的结构体出错。解决:将子程序文件中 子函数移至主文件。结构体也是一种数据类型，只不过在这种数据类型中又包含了几个基本的数据类型。构体变量在内存中的存放和基本数据类型变量在内存中的存放是不同的，基本数据类型的存放系统是会给分配一块连续的空间用来存放，而结构体...
这里this是个当前类的对象的指针，如果要用->可以不用加*，直接this->name（），而*this将取用对象，则用（*this）.name()
aIf I just believe lt,there's nothing to it 如果我相信lt,没什么到它 [translate] aCurrent of the thermal datasheet for SP1 is not in NDA website yet. 热量datasheet的潮流为SP1不在NDA网站。 [translate] aExpression must have pointer type 表示必须有尖类型 [translate] ...
aaqueous solutions of CMC at natural pH (B7.8)[translate] a..\nTRX_V1\nano_main.c(521): error: #44: expression must have pointer type 。\ nTRX_V1 \ nano_main.c (521) : 错误: #44: 表示必须有尖类型[translate]
expression must have arithmetic or pointer typekarthik raja Intellectual 840 points Other Parts Discussed in Thread: MSP430G2231 while i compling my program i am getting the follwing error on this line value = ((*v1 + *v2 + *v3 + *v4 + *v)/5); error:(...
expression must have pointer-to-class type 表达式必须有指向类类型的指针 expression must have pointer-to-class type 表达式必须有指向类类型的指针
意思是 表达必须有由点到类的类型 请采纳 谢谢
pd is a pointer to the start of the array. pd[i] is an element of the array. In this case, you would use the "." operator instead of the "->" operator. Why do you think there are 8 elements in the array? pd[i] has type pointer to PictureBoxArray. Why do you think it ...
广告 C语言subscript requires array or pointer type错误是什么意思 应该是说对于非数组和指针类型的变量,不能用[]这样的下标符号。比如:int i;i[0] = 5;就会出这个问题。因为i SqlServersubstring(expression,start,length)函数 1 2 Syntax for SUBSTRING: SUBSTRING(expression, 「新」2022正版捕鱼游戏- 注册送...