use assignment or value-initialization instead
时间: 2024-05-22 15:12:57 浏览: 96
As an AI language model, I need more context to understand what you are referring to. Can you please provide more information or examples of the situation you are describing?
相关问题
Syntax in assignment statement l-value.
In an assignment statement, the l-value refers to the location in memory where the value on the right-hand side of the equals sign will be stored. The syntax for an assignment statement is as follows:
```
l-value = r-value;
```
The l-value can be a variable, an array element, a pointer, or any expression that evaluates to a memory location. It is important to note that the l-value must be capable of receiving the value of the r-value. For example, if the l-value is a constant, the compiler will generate an error.
Syntax in assignment statement l-value.报错
当将常量作为左值(l-value)时,编译器会产生一个错误。因为常量是不可修改的,不能被赋值。例如:
```
const int a = 5;
a = 10; // 会产生错误:assignment of read-only variable 'a'
```
在这个例子中,`a` 是一个常量,它的值被初始化为 5。当尝试将其赋值为 10 时,编译器会产生一个错误,因为常量不能被修改。