declares an alias for attribute 'value' in annotation
时间: 2023-08-02 19:11:33 浏览: 44
在注解中为属性'value'声明一个别名可以使用Java中的@AliasFor注解。@AliasFor注解允许在同一注解中使用两个属性名称来表示同一个元素,从而允许使用者在使用注解时灵活地选择使用哪个属性名称。例如:
```java
@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
public @interface MyAnnotation {
@AliasFor("value")
String name() default "";
@AliasFor("name")
String value() default "";
}
```
在上面的例子中,name和value属性都可以用来表示同一个元素。这样,使用者就可以选择使用哪个属性名称来设置该元素的值。
相关问题
No visible @interface for 'CreateOutboundDeletePopupView' declares the selector 'deleteOutboundRecord'报这个错
这个错误提示是因为你在使用 `CreateOutboundDeletePopupView` 类的时候调用了一个名为 `deleteOutboundRecord` 的方法,但是 `CreateOutboundDeletePopupView` 类中并没有声明过这个方法。
要解决这个问题,你需要检查一下 `CreateOutboundDeletePopupView` 类中是否声明了名为 `deleteOutboundRecord` 的方法。如果没有声明,那么你需要重新设计这个类或者在类中添加这个方法。如果已经声明了这个方法,那么你需要检查一下调用这个方法的代码是否正确,方法名是否正确拼写。
Write the following code in c #, Write a method that creates and return an array of ints. The method takes a single int argument that represents the how many items will be in the resulting array and does the following: • Declare an array of the required type • Allocate memory for the intended number of items • Using any looping structure, prompt the user for a number and then assign to each element. In your main method do the following: (1) call this method (you will need to supply an argument), assign the resulting value to at suitable variable and then (2) display this variable.
Sure, here is the code in C#:
```csharp
using System;
class Program
{
static void Main(string[] args)
{
int n = 5; // Change this to the number of items you want in the array
int[] arr = CreateIntArray(n);
Console.WriteLine("The resulting array is:");
foreach (int num in arr)
{
Console.Write(num + " ");
}
}
static int[] CreateIntArray(int n)
{
int[] arr = new int[n];
for (int i = 0; i < n; i++)
{
Console.Write("Enter a number for element " + i + ": ");
arr[i] = int.Parse(Console.ReadLine());
}
return arr;
}
}
```
Explanation:
The `CreateIntArray` method takes an `int` argument `n` which represents the number of items in the array. It first declares an array of `int` type with `n` elements. It then uses a `for` loop to prompt the user for a number for each element in the array and assigns it to the corresponding element. Finally, it returns the resulting array.
In the `Main` method, we call `CreateIntArray` with an argument of `n` and assign the resulting array to the `arr` variable. We then use a `foreach` loop to display each element in the array.