我是否需要创建自己的 InvalidArgumentException .. 我在 c# 中找不到任何内置类型
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Do I need to create my own InvalidArgumentException.. I couldn't find any builtin type in c#
提问by StackUnderflow
Do I need to create my own InvalidArgumentException.. I couldn't find any built-in types in c#... Is there any library which defines commonly used Exception classes.. Thanks
我是否需要创建自己的 InvalidArgumentException .. 我在 c# 中找不到任何内置类型......是否有任何定义常用异常类的库..谢谢
采纳答案by Vojislav Stojkovic
It's called ArgumentExceptionand it's in the built-in System namespace.
它称为ArgumentException,位于内置 System 命名空间中。
回答by andrew.fox
Besides ArgumentException
there are also ArgumentNullException
and ArgumentOutOfRangeException
.
此外ArgumentException
还有ArgumentNullException
和ArgumentOutOfRangeException
。
Short summary;
简短的摘要;
System.ArgumentException
- general exception,System.ArgumentNullException
- unexpected null value,System.ArgumentOutOfRangeException
- unexpected value.
System.ArgumentException
- 一般例外,System.ArgumentNullException
- 意外的空值,System.ArgumentOutOfRangeException
- 意想不到的价值。
Standard usage:
标准用法:
void GetEntity(string currentName)
{
if (String.IsNullOrEmpty(currentName))
{
throw new ArgumentNullException(nameof(currentName));
}
//...
}
PS.
NotSupportedException
also comes in handy (e.g. when the set of arguments would force the method to perform not supported scenario).
附注。
NotSupportedException
也派上用场(例如,当参数集会强制方法执行不受支持的场景时)。