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Which keyword in java can throw exception status

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Release: 2024-04-29 01:54:13
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The keyword for throwing exception status in Java is throw, which is used to explicitly throw an exception object, interrupt the program execution flow, and pass control to the exception handler. Other exception management keywords include: throws, try-with-resources.

Which keyword in java can throw exception status

Keywords for throwing exception status in Java:

throw

Detailed description:

throw keyword is used to explicitly throw an exception object in Java code. When an exception is thrown, the flow of program execution is interrupted and control is passed to an exception handler that can handle the exception.

Usage example:

<code class="java">try {
    // 代码可能会抛出异常
} catch (ExceptionType e) {
    // 异常处理程序
} finally {
    // 无论是否抛出异常,都会执行的代码
}</code>
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In the above example:

  • try Block contains may throwExceptionType Type exception code.
  • If an exception is thrown, control will be passed to the catch block, where the e variable will store the actual thrown exception object.
  • finally The block will always execute regardless of whether an exception is thrown.

In addition to throw, Java also provides other keywords for managing exceptions, including:

  • throws: Used to declare exceptions that may be thrown by the method in the method signature.
  • try-with-resources: Used to automatically close resources (such as files or database connections) even when an exception is thrown.

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