What is @ModelAttribute annotation in Spring Boot?

The @ModelAttribute annotation is used in Spring Boot to bind request parameters or form data to method parameters or model attributes. It can be applied to method parameters or method return values.

When applied to method parameters, the @ModelAttribute annotation binds the incoming request parameters or form data to the corresponding method parameters. When applied to method return values, it binds the method's return value to a model attribute, making it available in the view for rendering.

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