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2 Answers

Seth Kroger
56,407 PointsThymeleaf's field attribute, or th:field
is used to bind the form data in the front-end to the data properties in the back-end. It will automatically fill in the name, value, and id attributes of the form elements without having to do it manually.
More Info: http://www.thymeleaf.org/doc/tutorials/2.1/thymeleafspring.html#inputs