Use the rich built-in verification methods provided by validator to simplify struts development.A major benefit of the Struts framework is that it provides a built-in interface for verifying received form data. If any verification fails, the
Use the rich built-in verification methods provided by validator to simplify struts development.
A major benefit of the Struts framework is that it provides a built-in interface for verifying received form data. If any verification fails, the
The reason is that HTTP://WWW.OPENSYMPHONY.COM/XWORK/XWORK-VALIDATOR-1.0.2.DTD is no longer a DTD constraint file,Open the URL, found that Opensymphony's URL has been migrated away, because xwork things have been incorporated into STRUTS2, become
The structure of the validation. xml file is defined by the validator_1_1_3.dtd file. The content of the file header is as follows:
"-// Apache Software Foundation // DTD commons validator rules configuration 1.1.3 // en"
StandardBefore reading this article, we strongly recommend that you read the DOCTYPE, HTML, XHTML, Quirks Mode, and Standard Mode
WebpageWhy are the results of this
1. Find the DTD file corresponding to the XML file first
(This information can be found in general file headers)
(The DTD constraint file for Web. XML is inside Servlet.jar; struts and hibernate are in their own jar packages)
The struts2 framework system has registered a built-in checker. You can open the xwork under the Lib package of struts2. jar package, find a default under the COM/opensymphony/xwork2/validator/validators directory. xml configuration file, which
In the HTML declaration DOCTYPE general will have the following several: Yes, there are HTML and XHTML, as well as transitional and strict. As the name implies, XHTML means that the document is written in XML format, while HTML means that the
We are doing some operations are required to verify the user's input data, such as the registration of the site, the need for data validation of individual data items, STRUTS2 provides some default validators, such as digital detection, mailbox
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