Xml
What is XML?
XML refers to Extensible Markup Language (extensible Markup Language)
XML is a markup language, very similar to HTML
XML is designed to transfer data, not to display data
XML tags are not predefined. You need to define the label
1.XML and HTML are designed for different purposes:
XML is designed to transmit and store data , and its focus is on the content of the data . HTML is designed to display data , and its focus is on the appearance of the data. HTML is designed to
Development ToolsJUnit unit testCommon applications of XML files:1. Data Exchange2. Configuration File1. xml Overview1.1xml concept: XML is essentially a data storage format. It can store the relationship between data while saving data. XML uses
XML language what is XML?XML refers to Extensible Markup Language (extensible Markup Language), which is a markup language , much like HTML. It is designed to transmit data rather than display it. XML tags are not predefined and require users to
The XML parser helps the application parse the XML document and provides the application with the information it needs. The XML parser reads each character in the XML document and determines which characters are the label of the document, which is
I do not pay enough attention to XML and have a very superficial understanding, because in my previous Web experience, JSON can basically be used to replace XML. JSON has less network traffic and fast resolution, I have a strong point of view on my
XML Language1. What is XML?1.1 XML:Extensible Markup language Extensible Markup Language. XML technology is published by the organization, followed by the norms of the organization.What problems does 1.2 XML technology solve? 1 XML version= "1.0"
First, XML syntax1. Document DeclarationUsed to declare the basic attributes of XML to direct the parsing engine to parse the current XMLTypically an XML is included and can contain only one document declarationThe XML document must be at the top of
What is XML?1, full name extensible Markup Language, Extensible Markup Language, the organization published.2. XML is used to store data with a certain structure relationship.3, the nesting of tags, is essentially a string of strings.4.
I. XML syntax1.xml document declaration, declaring basic properties, having and only one document life, must be on the front end: ;2.xml element, an XML tag is an XML element, a label is divided into the start tag and the end tag, between the start
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