XPath Fundamentals for Beginners

通过相关示例学习 XPath 的所有基本组件，例如 XPath 语法、表达式、节点、运算符

您将学到什么
本次培训只专注于 XPath，它是 Web 应用程序开发中最重要的思想之一
本次培训的主要目的是使受训者具备构建交互式 Web 应用程序的知识
学习 XML 的基本概念路径语言 (XPath)，如表达式、节点、运算符、通配符和谓词，
您将使用 XPath 开发 Web 应用程序。它将帮助学员了解开发 Web 应用程序的实现。

要求
XPath 所基于的一些概念被认为是学习这种查询语言的先决条件。首先是对 XML 文件的良好理解。您应该了解如何起草 XML 中的标签，以便继续学习可以从 XML 文件中提取信息的查询。

描述
本次培训的主要目的是使受训者具备构建交互式 Web 应用程序的知识。在整个课程中，我们将介绍 Xpath 的初级、中级和高级概念。在培训的最初部分，您将学习 XML 路径语言 (XPath) 的基本概念，例如表达式、节点、运算符、通配符和谓词。在下一个模块中，您将使用 XPath 开发 Web 应用程序。该模块将帮助学员了解开发 Web 应用程序的实现。

XPath 可以定义为有助于处理存储在 XML 文件中的数据的查询语言。它的工作方式与 SQL 与 MySQL 数据库交互的方式相同。XPath 也可以定义为一种便于提取存储在 XML 文件中的信息的方法。它有助于开发需要利用 XML 文件中存储的数据的 Web 应用程序。有一些语法和关键字可用于对 XML 文件中存在的数据执行特定操作。它使开发人员可以很容易地使用非常简单的查询语句与 XML 文件进行交互。它是由万维网联盟引入的，用于解决与 XML 文件交互的问题。它还允许编程语言从 XML 文件中计算信息，这在应用程序开发时非常有用。

此 XPath 培训包含掌握 XPath 所需的所有简单和高级概念。在课程开始时，您将学习 XPath 的基础知识，然后是中级和高级概念。我们将学习 XPath 如何通过使代码与 XML 文件交互来帮助 Web 应用程序开发。在本课程中，您还将结合 XML 学习 Java 编程语言。您将了解使用 XPath 将基于 Java 的应用程序与 XML 文件集成所需的一切。完成此 XPath 培训后，您将能够利用 Xpath 为需要很好地理解 XPath 才能解决的复杂问题起草解决方案。

本课程面向谁
任何愿意掌握 XPath 的人都可以成为本次 XPath 培训的最佳目标受众，因为我们从不希望将任何课程限制在特定的人群中。具体来说，专业人士、学生和教育工作者可以成为本课程的最佳目标受众。作为开发人员并希望了解 XPath 如何从 XML 文件中提取信息的专业人员可能是这些 XPath 教程的最佳目标受众。他们将学习从底层到高级的所有内容。学生和教育工作者也可以成为此 XPath 教程的最佳目标受众。他们将涵盖掌握使用 XPath 所需的所有方面。

Published 06/2022
MP4 | Video: h264, 1280×720 | Audio: AAC, 44.1 KHz, 2 Ch
Genre: eLearning | Language: English + srt | Duration: 14 lectures (2h 9m) | Size: 650.2 MB

Learn all the basic components of XPath such as XPath syntax, expression, nodes, operators with relevant examples

What you’ll learn
This training has been solely focused on XPath which is one of the most important ideologies of web application development
The main objective of this training is to make the trainee equip the knowledge of building interactive web applications
learn the basic concepts of XML path language (XPath) like expression, nodes, operators, wildcard, and predicates
you will work on developing a web application with XPath. It will help the trainee to understand the implementation of developing a web application.

Requirements
There are some of the concepts on which XPath is based and these are something that has been considered as a prerequisite to learning this query language. The very first thing is a good understanding of the XML file. You should understand how the tags in XML could be drafted so that you can move ahead to learn the queries that can extract the information from the XML files.

Description
The main objective of this training is to make the trainee equip the knowledge of building interactive web applications. Throughout the course, we will be walking through the beginner, intermediate, and advanced level concepts of Xpath. In the initial sections of the training you will learn the basic concepts of XML path language (XPath) like expression, nodes, operators, wildcard, and predicates. In the next module you will work on developing a web application with XPath. This module will help the trainee to understand the implementation of developing a web application.

XPath can be defined as a query language that helps to work with data stored in the XML file. It works the same way as SQL works to interact with the MySQL database. XPath can also be defined as an approach that facilitates the extraction of information stored in the XML file. It helps in developing the web application that requires leveraging the data stored in the XML file. There are some syntax and keywords available to perform a particular action on the data present in the XML file. It makes it very easy for the developer to interact with the XML files using very simple query statements. It was introduced by the World Wide Web Consortium to solve the problem of interaction with XML files. It also allows the programming languages to compute the information from the XML file that makes it very helpful while application development.

This XPath training is comprised of all the simple and advanced level concept that is required to master XPath. At the beginning of the course, you will be learning about the fundamentals of XPath followed by the medium and advanced level concept. We will be learning how XPath helps in web application development by enabling the codes to interact with the XML files. You will also be learning about Java programming language with the conjunction with XML in this course. You will get to know about everything that is required to integrate the Java-based application with the XML file using XPath. After completing this XPath training, you will be able to leverage Xpath to draft solutions for the complex problems that need a good understanding of XPath to get solved.

Who this course is for
Anyone willing to master XPath can be the best target audience for this XPath training as we never prefer to limit any of our courses to a particular group of people. To be specific, the professionals, students, and educators can be the best target audience for this course. The professionals who are working as developers and want to learn how XPath works to extract the information from XML files can be the best target audience for these XPath tutorials. They will get to learn everything from the bottom up to the advanced level. The students and educators can also be the best target audience for this XPath tutorials. They will be covering all the aspects that are required to master working with XPath.