二级：简介#
¥Level two: Introduction
欢迎来到 n8n 课程第二级！
¥Welcome to the n8n Course Level 2!
这门课程适合我吗？#
¥Is this course right for me?
如果你符合以下条件，本课程适合你：
¥This course is for you if you:
- 想要自动化较为复杂的业务流程。
¥Want to automate somewhat complex business processes.
- 完成 一级课程 后，想深入了解 n8n 吗？
¥Want to dive deeper into n8n after taking the Level 1 course.
我将在本课程中学到什么？#
¥What will I learn in this course?
本课程的重点是数据处理。你将学习如何：
¥The focus in this course is on working with data. You will learn how to:
- 正确使用 n8n 的数据结构。
¥Use the data structure of n8n correctly.
- 处理不同的数据类型（例如，XML、HTML、日期、时间和二进制数据）。
¥Process different data types (for example, XML, HTML, date, time, and binary data).
- 合并来自不同来源的数据（例如，数据库、电子表格或 CRM）。
¥Merge data from different sources (for example, a database, spreadsheet, or CRM).
- 在 代码节点 中使用函数和 JavaScript 代码。
¥Use functions and JavaScript code in the Code node.
- 处理错误工作流和工作流错误。
¥Deal with error workflows and workflow errors.
你将在学习理论知识后，完成一些简短的实践练习，并按照说明构建业务工作流程，从而掌握所有这些内容。
¥You will learn all this by completing short practical exercises after the theoretical explanations and building a business workflow following instructions.
我需要什么才能开始？#
¥What do I need to get started?
要以舒适的节奏学习本课程，你需要以下内容：
¥To follow along this course (at a comfortable pace) you will need the following:
¥n8n set up: You can use the self-hosted version or n8n Cloud.
- 用户 ID：在此注册 用于获取你的唯一 ID 以及你在本课程（二级）中需要的其他凭据。如果你已完成 Level 1 课程，请重新注册，因为你将获得 Level 2 工作流程的不同凭据。
¥A user ID: Sign up here to get your unique ID and other credentials you will need in this course (Level 2). If you're a Level 1 finisher, please sign up again as you'll get different credentials for the Level 2 workflows.
- n8n 基本技能：我们强烈建议你先使用 一级课程，然后再使用此工作流程。
¥Basic n8n skills: We strongly recommend taking the Level 1 course before this one.
- JavaScript 基础知识
¥Basic JavaScript understanding
课程需要多长时间？#
¥How long does the course take?
完成此课程大约需要两个小时。你无需一次性完成；随时剩余，并在准备好后继续。
¥Completing the course should take around two hours. You don't have to complete it in one go; feel free to take breaks and resume whenever you are ready.
如何完成课程？#
¥How do I complete the course?
本课程有两个里程碑，用于检验你在课程中所学的知识：
¥There are two milestones in this course that test your knowledge of what you have learned in the lessons:
- 构建 主要工作流程
¥Building the main workflow
- 在流程结束时传递 quiz 参数。
¥Passing the quiz at the end of the course
你可以通过输入你的唯一 ID 此处 随时查看课程进度。
¥You can always check your progress throughout the course by entering your unique ID here.
如果你成功完成上述里程碑，你的论坛个人资料中将获得 徽章和头像。然后你可以分享你的个人资料和课程验证 ID，向他人展示你的 n8n 技能。
¥If you successfully complete the milestones above, you will get a badge and an avatar in your forum profile. You can then share your profile and course verification ID to showcase your n8n skills to others.
开始吧！ .md-button }