Install HHY and Run Your First Script
Install the command, verify your environment, and run a saved HHY script.
视频课程目录16
HHY · VIDEO COURSE
把 HHY 用起来
从安装和第一个脚本开始，逐步完成文件处理、数据转换、HTTP 自动化和 JSON API。每集都有英文讲解、字幕与可运行示例。
16 集主线课程英文旁白与字幕HHY 1.7.078 分钟
开始第一课01–05 · 语言基础
Values, Bindings, and Collections
Build a user record, update a counter, and distinguish reusable collections from ranges.
Functions and Control Flow
Classify scores, total passing results, and use bounded repetition.
Understand the Pipe Operator
Compare ordinary calls and pipelines while cleaning a short piece of text.
Work with Lazy Streams
Filter records, transform selected values, limit work, and consume a stream deliberately.
06–10 · 文件、数据与系统
Read and Write Files
Read a directory of text files and save an uppercase copy.
Clean Text and Match Patterns
Trim text and keep anchored WARN or ERROR records.
Transform JSON and CSV
Filter CSV rows and explicitly convert JSON field types.
Organize Scripts and Handle Errors
Split scripts into modules and handle recoverable and fatal errors.
Automate Commands and System Tasks
Run commands, process standard input, and check exit codes.
11–16 · 自动化与实战
Call HTTP APIs
Fetch and filter JSON from a local API with explicit request policies.
Add Bounded Parallelism
Check several local endpoints with two workers and keep failures in the report.
Watch Files and Schedule Work
Trigger a local build from one file event and stop a timer after three ticks.
Project: Build a Log Alert Report
Scan two log files, select warning and error lines, and save a deterministic report.
Project: Build a CSV Report
Validate salary values and summarize active employees by department.
Build Your First JSON API
Serve a local /hello route and read a query parameter using the built-in Web Runtime.