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Explore Golang’s elegant crawler framework Colly
Explore Golang’s elegant crawler framework Colly
In the field of Internet Data Acquisition, effectively extracting website information has always been a challenge for developers. If you are a Golang developer, the Colly framework will be your powerful assistant. This article will provide an in-depth analysis and example explanation of Colly, allowing you to quickly get started and apply it in your projects.
About Colly
Colly is an elegant web crawler framework written in Go language that is fast, flexible, and easy to use. With Colly, developers can easily implement complex web data scraping tasks.
Key features include:
- Thread safety.
- User-friendly API.
- Support XHR (Ajax) and WebSocket.
- Caching and persistence.
- Support speed limit and distributed crawling.
- Strong scalability.
Quick start
Before starting, make sure your system has installed the Go environment. Use the following command to install Colly:
go get -u github.com/gocolly/colly/...
Next, we will explore the basic usage of Colly through a simple example.