> For the complete documentation index, see [llms.txt](https://docs.stacks.co/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.stacks.co/learn/zh/transactions.md).

# 交易

交易是 Stacks 网络的关键组成部分，也是用户与之交互的主要方式。在本节中，我们将介绍交易的工作原理，并简要介绍后置条件，这是 Stacks 的一项额外安全功能，允许客户端开发者强制执行某些条件，以保护用户免受与恶意合约交互的影响。


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