Contributing: Information Macros

This website supports tip, caution, and danger macro messages.

Tip Message

Tip: To start learning Hack, read our Getting Started documentation!

Hack lets you write code quickly, while also having safety features built in, like static type checking.

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Caution: We do not recommend using experimental features until they are formally announced and integrated into the main documentation set.

This website maintains documentation on Hack features that are in the experimental phase.

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Danger: Use this method with caution. If your query contains ANY unescaped input, you are putting your database at risk.

While inherently dangerous, you can use AsyncMysqlConnection::query to query a MySQL database client.

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