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# The Eina Programming Guide #

``Eina`` provides data types and useful tools.

The ``Eina`` library implements an *application programming interface (API)* for data types in an efficient way. It also provides some useful tools for tasks including opening shared libraries, error management, type conversion, time accounting, and memory pools.

## Contents ##

* Data Types

• [Iterator Functions](iterator-functions.md)
• [Strings](strings.md)
• [Arrays](arrays.md)
• [Hash Tables](hash-tables.md)
• [Lists](lists.md)
• [Generic Value](generic-value.md)
• [Promises and Futures](futures.md)

* Eina Tools

• [Logging](tools/logging.md)
• [String Tool](tools/eina-string-tool.md)
• [Memory Pools](tools/eina-mempool.md)
• [Safety Checks](tools/eina-safety-checks.md)