> Aztec.nr API reference, v6.0.0 (mainnet and testnet). Index: https://docs.aztec.network/aztec-nr-api/v6.0.0/llms.txt

# Module function_def

Module: `std::meta::function_def`

## Structs

- [FunctionParameter](/aztec-nr-api/v6.0.0/std/meta/function_def/struct.FunctionParameter.md): A single parameter of a [`FunctionDefinition`](/aztec-nr-api/v6.0.0/std/primitive.FunctionDefinition.md), returned from [`FunctionDefinition::parameters`](/aztec-nr-api/v6.0.0/std/primitive.FunctionDefinition.md#parameters).