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

# Function poseidon2_absorb_in_chunks_existing_sponge

Module: `noir_aztec::protocol::hash`

```rust
pub fn poseidon2_absorb_in_chunks_existing_sponge<let NUM_ITEMS: u32>(
    sponge: Poseidon2Sponge,
    input: [Field; NUM_ITEMS],
    in_len: u32,
) -> Poseidon2Sponge
```