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

# Trait FromField

Module: `protocol_types::traits`

```rust
pub trait FromField {
    // Required methods
    pub fn from_field(value: Field) -> Self;
}
```

## Required methods

```rust
pub fn from_field(value: Field) -> Self
```

## Implementors

```rust
impl FromField for AuthorizationSelector
```

```rust
impl FromField for AztecAddress
```

```rust
impl FromField for ContractClassId
```

```rust
impl FromField for EventSelector
```

```rust
impl FromField for Field
```

```rust
impl FromField for FunctionSelector
```

```rust
impl FromField for PartialUintNote
```

```rust
impl FromField for bool
```

```rust
impl FromField for u128
```

```rust
impl FromField for u16
```

```rust
impl FromField for u32
```

```rust
impl FromField for u64
```

```rust
impl FromField for u8
```