# CLValue.newCLKey

Creates a CLValue of type `Key` wrapping any Casper key variant.

## Import

```ts
import { CLValue, Key } from 'casper-js-sdk';
```

## Usage

```ts
// Key from account hash
const accountKey = CLValue.newCLKey(
  Key.fromAccount(accountHash)
);

// Key from contract hash
const contractKey = CLValue.newCLKey(
  Key.fromHash(contractHash)
);
```

## Parameters

### val

- **Type:** `Key`

Any `Key` variant: account hash, contract hash, URef, etc.

## Return Value

`CLValue` with `clType = CLType.Key`.

## Key Variants

```ts
Key.fromAccount(accountHash: AccountHash)
Key.fromHash(hash: Hash)
Key.fromURef(uref: URef)
Key.fromTransfer(hash: Hash)
// ...and more
```

## Example (CEP-18 transfer recipient)

```ts
const args = Args.fromMap({
  recipient: CLValue.newCLKey(
    Key.fromAccount(recipientPublicKey.accountHash())
  ),
  amount: CLValue.newCLUInt256('1000000'),
});
```

## Related

- [`newCLUref`](/clvalues/newCLUref) - when the contract specifically expects a URef
- [`newCLPublicKey`](/clvalues/newCLPublicKey) - when the contract expects a PublicKey