# Functions

<a id="addnibblesterminator"></a>

##  addNibblesTerminator

▸ **addNibblesTerminator**(nibbles: *`Uint8Array`*): `Uint8Array`

*Defined in [nibbles.ts:31](https://github.com/polkadot-js/common/blob/148f956/packages/trie-codec/src/nibbles.ts#L31)*

**Parameters:**

| Name | Type |
| ------ | ------ |
| nibbles | `Uint8Array` |

**Returns:** `Uint8Array`

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<a id="decodenibbles"></a>

##  decodeNibbles

▸ **decodeNibbles**(value: * `null` &#124; `Uint8Array`*): `Uint8Array`

*Defined in [nibbles.ts:52](https://github.com/polkadot-js/common/blob/148f956/packages/trie-codec/src/nibbles.ts#L52)*

**Parameters:**

| Name | Type |
| ------ | ------ |
| value |  `null` &#124; `Uint8Array`|

**Returns:** `Uint8Array`

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<a id="encodenibbles"></a>

##  encodeNibbles

▸ **encodeNibbles**(nibbles: *`Uint8Array`*): `Uint8Array`

*Defined in [nibbles.ts:65](https://github.com/polkadot-js/common/blob/148f956/packages/trie-codec/src/nibbles.ts#L65)*

**Parameters:**

| Name | Type |
| ------ | ------ |
| nibbles | `Uint8Array` |

**Returns:** `Uint8Array`

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<a id="extractkey"></a>

##  extractKey

▸ **extractKey**(key: * `null` &#124; `Uint8Array`*): `Uint8Array`

*Defined in [nibbles.ts:15](https://github.com/polkadot-js/common/blob/148f956/packages/trie-codec/src/nibbles.ts#L15)*

**Parameters:**

| Name | Type |
| ------ | ------ |
| key |  `null` &#124; `Uint8Array`|

**Returns:** `Uint8Array`

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<a id="extractnodekey"></a>

##  extractNodeKey

▸ **extractNodeKey**(__namedParameters: *[`null` &#124; `Uint8Array`]*): `Uint8Array`

*Defined in [nibbles.ts:21](https://github.com/polkadot-js/common/blob/148f956/packages/trie-codec/src/nibbles.ts#L21)*

**Parameters:**

| Name | Type |
| ------ | ------ |
| __namedParameters | [`null` &#124; `Uint8Array`] |

**Returns:** `Uint8Array`

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<a id="isnibblesterminated"></a>

##  isNibblesTerminated

▸ **isNibblesTerminated**(nibbles: *`Uint8Array`*): `boolean`

*Defined in [nibbles.ts:27](https://github.com/polkadot-js/common/blob/148f956/packages/trie-codec/src/nibbles.ts#L27)*

**Parameters:**

| Name | Type |
| ------ | ------ |
| nibbles | `Uint8Array` |

**Returns:** `boolean`

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<a id="removenibblesterminator"></a>

##  removeNibblesTerminator

▸ **removeNibblesTerminator**(nibbles: *`Uint8Array`*): `Uint8Array`

*Defined in [nibbles.ts:44](https://github.com/polkadot-js/common/blob/148f956/packages/trie-codec/src/nibbles.ts#L44)*

**Parameters:**

| Name | Type |
| ------ | ------ |
| nibbles | `Uint8Array` |

**Returns:** `Uint8Array`

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