# Class: Deflate Streaming DEFLATE compression ## Hierarchy * **Deflate** ## Index ### Constructors * [constructor](deflate.md#constructor) ### Properties * [ondata](deflate.md#ondata) ### Methods * [push](deflate.md#push) ## Constructors ### constructor \+ **new Deflate**(`opts`: [DeflateOptions](../interfaces/deflateoptions.md), `cb?`: [FlateStreamHandler](../README.md#flatestreamhandler)): [Deflate](deflate.md) Creates a DEFLATE stream #### Parameters: Name | Type | Description | ------ | ------ | ------ | `opts` | [DeflateOptions](../interfaces/deflateoptions.md) | The compression options | `cb?` | [FlateStreamHandler](../README.md#flatestreamhandler) | The callback to call whenever data is deflated | **Returns:** [Deflate](deflate.md) \+ **new Deflate**(`cb?`: [FlateStreamHandler](../README.md#flatestreamhandler)): [Deflate](deflate.md) Creates a DEFLATE stream #### Parameters: Name | Type | Description | ------ | ------ | ------ | `cb?` | [FlateStreamHandler](../README.md#flatestreamhandler) | The callback to call whenever data is deflated | **Returns:** [Deflate](deflate.md) ## Properties ### ondata • **ondata**: [FlateStreamHandler](../README.md#flatestreamhandler) The handler to call whenever data is available ## Methods ### push ▸ **push**(`chunk`: Uint8Array, `final?`: boolean): void Pushes a chunk to be deflated #### Parameters: Name | Type | Description | ------ | ------ | ------ | `chunk` | Uint8Array | The chunk to push | `final?` | boolean | Whether this is the last chunk | **Returns:** void