[Home](./index.md) > [@apextoaster/js-utils](./js-utils.md) > [getConstructor](./js-utils.getconstructor.md) ## getConstructor() function Get the constructor from an instance. Signature: ```typescript export declare function getConstructor(val: object): Function; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | val | object | | Returns: `Function`