[Home](./index.md) > [@empathyco/x-components](./x-components.md) > [arrayToObject](./x-components.arraytoobject_1.md) ## arrayToObject() function Reduce an array of objects to an object which properties names are the value of each object\[key\], and the value under that property are each object. 'key' is the the parameter passed to this function. **Signature:** ```typescript export declare function arrayToObject(array: ArrayType[], key: PropsWithType): Record; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | array | ArrayType\[\] | Array of objects that contains objects which have object\[key\] string as a property value. | | key | [PropsWithType](./x-components.propswithtype.md)<ArrayType, string \| number> | Key used to access to each object\[key\] value, used for each property name in the new object. | **Returns:** Record<string, ArrayType> New object which properties object\[key\] contains object of each iteration in the array.