# HSTACK

Spread for WinForms provides advanced software components that support Excel import/export, full cell customization, an extensive calculation engine with over 450 functions and more, all with zero dependencies on Excel.

## Content

The function appends arrays horizontally and in sequence to return a larger array.

## Syntax

=HSTACK(array1,[array2],...)

## Arguments

The function has the following arguments:

| **Argument** | **Description** |
| -------- | ----------- |
| *array* | The array to append. |

## Remarks

The function returns the array formed by appending each of the array arguments in a column-wise fashion. The resulting array will be as follows:

* **Rows:** The maximum of the row count from each of the array arguments.
* **Columns:** The combined count of all the columns from each of the array arguments.

## Data Types

The function returns an array, the type of each value in the array depends on the parameter.

## Examples

![](https://cdn.mescius.io/document-site-files/images/0ed25d3e-6b2a-4cf0-8f1b-7ed5ab18cf12/images/hstack-new.png)

## Version Available

This function is available in product version 16.0 or later. 

> !type=note
> **Note**: The HSTACK function is only available in Beta Insiders builds of Excel for Office 365 currently. Hence, without the Beta Insiders build you cannot import/export the XLSX using this function from/to Excel.