# plus

## Description

Adds two numbers or concat it if one of the operands is a string.

## Input / Parameter

| Name   | Description                     | Input Type         | Default | Options | Required |
| ------ | ------------------------------- | ------------------ | ------- | ------- | -------- |
| value1 | The first value to add/concat.  | Number/Text/String | -       | -       | No       |
| value2 | The second value to add/concat. | Number/Text/String | -       | -       | No       |

## Output

| Description                                      | Output Type        |
| ------------------------------------------------ | ------------------ |
| Returns the sum/concatenation of the two values. | Number/Text/String |

## Example

In this example, we will use function `plus` to concat a number and a string

### Steps

1. Drag a `button` component into the canvas and open the `Action` tab. Select the `press` event of the button and drag the `console` function to the event flow, and change the param type of `value` param to subflow/function.
2. Drag the `plus` function into the subflow, enter the 2 values to be added/concat together. For this example they are `1` for `value1` and `result` for `value2`.

   ![](https://399701567-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FwmJ1RKjM2uNFaL6fO3Xu%2Fuploads%2Fgit-blob-5c2b56f57ddcbcf733bef31ebe09a8b9b04bedcf%2Fplus-step-1.png?alt=media)

### Results

1. Now click the button in preview, check the console, you will the result `1result`.

   ![](https://399701567-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FwmJ1RKjM2uNFaL6fO3Xu%2Fuploads%2Fgit-blob-5b6795fd5af80cbc51a1f8b396a2c37f9444a37f%2Fplus-result-1.png?alt=media)

## Links

### Related Information