> For the complete documentation index, see [llms.txt](https://appmaster.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://appmaster.gitbook.io/docs/business-logic/block/functions/string/concat-strings.md).

# Concat Strings

Concatenates 2 strings with a given separator.

**Example:** Concat Strings(first: "lorem", second: "ipsum", separator: ";") = "lorem;ipsum".

**Tip:** use the Concat Strings (Multiple) block to concatenate up to 10 strings.

### Flow Connections <a href="#flow-connections" id="flow-connections"></a>

* \[Input] In - starts the block's execution.
* \[Output] Out - activates when the block has finished its execution.

### Data Connections <a href="#data-connections" id="data-connections"></a>

* \[Input] First (string) - 1st string to concatenate.
* \[Input] Second (string) - 2nd string to concatenate.
* \[Input] Separator (string) - separator to include in between each string being concatenated.
* \[Output] Result (string) - result of the operation.
