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description: Concatenates two arrays of the same type.
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# Concat Array

**Example:** Concat Array(A: \[1, 2], B: \[3, 4]) = \[1, 2, 3, 4].

### 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] A (array, any type) - 1st array to concatenate.
* \[Input] B (array, same type as "A") - 2nd array to concatenate.
* \[Output] Result (array, same type as "A") - result of the operation.
