# Assign Control Identifier

This action can be used to change a defined control identifier.

## Properties

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### Input

* **Identifier**: set an already existent, or define a new identifier

### Output

* **Output**: the expression to be evaluated.&#x20;

{% hint style="info" %}
The result must be a string that contains a valid Control Identifier XML node
{% endhint %}

### Misc

* **Display Name**: action display name in your implementation project.
* **Wait Before**: number milliseconds robot to wait before executing the action.
* **Wait After:** number milliseconds robot to wait until moving to the next action.
* **Abort on Error**: True/False
* **Retry Times**: Specifies the number of times to retry an action if it doesn't end successfully. Default value 0 (no retry); Use -1 if you want to retry indefinitely.&#x20;

## Use cases

### Potential use cases

* Change the ID from the control in order to ease the automation of UI based use cases.

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