> For the complete documentation index, see [llms.txt](https://docs.tailent.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tailent.com/actions/tap-actions/control/if-control-exists.md).

# If Control Exists

This action is used to check whether a specified control identifier exists.

## **Properties**

<figure><img src="/files/xGQGLoBpUhQwq03N8QTM" alt=""><figcaption></figcaption></figure>

### **Input**

* **Identifier**: The control identifier of the target object.

### **Output**

* **Output**: The name of the variable to store the value.

{% hint style="info" %}
The variable must be boolean.
{% 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 Case**

### **Potential Use Cases**

* Check on a website if a text field exists in order to control the flow of the robot.
* Check if a certain button exists in an app in order to set the behavior of the robot.

### **Examples of Using If Control Exists**

**Example**&#x20;

Watch the robot in action:

{% embed url="<https://www.youtube.com/watch?v=51jmJZMAWGA>" %}

You can check and download the example from here:

{% file src="/files/kABwko5Qmtz52B2TZVHJ" %}