# getCallCenterSettings() for Salesforce Classic

## Usage

Returns the call center settings in the call center definition file as a JSON string. For more information, see [Call Center Definition Files](/docs/service/api-cti/guide/sforce-api-cti-call-def-file.md).

## Syntax

```javascript
sforce.interaction.cti.getCallCenterSettings(callback:function)
```

## Arguments

| Name       | Type     | Description                                                       |
| ---------- | -------- | ----------------------------------------------------------------- |
| `callback` | function | JavaScript method executed when the API method call is completed. |

## Sample Code–JavaScript

```javascript
<html>
<head>
   <script type="text/javascript" src="http://domain:port/support/api/25.0/interaction.js"></script>
   <script type="text/javascript">
       var callback = function (response) {
       alert(response.result);
   } 

   //Calls getCallCenterSettings
   sforce.interaction.cti.getCallCenterSettings(callback);
   </script>
</head> 
<body></body>
</html>
```

## Response

This method is asynchronous. The response is returned in an object passed to a callback method. The response object contains the following fields.

| Name     | Type   | Description                                                                                                                                 |
| -------- | ------ | ------------------------------------------------------------------------------------------------------------------------------------------- |
| `result` | string | If the API call was successful, the call center settings definition is returned as a JSON string. If the API call failed, null is returned. |
| `error`  | string | If the API call was successful, this variable is undefined. If the API call failed, this variable returns an error message.                 |