# Javascript: RulerBarViewGeneratorColors.resetSeparatorColorDark Method

> Resets the ruler bar's separatorColorDark to its system dependent default value.

- **Product:** DS Server
- **Section:** Reference
- **Kind:** Method
- **Introduced:** 30.0
- **Path:** DS Server > Reference > JavaScript API > Javascript: RulerBarViewGeneratorColors.resetSeparatorColorDark Method
- **358 words**
- **Web URL:** https://docs.textcontrol.com/ds-server/reference/javascript/rulerbarviewgeneratorcolors/resetseparatorcolordark-method/
- **LLMs URL:** https://docs.textcontrol.com/ds-server/reference/javascript/rulerbarviewgeneratorcolors/resetseparatorcolordark-method/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/ds-server/reference/javascript/rulerbarviewgeneratorcolors/resetseparatorcolordark-method/llms-full.txt

---

### Description

Resets the ruler bar's separatorColorDark to its system dependent default value.

### Syntax

```javascript
<void> RulerBarViewGeneratorColors.resetSeparatorColorDark([<EmptyRequestCallback> callback], [<ErrorCallback> errorCallback])
```

### Parameters

| Parameter | Description |
|---|---|
| callback | Optional. Is called when the operation completed. |
| errorCallback | Optional. Is called when the operation failed with an error. |

### Examples

The following example demonstrates `RulerBarViewGeneratorColors.resetSeparatorColorDark` in a practical document-editing workflow. Resets the ruler bar's separatorColorDark to its system dependent default value.

```javascript
function onTxError(error) {
    console.error("TX Text Control error:", error.msg);
    error.handled = true;
}

function resetSeparatorColorDark(rulerBarViewGeneratorColors) {
    rulerBarViewGeneratorColors.resetSeparatorColorDark(
        function() {
            console.log("reset separator color dark completed.");
        },
        onTxError
    );
}
```

---

## Nearby

- **Previous:** [Javascript: RulerBarViewGeneratorColors.resetRulerColor Method](https://docs.textcontrol.com/ds-server/reference/javascript/rulerbarviewgeneratorcolors/resetrulercolor-method/llms-full.txt)
- **Next:** [Javascript: RulerBarViewGeneratorColors.resetSeparatorColorLight Method](https://docs.textcontrol.com/ds-server/reference/javascript/rulerbarviewgeneratorcolors/resetseparatorcolorlight-method/llms-full.txt)