# Javascript: FootnoteEventArgs.referenceMarkLength Property

> The footnote's reference mark length in characters.

- **Product:** DS Server
- **Section:** Reference
- **Kind:** Property
- **Introduced:** 32.0
- **Path:** DS Server > Reference > JavaScript API > Javascript: FootnoteEventArgs.referenceMarkLength Property
- **182 words**
- **Web URL:** https://docs.textcontrol.com/ds-server/reference/javascript/footnoteeventargs/referencemarklength-property/
- **LLMs URL:** https://docs.textcontrol.com/ds-server/reference/javascript/footnoteeventargs/referencemarklength-property/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/ds-server/reference/javascript/footnoteeventargs/referencemarklength-property/llms-full.txt

---

### Description

The footnote's reference mark length in characters.

### Syntax

```javascript
<Number> FootnoteEventArgs.referenceMarkLength
```

### Examples

The following example demonstrates `FootnoteEventArgs.referenceMarkLength` in a practical document-editing workflow. The footnote's reference mark length in characters.

```javascript
function inspectReferenceMarkLength(footnoteEventArgs) {
    const referenceMarkLength = footnoteEventArgs.referenceMarkLength;
    console.log("reference mark length:", referenceMarkLength);
}
```

---

## Nearby

- **Previous:** [Javascript: FootnoteEventArgs.number Property](https://docs.textcontrol.com/ds-server/reference/javascript/footnoteeventargs/number-property/llms-full.txt)
- **Next:** [Javascript: FootnoteEventArgs.referenceMarkStart Property](https://docs.textcontrol.com/ds-server/reference/javascript/footnoteeventargs/referencemarkstart-property/llms-full.txt)