# RequestHypertextLinkCallback Function

> Callback function for requesting a hypertext link.

- **Product:** DS Server
- **Section:** Reference
- **Kind:** Function
- **Path:** DS Server > Reference > JavaScript API > RequestHypertextLinkCallback Function
- **353 words**
- **Web URL:** https://docs.textcontrol.com/ds-server/reference/javascript/requesthypertextlinkcallback/
- **LLMs URL:** https://docs.textcontrol.com/ds-server/reference/javascript/requesthypertextlinkcallback/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/ds-server/reference/javascript/requesthypertextlinkcallback/llms-full.txt

---

### Description

Callback function for requesting a hypertext link.

### Syntax

```javascript
function(<HypertextLink> result)
```

### Examples

The following example demonstrates `RequestHypertextLinkCallback` in a practical document-editing workflow. Callback function for requesting a hypertext link.

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

function requestHypertextLinkCallback(result) {
    console.log("result:", result);
}

TXTextControl.textParts.getMainText(function(mainText) {
    const hypertextLinks = mainText.hypertextLinks;
    hypertextLinks.getItem(function(hypertextLink) {
        if (!hypertextLink) {
            console.warn("No hypertext link is available at the current input position.");
            return;
        }
    
        hypertextLink.getTarget(requestHypertextLinkCallback, onTxError);
    }, onTxError);
}, onTxError);
```

---

## Nearby

- **Previous:** [RequestHorizontalAlignmentCallback Function](https://docs.textcontrol.com/ds-server/reference/javascript/requesthorizontalalignmentcallback/llms-full.txt)
- **Next:** [RequestImageCallback Function](https://docs.textcontrol.com/ds-server/reference/javascript/requestimagecallback/llms-full.txt)