# HTTP_PRAGMA_NO_CACHE

*LSL constant*

```lsl
integer HTTP_PRAGMA_NO_CACHE = 6;
```

Controls whether the 'Pragma: no-cache' header is sent with the HTTP request. When SendHeader is TRUE (default), the header is sent; when FALSE, it is omitted.

Constant groups: [HTTPRequestParam](/constants/groups/HTTPRequestParam/)

## See also

### Functions

- [llHTTPRequest](/functions/llHTTPRequest/)

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*Source: [HTTP PRAGMA NO CACHE](https://wiki.secondlife.com/wiki/HTTP_PRAGMA_NO_CACHE) on the Second Life Wiki. Content from the Second Life Wiki article HTTP PRAGMA NO CACHE (revision 1185511, 2013-12-23), CC BY-SA 3.0.*

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From lsl.dev: https://lsl.dev/constants/HTTP_PRAGMA_NO_CACHE/