# LINKSETDATA_UPDATE

*LSL constant*

```lsl
integer LINKSETDATA_UPDATE = 1;
```

Event or flag indicating a key in the linkset datastore has been created or updated with a new value via llLinksetDataWrite.

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

:::note[Documentation]
This entry is documented in the LSL definitions. No matching wiki article is present in this local collection. Its inclusion here does not establish availability on every simulator.
:::

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