# Expression Transform Keywords

**URL:** <https://forum.inductiveautomation.com/t/expression-transform-keywords/83554>\
**Category:** Ignition\
**Created:** [December 27, 2023, 7:54pm UTC](https://forum.inductiveautomation.com/t/expression-transform-keywords/83554 "2023-12-27T19:54:17Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![David\_Volovskiy](https://avatars.discourse-cdn.com/v4/letter/d/e19b73/32.png) [@David\_Volovskiy](https://forum.inductiveautomation.com/u/David_Volovskiy)\
**Post date:** [December 27, 2023, 7:54pm UTC](https://forum.inductiveautomation.com/t/expression-transform-keywords/83554/1 "2023-12-27T19:54:17Z")

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Hi,

I am using Expression Transform for a Tag Binding. I see that {value} references the value of the tag. Are there other references that can be used? For example, can I output the tag's path or its quality? If so, can I be pointed to the documentation discussing other expressions?

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<div class="post-metadata">

**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [December 27, 2023, 7:58pm UTC](https://forum.inductiveautomation.com/t/expression-transform-keywords/83554/2 "2023-12-27T19:58:26Z")

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Just [qualityOf()](https://docs.inductiveautomation.com/display/DOC81/qualityOf) and [timestampOf()](https://docs.inductiveautomation.com/display/DOC81/timestampOf).