# Expression library

**URL:** <https://forum.inductiveautomation.com/t/expression-library/8898>\
**Category:** Ignition\
**Created:** [August 13, 2014, 12:42pm UTC](https://forum.inductiveautomation.com/t/expression-library/8898 "2014-08-13T12:42:55Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![mazeyrat](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/mazeyrat/32/10955_2.png) [@mazeyrat](https://forum.inductiveautomation.com/u/mazeyrat)\
**Post date:** [August 13, 2014, 12:42pm UTC](https://forum.inductiveautomation.com/t/expression-library/8898/1 "2014-08-13T12:42:55Z")

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An Expression library would ne usefull, when we have to use the same expression in lots of binding !