# Question: How to install or location of Ice.Lib.RESTHelper?

**URL:** <https://www.epiusers.help/t/question-how-to-install-or-location-of-ice-lib-resthelper/102467>\
**Category:** Epicor ERP 10\
**Tags:** customization, rest, e10, rest-api, epicor\
**Created:** [May 4, 2023, 1:48pm UTC](https://www.epiusers.help/t/question-how-to-install-or-location-of-ice-lib-resthelper/102467 "2023-05-04T13:48:39Z")\
**Posts on this page:** 1\
**Showing post:** 13

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**Author:** ![klincecum](https://www.epiusers.help/user_avatar/www.epiusers.help/klincecum/32/100137_2.png) [@klincecum](https://www.epiusers.help/u/klincecum)\
**Post date:** [May 4, 2023, 4:00pm UTC](https://www.epiusers.help/t/question-how-to-install-or-location-of-ice-lib-resthelper/102467/13 "2023-05-04T16:00:01Z")

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Open Epicor Help.

Search for “Calling Function from Client Customization”

 ![image](https://www.epiusers.help/uploads/default/original/3X/7/7/77292499b7888ff0f6f6d8b93847fe7c73c506e1.png)

> [@How we can trigger Data directive a standard method when i click a button in ud17](https://www.epiusers.help/t/how-we-can-trigger-data-directive-a-standard-method-when-i-click-a-button-in-ud17/92955/13):
>
> It’s right in the help Utah using Ice.Lib.RestClient; using Ice.Tablesets; using Ice.Common; var restClient = new RestClientBuilder() .UseSession(this.oTrans.CoreSession) .Build(); var calcShipByDateContent = new RestContent(new {needByDate = new DateTime(2021, 8, 1), custNum = 3}); var getByIdResponse = restClient.Function.Post("LibraryName", "FunctionName", calcShipByDateContent , published: true); var functionResult = getByIdResponse .GetJsonResult(); But its much more det…

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