# \#custom-function

**URL:** https://community.cdata.com/tag/custom-function/638.md

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## [How to Install a Custom Read Table RFC Function Module in SAP](https://community.cdata.com/t/how-to-install-a-custom-read-table-rfc-function-module-in-sap/1027)

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**Author:** [@Alba\_Trupja](https://community.cdata.com/u/Alba_Trupja)\
**Replies:** 0\
**Last updated:** [February 20, 2025, 10:35pm UTC](https://community.cdata.com/t/how-to-install-a-custom-read-table-rfc-function-module-in-sap/1027 "2025-02-20T22:35:10Z")

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A Function Module in SAP is a reusable, modular piece of code that performs a specific task. It is part of the ABAP (Advanced Business Application Programming) language and is stored in the Function Builder (SE37). Funct…