# insert inside a C extension function

**URL:** https://forum.kx.com/t/insert-inside-a-c-extension-function/5807
**Category:** Community Support
**Tags:** kdb-and-q
**Created:** [September 26, 2008, 3:16am UTC](https://forum.kx.com/t/insert-inside-a-c-extension-function/5807 "2008-09-26T03:16:00Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![dbtouch](https://avatars.discourse-cdn.com/v4/letter/d/9de053/32.png) [@dbtouch](https://forum.kx.com/u/dbtouch)
#### Post date: [September 26, 2008, 3:16am UTC](https://forum.kx.com/t/insert-inside-a-c-extension-function/5807/1 "2008-09-26T03:16:00Z")

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Dear KDB Users,If I want to insert data from a C extension function, how can I dothat? For example,#include"k.h"K f(K x){// how to insert x into a table?return ki(x-\>i+1);}dbtouch