Develop application on SharePoint Online Using CSOM

[John Naguib]

SharePoint CSOM: Used for getting data and can be used with SharePoint on premise and Online
Let us take a look into this article about using CSOM to develop client applications for SharePoint Online

https://gooroo.io/GoorooTHINK/Article/17077/Develop-application-on-SharePoint-Online-Using-CSOM/2575...

[#2]

Just one thing to consider: CSOM packages for SPO and SP OnPremises are different. Indeed CSOM package for SPO is always ahead of the CSOM packaged for SharePoint OnPrem

[#3]

that is correct, I was using the online for this tutorial