eg : To add logic to a field in Case module using php
eg : To add logic to a field in Case module using php
You can use extension framework to update field definition inside a Case module. Follow this article for more details about the vardef extension framework - https://support.sugarcrm.com/Documentation/Sugar_Developer/Sugar_Developer_Guide_9.0/Architecture/Extensions/Vardefs/
Once you have tested it on your local installation, you can create an installable package and use module loader utility to upload the changes to Sugar cloud instance.
More details on packaging here - https://support.sugarcrm.com/Documentation/Sugar_Developer/Sugar_Developer_Guide_9.0/Cookbook/Module_Loadable_Packages/
Please let us know if this helps.