Here are the collection of snippets to do CRUD operation with ZKSforce (Force.com toolkit for iOS).
Remember this is a SOAP based API, there is a new alternative library available from salesforce called MobileSDK for iOS.
Create new record/ add new obj in Salesforce
To update SF object
Delete or Undelete object
Fetching objects/records from Salesforce
Attachment (adding binary objects to SF attachment)
- Github - Force.com toolkit for iOS (deferred now)
- Slidehsare - Beyond Force.com toolkit for iOS (Dreamforce 2011)
- Github - Shiny new Force.com MobileSDK for iOS
- DeveloperForce wiki - Getting started with MobileSDK