How to get last modified field value or previous field value without using Trigger

Today in this post i will explain you how you can get last modified value or previous value without using trigger

1. Creating aText Field: Create aTEXT (255) field on the Object and name it say: Old Value

   2. Setting up the Workflow Rule + Field Update

 

1. Go toSetup | Create | Workflows & Approvals | Workflow Rules
2. New Rule
3. Select theObject
4. ClickNext
5. Evaluation Criteria:created and every time it’s edited
6. Rule Criteria:formula evaluates tor true
7. Fomula:

AND(ISCHANGED(Picklist_Field_c),NOT(ISBLANK(TEXT(Picklist_Field_c))))

 OR

 IF(ISCHANGED(Picklist_Field_c),True,False)

8. Click Save & Next

9. From underImmediate Workflow Actions, click Add Workflow Action to select Field Update

10. Select the Field to Update: Old Value

11. Select Use a Formula to Set the New Value

12. Formula:

TEXT(PRIORVALUE(Picklist_Field_C))

13. Click Save
14. Click Done
15. Click Activate

custom writing