How to store UserName who is Updating the value of a table For Update Trigger?

[Jasleen104]

Now that I am using this particular sql code for audit-trigger, I would like to see which particular user is making changes in the table along with the the following attributes:

1. Date of change
2. Timestamp
3. In Table(table name)
4. Changed Field(changed attribute)
5. From value(old value)
6. To value(new value)
   Please provide the necessary help. Thanks in advance.