In the AttributeCreator, under Advanced, you can Enable Adjacent Feature Attributes which will let you access prior or subsequent features. You can then use conditionals to set attributes, like you would do in Excel. (If A has a value, do nothing. Else, use A from the previous row.)
In the AttributeCreator, under Advanced, you can Enable Adjacent Feature Attributes which will let you access prior or subsequent features. You can then use conditionals to set attributes, like you would do in Excel. (If A has a value, do nothing. Else, use A from the previous row.)
Exactly, simply adding a screenshot:
See also here: https://engage.safe.com/blog/2017/08/adjacentfeatureattributes-evangelist166/