# Control Object Properties

JoinRows | Merge Two or More Rows (Downward)

## Description

Merge two or more rows (downward)

Set this property in the row that starts the join (uppermost) to the total number of joined rows - that number of rows will be merged into one. For rows belonging to an existing join, this property returns a negative integer indicating the row's current position within the join.

## Used By

GRID