Stores the table height. Is specified as the number of rows. Indicates the number of rows displayed in the data area of the table. The table height accounts for the table header, table footer and the specified number of rows in the data area. In general, the number of rows is not the same as the number of displayed entries, as one entry can occupy several rows in a table. Moreover, different data rows can vary in height.
Used in form layout calculations.
Calling the server is required on client property modification.