Enables you to initialize or query the current number of rows in a table control, query the current number of rows of tabs in a tab control, or query the current number of items in a list box, list view control, or selection box control.

Applies to	List box control, list view control, selection box control, tab control, table control.
Data Type	I4
Default Value	1 (for table controls)
Possible Values	0 - 9999 (for table controls)