ClearValues
method (DataWindows)
Description
Deletes all the items from a value list or code table associated
with a DataWindow column. (A value list is called a code table when it has
both display and data values.) ClearValues does not affect the data stored
in the column.
Applies to
|
DataWindow type |
Method applies to |
|---|---|
|
PowerBuilder |
DataWindow control, DataWindowChild object, DataStore |
Syntax
PowerBuilder
|
1 2 |
integer dwcontrol.ClearValues ( string column ) integer dwcontrol.ClearValues ( integer column ) |
|
Argument |
Description |
|---|---|
|
dwcontrol |
A reference to a DataWindow control or |
|
column |
The column whose value list you want to delete. |
Return value
Returns 1 if it succeeds and -1 if an error occurs. The return value
is usually not used.
Usage
The edit style of the column can be DropDownListBox, Edit, or
RadioButton. ClearValues has no effect when column has the EditMask or
DropDownDataWindow edit style.
Examples
This statement clears all values from the drop-down list of
dw_Employee’s status column:
|
1 |
dw_Employee.ClearValues("status") |
See also