MapWinGIS:Table EditDeleteField
From MapWindow GIS
EditDeleteField
Deletes a field from the table. Note: The table must be set to allow editing before a field can be deleted from the table.
See also StartEditingTable
VB.NET Usage
Function EditDeleteField(FieldIndex As Integer, cBack As MapWinGIS.ICallback) As Boolean
Parameters
|
FieldIndex | The index of the field to be deleted from the table. |
| cBack | The ICallback object which will receive progress and error messages while the field is being deleted from the table. |
| ReturnValue | A boolean value representing the success or failure of deleting the field from the table. |
Sample Code
Private Sub TableDeleteField()
Dim table As New MapWinGIS.Table()
Dim success As Boolean
'Open a table
success = table.Open("C:\test.dbf")
'Start editing the table
success = table.StartEditingTable()
'Delete field 0 from the table
success = table.EditDeleteField(0)
End Sub
VB 6 Usage
Function EditDeleteField(FieldIndex As Long, cBack As ICallback) As Boolean
Parameters
|
FieldIndex | The index of the field to be deleted from the table. |
| cBack | The ICallback object which will receive progress and error messages while the field is being deleted from the table. |
| ReturnValue | A boolean value representing the success or failure of deleting the field from the table. |
Sample Code
Private Sub TableDeleteField()
Dim table As New MapWinGIS.table
Dim success As Boolean
'Open a table
success = table.Open("C:\test.dbf")
'Start editing the table
success = table.StartEditingTable()
'Delete field 0 from the table
success = table.EditDeleteField(0)
End Sub
