
WriteField
ODBPPLib.IDatabaseObject.WriteField writes data fields from the DatabaseObject obtained by ReadObject or DeleteObject.void WriteField( string name, object newVal ); void ReadFixed( uint field, object newVal ); void ReadSubField( string subTable, uint row, string name, object newVal ); void ReadSubTable( uint subTable, uint row, uint field, object newVal ); void ReadVariable( uint field, object newVal );
Parameters
| name | the name of the desired field to access. |
| field | the index number of the desired field to access, starting from zero (0). |
| row | the index number or name of the desired sub-table row to access, starting from zero (0). |
| subTable | the index number of the desired sub-table field to access. |
| newVal | the object (variant) value that is to be written to the object. |
Return Values
ReadField returns the object (variant) with the current field value.Remarks
Example Use
- C#
public static uint FIRST_TABLE = 1;
private void button1_Click(object sender, EventArgs e){
try{
ODBPPLib.ODBPP odbpp = new ODBPPLib.ODBPP();
odbpp.OpenDatabase("C:\\My\\Database\\Control\\File.odc");
odbpp.BeginTransaction(odbpp.SHARED, 60000);
odbpp.OpenTable(FIRST_TABLE);
result = odbpp.ReadObject(FIRST_TABLE, odbpp.EQUAL_TO, 0, 123);
if(result != null){
result.writeField("First",123);
odbpp.CommitTransaction(true);
}
}
catch (Exception e1)
{
MessageBox.Show(e1.Message);
}
}Also See
AddObject, DeleteObject, NewObject, ReadField, ReadObject, RewriteObject, RestoreObjectListen All
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