Sets or returns a value that indicates whether a zero-length string ("") is a valid setting for the Value property of the CdbField object with a Text or Memo data type.
Syntax
VOIDSetAllowZeroLength(BOOL bFlag);
BOOLGetAllowZeroLength(VOID);
Parameters
| Type | Example | Description |
| BOOL | bFlag | TRUE if the CdbField object accepts a zero-length string as its Value property. |
Remarks
For an object not yet appended to the Fields collection, this property is read/write.
Once appended to a Fields collection, the availability of the AllowZeroLength property depends on the object that contains the Fields collection, as shown in the following table.
| If the Fields collection belongs to a | Then AllowZeroLength is |
| CdbIndex object | Not supported |
| CdbQueryDef object | Read-only |
| CdbRecordset object | Read-only |
| CdbRelation object | Not supported |
| CdbTableDef object | Read/write |
You can use this property along with the Required, ValidateOnSet, or ValidationRule property to validate a value in a field.