Name 

Description 

 

AsAnsiString 

This is AsAnsiString, a member of class TField. 

 

AsBCD 

Represents the field's value as a TBcd value. 

 

AsBoolean 

Represents the field's value as a boolean value. 

 

AsBytes 

Represents the field's value as an array of bytes. 

 

AsCurrency 

Represents the field's value as a Currency value. 

 

AsDateTime 

Represents the field's value as a TDateTime value. 

 

AsExtended 

This is AsExtended, a member of class TField. 

 

AsFloat 

Represents the field's value as a double value. 

 

AsInteger 

Represents the field's value as a 32-bit integer. 

 

AsSQLTimeStamp 

Represents the field's value as a TSQLTimeStamp. 

 

AsString 

Represents the field's value as a string (Delphi) or an AnsiString (C++). 

 

AsVariant 

Represents the Value of the field as a Variant. 

 

AsWideString 

This is AsWideString, a member of class TField. 

 

AttributeSet 

Specifies the name of an attribute set in the data dictionary to apply to the field component. 

 

Calculated 

Determines whether the value of the field is calculated by the OnCalcFields event handler of its dataset. 

 

CanModify 

Specifies whether a field can be modified. 

 

ComObject 

Specifies the interface reference implemented by the component. 

 

ComponentCount 

Indicates the number of components owned by the component. 

 

ComponentIndex 

Indicates the position of the component in its owner's Components property array. 

 

Components 

Lists all components owned by the component. 

 

ComponentState 

Describes the current state of the component, indicating when a component needs to avoid certain actions. 

 

ComponentStyle 

Governs the behavior of the component. 

 

CurValue 

Represents the current value of the field component including changes made by other users of the database. 

 

DataSet 

Identifies the dataset to which a field component belongs. 

 

DataSize 

Indicates the amount of memory needed to store a field component's value. 

 

DataType 

Identifies the data type of the field component. 

 

DesignInfo 

Contains information used by the Form designer. 

 

DisplayName 

Represents the name of the field for display purposes. 

 

DisplayText 

Represents the field's value as it is displayed in a data-aware control. 

 

EditMask 

Contains a mask that restricts the data that can be entered into a data field. 

 

EditMaskPtr 

Provides read-only access to the EditMask property. 

 

FieldNo 

Indicates the ordinal position of the field's column in the underlying table or query result. 

 

FullName 

Indicates the field name qualified by the full name of the parent field, if any. 

 

IsIndexField 

Indicates whether a field is an index field. 

 

IsNull 

Indicates whether the field has a value assigned to it. 

 

Lookup 

Determines whether the field is specified as a lookup field. 

 

LookupList 

Indicates a cache of values from the LookupDataSet indexed by a set of values from the KeyFields property. 

 

NewValue 

Represents the current value of the field component including pending cached updates. 

 

Offset 

Indicates the number of bytes added to the end of the current record buffer in the dataset for storing cached values (for calculated fields or BLOB fields). 

 

OldValue 

Represents the original value of the field (as a Variant). 

 

Owner 

Indicates the component that is responsible for streaming and freeing this component. 

 

ParentField 

Specifies the TObjectField object from which this field is derived. 

 

Size 

Indicates the size used in the definition of the physical database field for data types that support different sizes. 

 

Text 

Contains the string to display in a data-aware control when the field is in edit mode. 

 

ValidChars 

Specifies the characters that can be included in the text representation of the field's value. 

 

Value 

Represents the data in an interface field component. 

 

VCLComObject 

Represents information used internally by components that support COM.