EntityDAC

TEntityAttribute Members

TEntityAttribute class overview.

Properties

Name Description

AsAnsiString

Allows to get and set the value as AnsiString.

AsAnsiStringNullable

Allows to get and set the value as AnsiString or Null.

AsBcd

Allows to get and set the value as TBCD.

AsBcdNullable

Allows to get and set the value as TBCD or Null.

AsBoolean

Allows to get and set the value as Boolean.

AsBooleanNullable

Allows to get and set the value as Boolean or Null.

AsByte

Allows to get and set the value as Byte.

AsByteNullable

Allows to get and set the value as Byte or Null.

AsBytes

Allows to get and set the value as Bytes.

AsBytesNullable

Allows to get and set the value as Bytes or Null.

AsCurrency

Allows to get and set the value as Currency.

AsCurrencyNullable

Allows to get and set the value as Currency or Null.

AsDate

Allows to get and set the value as TDate.

AsDateNullable

Allows to get and set the value as TDate or Null.

AsDateTime

Allows to get and set the value as TDateTime.

AsDateTimeNullable

Allows to get and set the value as TDateTime or Null.

AsDouble

Allows to get and set the value as Double.

AsDoubleNullable

Allows to get and set the value as Double or Null.

AsExtended

Allows to get and set the value as Extended.

AsExtendedNullable

Allows to get and set the value as Extended or Null.

AsGUID

Allows to get and set the value as TGUID.

AsGUIDNullable

Allows to get and set the value as TGUID or Null.

AsInt64

Allows to get and set the value as Int64.

AsInt64Nullable

Allows to get and set the value as Int64 or Null.

AsInteger

Allows to get and set the value as Integer.

AsIntegerNullable

Allows to get and set the value as Integer or Null.

AsLongWord

Allows to get and set the value as LongWord.

AsLongWordNullable

Allows to get and set the value as LongWord or Null.

AsShortInt

Allows to get and set the value as ShortInt.

AsShortIntNullable

Allows to get and set the value as ShortInt or Null.

AsSingle

Allows to get and set the value as Single.

AsSingleNullable

Allows to get and set the value as Single or Null.

AsSmallInt

Allows to get and set the value as SmallInt.

AsSmallIntNullable

Allows to get and set the value as SmallInt or Null.

AsString

Allows to get and set the value as String.

AsStringNullable

Allows to get and set the value as String or Null.

AsTime

Allows to get and set the value as TTime.

AsTimeNullable

Allows to get and set the value as TTime or Null.

AsTimeStamp

Allows to get and set the value as TimeStamp.

AsTimeStampNullable

Allows to get and set the value as TimeStamp or Null.

AsUInt64

Allows to get and set the value as UInt64.

AsUInt64Nullable

Allows to get and set the value as UInt64 or Null.

AsVariant

Allows to get and set the value as Variant.

AsWideString

Allows to get and set the value as WideString.

AsWideStringNullable

Allows to get and set the value as WideString or Null.

AsWord

Allows to get and set the value as Word.

AsWordNullable

Allows to get and set the value as Word or Null.

AsXML

Allows to get and set the value as XML.

IsModified

The property returns True if the attribute value was modified.

IsNull

The property returns True if the value is Null; otherwise, the property returns False.

MetaAttribute

Meta-information about an attribute.

Name

Attribute name.

Methods

Name Description

Compare

Compares its own value with AValue.

FromValue

Allows to copy data from TEDValue to an attribute.

ToString

The method converts a value to string representation, so that it is suitable for display.

ToValue

Allows to save data from an attribute to TEDValue.
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