[Overview][Constants][Types][Classes][Procedures and functions][Variables] | Reference for unit 'Classes' (#fcl)

# TBinaryObjectWriter

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

Driver class which stores component data in binary form.

## Declaration

`type TBinaryObjectWriter = class(TAbstractObjectWriter)`
`public`
`constructor Create();` |  | Creates a new instance of a binary object writer.
`destructor Destroy; override;` |  | Destroys an instance of the binary object writer.
`procedure BeginCollection; override;` |  | Start writing a collection.
`procedure BeginComponent(); override;` |  | Start writing a component
`procedure BeginList; override;` |  | Start writing a list.
`procedure EndList; override;` |  | Mark the end of a list.
`procedure BeginProperty(); override;` |  | Start writing a property
`procedure EndProperty; override;` |  | Marks the end of writing of a property.
`procedure WriteBinary(); override;` |  | Writes binary data to the stream.
`procedure WriteBoolean(); override;` |  | Writes a boolean value to the stream.
`procedure WriteFloat(); override;` |  | Writes a float value to the stream.
`procedure WriteSingle(); override;` |  | Writes a single-type real value to the stream.
`procedure WriteDate(); override;` |  | Writes a date type to the stream.
`procedure WriteIdent(); override;` |  | Writes an identifier to the stream.
`procedure WriteInteger(); override;` |  | Writes an integer value to the stream.
`procedure WriteMethodName(); override;` |  | Writes a methodname to the stream.
`procedure WriteSet(); override;` |  | Writes a set value to the stream.
`procedure WriteString(); override;` |  | Writes a string value to the stream.
`end;`

## Inheritance

`TBinaryObjectWriter` |  | Driver class which stores component data in binary form.
`TAbstractObjectWriter` |  | Abstract driver class for writing component data.
`TObject`