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Reference for unit 'fpjson' (#fcl)

TJSONNull

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

Class to represent boolean JSON data.

Declaration

Source position: fpjson.pp line 328

`type TJSONNull = class(TJSONData)`
`public`
`class function JSONType; override;`		native JSON data type
`procedure Clear; override;`		Clear data
`function Clone; override;`		Clone boolean value
`end;`

Inheritance

`TJSONNull`		Class to represent boolean JSON data.
\|
`TJSONData`		Base (abstract) object for all JSON based data types
\|
`TObject`

Description

TJSONNull must be used whenever a null value must be represented.

See also

TJSONFloatNumber		Class to represent floating-point JSON data.
TJSONIntegerNumber		Class to represent 32-bit integer JSON data.
TJSONInt64Number		Class to represent 64-bit integer JSON data.
TJSONBoolean		Class to represent boolean JSON data.
TJSONString		Class to represent string JSON data.
TJSONArray		Class of `TJSONArray`
TJSONObject		Class of `TJSONObject`