Property

Article
04/28/2021

A property that describes the item.

Element hierarchy

<AdditionalProperties>: <Property>

Syntax

<Property Key   = string
          Type? = "bstr" | "boolean" | "string" | "wstr" | "astr" | ... : "string" >

  <!-- Child elements -->
  Value*

  <!-- This element may also contain text (mixed content). -->

</Property>

Key

? optional (zero or one)

: default value

* optional (zero or more)

Attributes and Elements

Attributes

Attribute	Description	Data type	Required	Default value
Key	The key that identifies the property. This must be a system property name (see Windows Properties for a list) or the PROPERTYKEY of a property. (You can use the PROPERTYKEY to support arbitrary properties that are not known to the system.)	string	Yes
Type	The type of value the property contains.	This attribute can have one of the following values: bstr boolean string wstr astr byte int16 uint16 int32 uint32 uint64 int64 double datetime stringarray guid blob null empty	No	string

Key

The key that identifies the property. This must be a system property name (see Windows Properties for a list) or the PROPERTYKEY of a property. (You can use the PROPERTYKEY to support arbitrary properties that are not known to the system.)

string

Yes

Type

The type of value the property contains.

This attribute can have one of the following values:

bstr
boolean
string
wstr
astr
byte
int16
uint16
int32
uint32
uint64
int64
double
datetime
stringarray
guid
blob
null
empty

string

Child Elements

Child Element	Description
Value	The value that will be indexed for the property.

Parent Elements

Parent Element	Description
AdditionalProperties	Contains additional properties that describe the item.

Requirements

	Value
Namespace	`http://schemas.microsoft.com/Search/2013/ApplicationContent`