Exists

The Exists element represents a search expression that returns true if the supplied property exists on an item.

<Exists>
   <Path/>
</Exists>

ExistsType

Attributes and elements

The following sections describe attributes, child elements, and parent elements.

Attributes

None.

Child elements

Element Description
FieldURI
Identifies frequently referenced properties by URI.
IndexedFieldURI
Identifies individual members of a dictionary.
ExtendedFieldURI
Identifies MAPI properties.

Parent elements

Element Description
Restriction
Represents the restriction or query that is used to filter items or folders in FindItem/FindFolder and search folder operations.
Not
Represents a search expression that negates the Boolean value of the search expression that it contains.
And
Represents a search expression that enables you to perform a Boolean And operation between two or more search expressions. The result of the And operation is true if all the search expressions contained within the And are true.
Or
Represents a search expression that performs a logical OR on the search expression that it contains. Or will return true if any of its children return true.

Remarks

The schema that describes this element is located in the EWS virtual directory of the computer that is running Microsoft Exchange Server 2007 that has the Client Access server role installed.

Element information

Element Example
Namespace
http://schemas.microsoft.com/exchange/services/2006/types
Schema Name
Types schema
Validation File
Types.xsd
Can be Empty
False

See also