NamedRankExpression class
A named expression that can be evaluated at search time and used for ranking or thresholding in a search query.
Constructors
- NamedRankExpression({required String rankExpression, required String rankName})
- NamedRankExpression.fromXml(XmlElement elem)
-
factory
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- rankExpression → String
-
The expression to evaluate for ranking or thresholding while processing a
search request. The
RankExpressionsyntax is based on JavaScript expressions and supports:final - rankName → String
-
The name of a rank expression. Rank expression names must begin with a
letter and can contain the following characters: a-z (lowercase), 0-9, and _
(underscore). Uppercase letters and hyphens are not allowed. The names
"body", "docid", and "text_relevance" are reserved and cannot be specified
as field or rank expression names.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toJson(
) → Map< String, dynamic> -
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited