Expression
class Expression
A named expression that can be evaluated at search time. Can be used to sort the search results, define other expressions, or return computed information in the search results.
Types
Properties
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Names must begin with a letter and can contain the following characters: a-z (lowercase), 0-9, and _ (underscore).
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The expression to evaluate for sorting while processing a search request. The Expression
syntax is based on JavaScript expressions. For more information, see Configuring Expressions in the Amazon CloudSearch Developer Guide.