strings

Documentation

Overview

Package strings String expressions, with the exception of $concat, only have a well-defined behavior for strings of ASCII characters.

Index

• func Meta(metaDataKeyword string) textOperator

Functions

func Meta

func Meta(metaDataKeyword string) textOperator

Meta Returns the metadata associated with a document, e.g. "textScore" when performing text search. A $meta expression has the following syntax: { $meta: <metaDataKeyword> } The $meta expression can specify the following values as the <metaDataKeyword>