Reference/Operators/Array Expression/$in$inThe `$in` operator returns a boolean indicating whether a specified value is in an array.Syntax{ $in: [ <expression>, <array expression> ] }Parameters<expression>stringrequiredAny valid expression.<array expression>stringrequiredAny valid expression that resolves to an array.
Reference/Operators/Array Expression/$in$inThe `$in` operator returns a boolean indicating whether a specified value is in an array.Syntax{ $in: [ <expression>, <array expression> ] }Parameters<expression>stringrequiredAny valid expression.<array expression>stringrequiredAny valid expression that resolves to an array.