Web20 nov. 2024 · To get the last element using $arrayElemAt use second value -1 that indicate last element of an array. $arrayElemAt: ["arrayName", -1]. code will be like … WebDefinition $last New in version 4.4. Returns the last element in an array. Note Disambiguation This page describes the $last array operator. For the $last aggregation …
MongoDB - Query on the last object of an array? - Stack Overflow
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MongoDB $last Aggregation Pipeline Operator - database.guide
WebHow to check if last element in array matches a condition, mongodb; Sort documents by value in the last element of an array that matches filter. Mongodb; Project a specific … WebIf the expression resolves to zero or a positive integer, $arrayElemAt returns the element at the idx position, counting from the start of the array. If the expression … Web16 okt. 2024 · The official MongoDB documentation for version 4.0 states: The $elemMatch operator matches documents that contain an array field with at least one element that … how long before 5mg tadalafil works