Home GitHub Discord Docs Blogs

Back to Documentation MQL Documentation

Commands Aggregation Query And Write

Operators Accumulator Aggregation Arithmetic Expression Array Expression Array Query Array Update Bitwise Bitwise Query Bitwise Update Boolean Expression Comparison Query Conditional Expression Data Size Date Expression Element Query Evaluation Query Field Update Geospatial Logical Query Miscellaneous Object Expression Projection Set Expression Timestamp Expression Variable Expression Window

Reference/Operators/Array Expression/$isArray

$isArray

The `$isArray` operator determines if the operand is an array. Returns a boolean.

Syntax

{ $isArray: <expression> }

Parameters

<expression>stringrequired

Any valid expression.

Copyright © DocumentDB a Series of LF Projects, LLC. For web site terms of use, trademark policy and other project policies please see https://lfprojects.org.