Create an expression to test if expression type is numerical

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    • Type: Task
    • Resolution: Duplicate
    • Priority: Major - P3
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      A new expression, $isNumber, was added to the aggregation expression language. It takes a single expression as an unnamed argument; the format is: {$isNumber: <expression>}. It returns true if the expression evaluates to an int, double, decimal, or long, and false otherwise.

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            Backlog - Core Eng Program Management Team
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