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Conditional expression operators provide control flow and conditional logic in expressions.
| Description | |
|---|---|
$cond |
The $cond operator is used to evaluate a condition and return one of two expressions based on the result. |
$ifNull |
The $ifNull operator is used to evaluate an expression and return a specified value if the expression resolves to null. |
$switch |
The $switch operator is used to evaluate a series of conditions and return a value based on the first condition that evaluates to true. |