Function $let

Defines variables for use within the scope of a sub-expression and returns the result of the sub-expression.

$let(obj, expr, options): unknown
Parameters
- obj: AnyObject
  The target object for this expression
- expr: unknown
  The right-hand side of the operator
- options: Options
  Options to use for this operattion
Returns unknown
- Defined in src/operators/expression/variable/let.ts:21