[[.estimate_secondary: Extract elements from estimate_secondary objects with bracket notation
Description
Provides backward compatibility for bracket-based access to deprecated
elements. See $.estimate_secondary for details on the deprecation.
Usage
# S3 method for estimate_secondary
[[(x, i)
Value
The requested element with a deprecation warning for deprecated
elements
Arguments
- x
An estimate_secondary object
- i
The name or index of the element to extract