These options will be used on objects of class 'zooreg'.
opts_zooreg(constructor = c("zooreg", "next"), ...)An object of class <constructive_options/constructive_options_zooreg>
Depending on constructor, we construct the object as follows:
"zooreg" (default): We build the object using zoo::zooreg(), using the
start and frequency arguments.
"next" : Use the constructor for the next supported class.