iproto {interfacer} | R Documentation |
Generate a zero length dataframe conforming to an iface
specification
Description
This function is used internally for default values for a dataframe
parameter. It generates a zero length dataframe that conforms to a iface
specification, in terms of column names, data types and groupings. Such a
dataframe is not guaranteed to be fully conformant to the iface
specification if, for example, completeness constraints are applied.
Usage
iproto(iface)
Arguments
iface |
the specification |
Value
a dataframe conforming to iface
Examples
i = interfacer::iface(
col1 = integer ~ "A number",
col2 = character ~ "A string"
)
iproto(i)
[Package interfacer version 0.2.3 Index]