Takes a define xml and returns a dataset with specifications for each
variable. The variable will just be the variable, unless the specification
for that variable differ between datasets
Usage
xml_to_var_spec(doc)
Value
data frame with variable, length, label columns
Arguments
doc
define xml document
See Also
Other xml builder:
xml_to_codelist(),
xml_to_derivations(),
xml_to_ds_spec(),
xml_to_ds_vars(),
xml_to_value_spec()