Returns the possible values for a given filter name. The filter
argument is passed verbatim to the API and is case-sensitive — use
the exact name returned by comex_filters() (for example
"economicBlock", "BECLevel1", "SITCSection", "ISICSection",
"subHeading", "heading", "chapter").
Arguments
- filter
Filter name as returned by
comex_filters()(e.g."country","state","ncm","economicBlock","BECLevel1","SITCSection","ISICSection").- type
Data type:
"general","city", or"historical".- language
Language:
"pt","en", or"es". Default:"en".- verbose
Logical. Show progress messages. Default:
FALSE.