Convert an osmdata query of class opq to a character string query to be submitted to the overpass API.
See also
Other queries:
add_osm_feature(),
add_osm_features(),
bbox_to_string(),
getbb(),
opq(),
opq_around(),
opq_csv(),
opq_enclosing(),
opq_osm_id(),
overpass_status()
Examples
if (FALSE) {
q <- opq ("hampi india")
opq_string (q)
}