[Builtins::Tainted<String> ] __t_incomingKeys(WebCommon::DataSource ds)
Arguments
ds: The source for user-supplied data
Usage
Returns all keys (in no particular order) with at least one value for the specified DataSource.
// called with ?a=1;b=2;b=5
keys = incomingKeys(DataGet);
// keys = ["a","b"] or ["b","a"]