use std::collections::BTreeMap;
pub fn read_query(url: &str) -> BTreeMap<String, String> {
let mut m = BTreeMap::new();
let idx = url.find("?");
if idx.is_some() {
let data: Vec<(String, String)> = serde_urlencoded::from_str(&url[idx.unwrap() + 1..]).unwrap_or_default();
for (k, v) in data {
m.insert(k, v);
}
}
return m;
}