std::url
                
                A utility module for handling URLs.
Functions
- 
parse_query(query: str) -> err|map[str, vec[str]]
- 
Parses a URL-encoded query string. - 
Returns a mapmappingstrkeys to vectors ofstrvalues.
- 
Returns an errif the query string is invalidly-encoded.
 The input can be a full URL — everything up to the first ?will be ignored.
- 
Returns a 
- 
url_decode(input: str) -> str|err
- 
Returns a new string containing the URL-decoded content of the input string. Returns an error if the input is invalidly-encoded. 
- 
url_encode(input: str) -> str
- 
Returns a new string containing the URL-encoded content of the input string.