[#44E4C6F7DDFC4E209A1CDAF44737370AB3CD4907]
Return the password
templateStringToken::result_type password(StringToken&& token) const;
If present, this function returns a string representing the password (which may be an empty string). Otherwise it returns an empty string. Any percent-escapes in the string are decoded first.
assert( url_view( "http://jane%2Ddoe:pass@example.com" ).password() == "pass" );
Linear in `this->password().size()`.
Calls to allocate may throw.
userinfo = user [ ":" [ password ] ]
user = *( unreserved / pct-encoded / sub-delims )
password = *( unreserved / pct-encoded / sub-delims / ":" )