value urlDecode(text, flags, charset)
Decode the application/x-www-form-urlencoded text into a value using the specific charset.
Flags:
| Flag | Description | 
|---|---|
"c" | Decode all escaped characters, returns a text, the default | 
"u" | Decode escaped characters but preserve those with semantics importance, returns a text | 
"p" | Parse and decode query parameters, returns a dictionary |