Web Api Parameter always null

Question

Why is the parameter always null when I call the below Post method with the below ajax?

public IEnumerable Post([FromBody]string value)
{
    r         


        

Answer 1

whenever we are calling web api action and which take [frombody] parameter then input parameter prefix with = for example

public string GetActiveEvents([FromBody] string XMLRequestString) {
}

to call above web api action

1. URI

2.

User-Agent: Fiddler

Content-Type: application/x-www-form-urlencoded

Host: localhost:54702

Content-Length: 936

3. request body is =data

I hope this will give clear idea.