(Go) HTTP HEAD Request

Sends an HTTP HEAD request and gets the response.

Note: The response to an HTTP HEAD request is always just the response header. The reponse body is always 0 length (thus the reason it's called a "HEAD" request..)

Chilkat Go Downloads Go Package for Windows, MacOS, Linux, Alpine Linux, Solaris

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    http := chilkat.NewHttp()

    // If the URL uses "https://", then the connection will be TLS.
    // Otherwise it will be TCP.
    resp := http.GetHead("https://example-code.com/")
    if http.LastMethodSuccess() != true {
        // A failure is when we don't get any response.  It could be a timeout, an inability to connect, etc.
        // For example, a "404 Not Found" response is still a response, and thus deemed success in terms of the API..
        fmt.Println(http.LastErrorText())
        http.DisposeHttp()
        return
    }

    // Examine the response.
    fmt.Println("Status Code = ", resp.StatusCode())
    fmt.Println("Status Line = ", resp.StatusLine())
    fmt.Println("Status Text = ", resp.StatusText())
    fmt.Println("Full Response Header:")
    fmt.Println(resp.Header())
    fmt.Println("----")
    numHeaderFields := resp.NumHeaderFields()
    fmt.Println("Num Header Fields: ", numHeaderFields)
    var i int
    for i = 0; i <= numHeaderFields - 1; i++ {
        fmt.Println(*resp.GetHeaderName(i), ": ", *resp.GetHeaderValue(i))
    }

    resp.DisposeHttpResponse()

    http.DisposeHttp()