Implement CURL on Button Click in ASP.Net

i want run curl on button click in asp.net 

how to is posible 

public void button_click ()
{
    insert command 
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, "https:test.com");
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); 
    curl_setopt($ch, CURLOPT_POST, 1);
    curl_setopt($ch, CURLOPT_USERPWD, "Ads1b73112" . ":" . "[AuthToken]"); 
    $result = curl_exec($ch); 
    if (curl_errno($ch))
    { 
        echo 'Error:' . curl_error($ch); 
    } 
    curl_close ($ch);
}