Programmatically Get Content Types

Title: You might want to get all the content types on a given site

Code:

static void GetListTypeID()
{
    using (SPSite oSite = new SPSite(@"http://localhost/"))
    {                
        using (SPWeb oWeb = oSite.OpenWeb())
        {
            SPContentTypeCollection ctypecoll = oWeb.ContentTypes;
            foreach (SPContentType type in ctypecoll)
            { 
                Console.WriteLine("ID: " + type.Id + " ; Name: " + type.Name);   
            }                    
        }
    }
}