//Created a static method which accepts name, value and htmlAttributes as parameter. This method is extension method.
//We can access this method using @html.
public static HtmlString Custom_TextArea(this HtmlFileHelper helper, string name, string value, object htmlAttributes)
{
//Created a textarea tag using TagBuilder class.
TagBuilder textarea = new TagBuilder("textarea");
//Setting its name attribute
textarea.Attributes.Add("name", name);
if (!string.IsNullOrEmpty(value))
{
//assigning the value passed as parameter. This valus is shown inside the TextArea.
textarea.InnerHtml = value;
}
//Merging the attribute object.
textarea.MergeAttributes(new RouteValueDictionary(htmlAttributes));
return(MvcHtmlString.Create(textarea.ToString()));
}
//Created a static method which accepts name and value as parameter. This method is extension method.
//We can access this method using @html.
//This method in turn calls another method which is our third overload.
public static HtmlString Custom_TextArea(this HtmlFileHelper helper, string name, string value)
{
return(Custom_TextArea(helper, name, value, null));
}