解决MVC中textarea出现多余空格的问题

public static MvcHtmlString FixedTextAreaFor<TModel, TProperty>(this HtmlHelper<TModel> htmlHelper, Expression<Func<TModel, TProperty>> expression,object obj)
        {
            return new MvcHtmlString(htmlHelper.TextAreaFor(expression,obj)
                .ToHtmlString()
                .Replace("> ", ">" + Environment.NewLine));
        }