public override void Process(TagHelperContext context, TagHelperOutput output)
{
output.TagName = "input";
var input =
new Input(new List <string>
{
"wyj-fitem"
})
{
Name = "key",
Id = "toolbar",
Placeholder = "请输入搜索关键词"
};
output.AddAttributes(input);
output.TagMode = TagMode.SelfClosing;
}