'宣言 Public Class LineMarker Inherits Microsoft.AspNetCore.Components.ComponentBase Implements Microsoft.AspNetCore.Components.IComponent, Microsoft.AspNetCore.Components.IHandleAfterRender, Microsoft.AspNetCore.Components.IHandleEvent
public class LineMarker : Microsoft.AspNetCore.Components.ComponentBase, Microsoft.AspNetCore.Components.IComponent, Microsoft.AspNetCore.Components.IHandleAfterRender, Microsoft.AspNetCore.Components.IHandleEvent