 
 extension SplitLine: Enumable {
     public enum Enums {
-        case show(Bool), interval(LengthValue), lineStyle(LineStyle)
+        case show(Bool), interval(LengthValue), length(LengthValue), lineStyle(LineStyle)
     }
     
     public typealias ContentEnum = Enums

                self.show = show
            case let .interval(interval):
                self.interval = interval
            case let .lineStyle(lineStyle):
                self.lineStyle = lineStyle
            }

    public var show: Bool?
    /// 分隔线的显示间隔
    public var interval: LengthValue?
    /// 分隔线的长度
    public var length: LengthValue?
    /// 分割线的样式
    public var lineStyle: LineStyle?
    
