pub fn symbol(&mut self, name: &str) -> &mut Self {
        match self.kind {
            PlotKind::Points => {
                self.symbols = true;
                self.kind_ref()["symbol"] = name.into();
            },
            _ => panic!("symbol() only applies to points")
        }
        self
    }
/// symbol for points (points only)
symbol for points (points only)
symbol for points ( points only )
pub fn symbol(&mut self, name: &str) -> &mut Self {
        match self.kind {
            PlotKind::Points => {
                self.symbols = true;
                self.kind_ref()["symbol"] = name.into();
            },
            _ => panic!("symbol() only applies to points")
        }
        self
    }
pub fn symbol ( & mut self , name : & str ) -> & mut Self { match self . kind { PlotKind :: Points => { self . symbols = true ; self . kind_ref ( ) [ " " ] = name . into ( ) ; } , _ => panic ! ( " " ) } self }
symbol for points (points only)
symbol for points ( points only )
&mut self
name
&str
&mut self
name
&str