pub fn label_post(&mut self, s: &str) -> &mut Self {
        self.label_formatter(
            &format!("function(v,a) {{ return {} + {:?}; }}",TICK_FORMAT,s)
        )
    }
/// append a string to the default label
append a string to the default label
append a string to the default label
pub fn label_post(&mut self, s: &str) -> &mut Self {
        self.label_formatter(
            &format!("function(v,a) {{ return {} + {:?}; }}",TICK_FORMAT,s)
        )
    }
pub fn label_post ( & mut self , s : & str ) -> & mut Self { self . label_formatter ( & format ! ( " " TICK_FORMAT s ) ) }
append a string to the default label
append a string to the default label
&mut self
s
&str
&mut self
s
&str