horizontalErrorValue property
      
      double?
      get
      horizontalErrorValue
      
    
    
    
Implementation
double? get horizontalErrorValue => _horizontalErrorValue;
      
      set
      horizontalErrorValue
      (double? value) 
      
    
    
    
Implementation
set horizontalErrorValue(double? value) {
  if (_horizontalErrorValue != value) {
    _horizontalErrorValue = value;
    _updateErrorBarValues();
    forceTransformValues = true;
    markNeedsLayout();
  }
}