整数と文字列を var に連結する方法は?
int a; int x=2; int y=7200;
a=x*y;
var B=a+"D"; // How to concatenate this to turn it 14400D
// I need use this in the code that changes the AxisX.LabelStyle.Interval.
// We can not use string concatenation here.
chart1.ChartAreas[0].AxisX.LabelStyle.Interval=B;