How to use two parameter in Standard Numeric Format Strings

Question

Hi i have double variable (that contain amount in rupees) Double d = 50000.65487; Now i need this in below string format 50000 (i mean with Group separators and removing removing . (.65487)). CultureInfo ci = new CultureInfo(en-us); lbl_interest.Text = d.ToString(F0 ci); output -> 50000 (removed floating point) lbl_interest.Text = d.ToString(N ci); output -> 50000.65487 (With Grouping) Now i want to make combination of both so how can i ?

Vulpes · Answer

Well you could use: lbl_interest.Text = d.ToString(N0 ci); but like the F0 format it will round to the nearer integer so you'll get 50001. To get 50000 you could use: lbl_interest.Text = ((int)d).ToString(N0 ci); You could also use: lbl_interest.Text = Math.Truncate(d).ToString(N0 ci);