Add whitespace to stringbuilder?

Question

How to add empty space to row builder? I need to insert 90 spaces, in VB I had this code, but I was confused how to write in c# can anyone help me

 Dim S As New StringBuilder("HELLO") S.Append(" "c, 90) S.Append("WORLD") MessageBox.Show(S.ToString) 

Thanks.

Answer 1

 S.Append(' ', 90); 

who should do it.

Answer 2

 StringBuilder s = new StringBuilder().Append("Hello").Append(' ', 90).Append("world");