Best way to remove the last character from a string built with stringbuilder

Question

I have the following

data.AppendFormat(\"{0},\",dataToAppend);

The problem with this is that I am using it in a loop and there will be a t

Answer 1

You should use the string.Join method to turn a collection of items into a comma delimited string. It will ensure that there is no leading or trailing comma, as well as ensure the string is constructed efficiently (without unnecessary intermediate strings).