How can I truncate my strings with a “…” if they are too long?

Question

Hope somebody has a good idea. I have strings like this:

abcdefg
abcde
abc

What I need is for them to be trucated to show like this if more

Answer 1

Here's a version that accounts for the length of the ellipses:

    public static string Truncate(this string value, int maxChars)
    {
        const string ellipses = "...";
        return value.Length <= maxChars ? value : value.Substring(0, maxChars - ellipses.Length) + ellipses;
    }