string format question

I want to format a long text to something shorter for a title.
i.e.

"There was once upon a time a little software called Corona it was the greatest software of all time and every one loved it. "

To

“There was once upon a time a litt…”
How do I do this with string. format?

Thanks [import]uid: 8192 topic_id: 9942 reply_id: 309942[/import]

how about this ??
print(string.sub("There was once upon a time a little software called Corona it was the greatest software of all time and every one loved it. ",
1, 33)) [import]uid: 12482 topic_id: 9942 reply_id: 36249[/import]

You are Genius!!! Thank you so much.! [import]uid: 8192 topic_id: 9942 reply_id: 36252[/import]

whoooo thanks man :slight_smile: [import]uid: 12482 topic_id: 9942 reply_id: 36405[/import]