How do you cut off text after a certain amount of characters in PHP?

Question

I have two string that i want to limit to lets say the first 25 characters for example. Is there a way to cut off text after the 25th character and add a ... to the end of the s

Answer 1

Really quickly,

$truncated = substr('12345678901234567890abcdefg', 0, 20) . '...'