How do you find numbers in a string in java?

For example, if I wanted to find the numbers in "There are 47 cats at the house", I would come out with 47...How do you do that?

How do you find numbers in a string in java?
Using regular expressions. Been a while time since i used Java but something like.





Pattern pat = Pattern.compile("\d+");


Matcher match = pat.Matcher("There are 47 cats at the house");


int cats = match.group();