What regular expression can be used here?

Question

Java

data = data.replaceAll(", 6", ",\n6");
data = data.replaceAll(",6", ",\n6");
data = data.replaceAll(", 6", ",\n6");
data = data.replaceAll(", 5", ",\n5");
data = data.replaceAll(", 7", ",\n7");
data = data.replaceAll(", 8", ",\n8");

How can these strings be replaced with a regular expression?

Answer 1

Good afternoon.
data = data.replaceAll(",\s?(\d{1})", ",\n$1");
https://regex101.com/r/A5Ffkx/1