Definition of IFS and IFS=

Question

What is the difference between IFS and IFS=? I have read on the internet but the definitions are quite vague.Can someone please explain me?

Answer 1

内部字段分隔符（IFS），用于在扩展后进行字拆分，并且IFS =为IFS分配空值。您可以在https://bash.cyberciti.biz/guide/ $ IFS上获得有关IFS的更详细的了解。