Isn’t each line in the WYSIWYG already wrapped in a <p> tag? Could you accomplish what you’re trying to do by targeting/styling the <p> tags instead of wrapping them in a <span>? What is your reason for wrapping in a <span>?
Welcome to the Advanced Custom Fields community forum.
Browse through ideas, snippets of code, questions and answers between fellow ACF users
ACF wouldn’t be so widely used in WordPress if it didn’t have some pretty amazing capabilities. In this article, we look at a few of the features we’ll discuss during “7 things you didn’t know you could do with ACF” at #WPEDecode later this month. https://t.co/5lnsTxp81jpic.twitter.com/Yf0ThPG1QG