Problem: How to limit the number of characters in WYSIWYG editor for anchor tags links
Solution: You need to add custom shortcode as per your requirement to restrict the number of characters for anchor tag links inside the WYSIWYG editor.
You can find proposed possible solution, in this case, with the following reply: => https://toolset.com/forums/topic/limit-the-number-of-characters-in-wysiwyg-with-links/#post-617556
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