Hi @savi50 Please try this. //rtemaxvalidation.js (function($, window,
document) { var registry = $(window).adaptTo("foundation-registry");
registry.register("foundation.validation.validator", { selector:
"[data-validation=rtemaxlenvalidation]", validate: function(el) { var
element = $(el); var maxLen = element.data('maxlength'); var rteLen =
element.text().trim().length; if (rteLen > maxLen) { return "Exceeded
Maximum Limit"; } } }); }) ($, window, document);