JSFiddle - React, Tailwind, and code Playground

by Daniel Redwood

JavaScript

var counter = parseInt(1234);

$('*').each(function(){

    var thiis    = $(this),
        dataAttr = thiis.data();

    if (dataAttr) {

        $.each(dataAttr, function(key, value) {

            var newKey  = parseInt(key) + counter;

            thiis
                .removeAttr('data-' + key)
                .attr('data-' + newKey, value);
        });
    }
});