JSFiddle - React, Tailwind, and code Playground

JavaScript

var text="aaaľbbbšcccčdddťeeežýáíéäúňôď·/_,:;"
var from = "ľščťžýáíéäúňôď·/_,:;",
              to   = "lssctzyaieaunod------";
          for (var i=0, l=from.length ; i<l ; ++i) {
        text = text.replace(new RegExp(from.charAt(i), 'g'), to.charAt(i));
          }
alert(text)