import Aksharas from "tamil-characters-count";

// OR for CommonJS:
// const Aksharas = require("tamil-char-count").default;

const input = "வாழ்க தமிழ்"

const results = Aksharas.analyse(input);

const aksharas = results.aksharas.map(akshara => akshara.value);

console.log(aksharas); // "வா", "ழ்", "க", "த", "மி", "ழ்"