JSFiddle - React, Tailwind, and code Playground
JavaScript
let i = 1, k = 3;
while (i < 110) {
console.log(new Array(k).fill(0).map((_, l) => new Array(l + i).fill('*').join('')).join('\n'));
i++;
k++;
}
let i = 1, k = 3;
while (i < 110) {
console.log(new Array(k).fill(0).map((_, l) => new Array(l + i).fill('*').join('')).join('\n'));
i++;
k++;
}