ucfirst(); lcfirst(); ucwords(); in typescript

Created: 4 Feb 2022,Updated: 4 Feb 2022,(0) fork,(0) stars,(0) comments,

const ucFirst = (str: string) =>
  str
    .split("")
    .map((v, i) => (i === 0 ? v.toUpperCase() : v))
    .join("");
const lcFirst = (str: string) =>
  str
    .split("")
    .map((v, i) => (i === 0 ? v.toLowerCase() : v))
    .join("");
const ucWords = (str: string) =>
  str
    .split(" ")
    .map((i) => ucFirst(i))
    .join(" ");