JSFiddle - React, Tailwind, and code Playground
JavaScript
function formatNumber (num) {
return num.toString().replace(/(\d)(?=(\d{3})+(?!\d))/g, "$1,")
}
console.log(formatNumber(''))Please Whitelist JSFiddle in your content blocker.
Help keep JSFiddle free for always by one of two ways:
- Whitelist JSFiddle in your content blocker (two clicks)
- Go PRO and get access to additional PRO features →