JSFiddle - React, Tailwind, and code Playground
by Ganesh
JavaScript
var r = /^([0-1][0-9]|[2][0-3]):([0-5][0-9])$/;
console.log(r.test('01::07'));
console.log(r.test('09:55'));
console.log(r.test('23:59'));
console.log(r.test('122:222'));
console.log(r.test('2323:22'));