JSFiddle - React, Tailwind, and code Playground

by alnitak

JavaScript

function isValidDate(s) {
    return /^(\d{1,2})\/(\d{1,2})\/(\d{4})$/.test(s);
}

alert(isValidDate(' 2 / 27 / 2012 ') );
alert(isValidDate('2/27/2012') );
alert(isValidDate('3/2 7/2012') );
alert(isValidDate('3/27/2 012') );