JSFiddle - React, Tailwind, and code Playground
by naokiota
JavaScript
var a= '2014-03-21 12:00:12';
var b = '2014-05-11 18:00:00';
var d_a = Date(a);
var d_b = Date(b);
var diff_sec = d_a.getTime() - d_b.getTime();
alert(diff_sec/(24*60*60*1000))