JSFiddle - React, Tailwind, and code Playground
by zainshaikh
JavaScript
var rightNow = new Date( );
var jan1 = new Date(rightNow.getFullYear( ), 0, 1, 0, 0, 0, 0);
var temp = jan1.toGMTString( );
var jan2 = new Date(temp.substring(0, temp.lastIndexOf(" ")-1));
var std_time_offset = (jan1 - jan2) / (1000 * 60 * 60);
document.write(std_time_offset);