Increment Cookie on Page Refresh

incrementCookieOnPageRefresh.js

function setCookie(cname, cvalue, exdays) {
	var d = new Date();
	d.setTime(d.getTime() + (exdays * 24 * 60 * 60 * 1000));
	var expires = "expires=" + d.toUTCString();
	document.cookie = cname + "=" + cvalue + ";" + expires + ";path=/";
}

function readCookie(cname) {
	var name = cname + "=";
	var ca = document.cookie.split(';');
	for (var i = 0; i < ca.length; i++) {
	    var c = ca[i];
	    while (c.charAt(0) == ' ') {
			c = c.substring(1);
	    }
	    if (c.indexOf(name) == 0) {
			return c.substring(name.length, c.length);
	    }
	}
	return "";
}


// Cookie Settings
var initCookie = 1;
var cookieName = "myCookie";
var getCookie = readCookie(cookieName);

// Under the Hood
if (getCookie == null) {
	setCookie(cookieName, initCookie);
	console.log('Cookie set to value 1');
} else {
	if (getCookie >= initCookie) {
		getCookie++;
		setCookie(cookieName, getCookie);
		console.log('Cookie incremented. Value is ' + getCookie);
	}
}