JavaScriptCookies

Client-Side StorageIvan Matiishyn

January, 2014

Agenda

▪ Web Storage

▪ Cookies

▪ IE User Data

▪ Offline Web Applications

localStorage & sessionStorage

▪ Storage API

▪ Object / Array notation

▪ Storage Lifetime and Scope

localStorage & sessionStorage

▪ Storage Events

– key

– newValue

– oldValue

– storageArea

– url

Cookies

▪ Are Cookies Enabled?

– navigator.cookieEnabled = true | false | undefined

▪ Lifetime

– max-age=<seconds>

– expires=<Date.toGTMString()>

▪ Scope

– path=/

– domain=.example.com

▪ Secure

– HTTP / HTTPS connection

Cookies

▪ Storing

▪ Reading

▪ Limitations standards

300 cookies / browser

20 cookies / server

4Kb / One cookie

IE User Data

▪ DHTML behavior

▪ save(), load()

IE User Data

▪ userData expiration

Offline Web Applications

▪ The Application Cache Manifest

Questions?