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copied!<p>You can use localStorage or globalStorage to store the data:</p> <pre><code>if(typeof localStorage['userName'] === "undefined") { // defining the localStorage variable localStorage.setItem('userName', 'taranfx'); } alert("Your user is: " + localStorage.getItem('userName')); </code></pre> <p>OR you can use cookies to store the value even after refresh of the page:</p> <p>Cookies can be created, read and erased by JavaScript. They are accessible through the property document.cookie. Though you can treat document.cookie as if it's a string, it isn't really, and you have only access to the name-value pairs.</p> <p>If I want to set a cookie for with a name-value pair 'ppkcookie1=testcookie' that expires in seven days from the moment I write this sentence, I do</p> <pre><code>document.cookie = 'ppkcookie1=testcookie; expires=Thu, 2 Aug 2001 20:47:11 UTC; path=/' </code></pre> <ol> <li>First the name-value pair ('ppkcookie1=testcookie')</li> <li>then a semicolon and a space</li> <li>then the expiry date in the correct format ('expires=Thu, 2 Aug 2001 20:47:11 UTC')</li> <li>again a semicolon and a space</li> <li>then the path (path=/)</li> </ol> <p>This is a very strict syntax, don't change it! </p> <p>Also, even though it looks like I'm writing this whole string to the string document.cookie, as soon as I read it out again I only see the name-value pair:</p> <pre><code>ppkcookie1=testcookie </code></pre> <p><a href="http://www.quirksmode.org/js/cookies.html" rel="nofollow">http://www.quirksmode.org/js/cookies.html</a></p>

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