Force browser to clear cache javascript

Force browser to clear cache javascript

August 16, by Tsetso Mihailov. In the following post, you will see all the effective ways to hard refresh and clear cache for the most popular browsers — ChromeFirefoxIESafariincluding ones based on them. When it comes to browsers storing content, so it can be accessed faster, this is helpful to many users, but disliked by some developers. Browsers these days use caching to store every front end resource such as CSS style sheets and JavaScript.

What if you want to see the immediate changes? The only way to accomplish these changes is to do a hard refresh or also known as force the clearing of the browser cache. A hard refresh is the method for clearing cache of a browser for a specific Web page, forcing it to load the most recent version of said page.

A hard refresh is usually the fix you need. Performing a fast hard refresh to clear cache in Google Chrome can be done by using the following shortcut keys:. A second method is to hold down Ctrl and pressing the F5 key. If you have the Chrome Developer Tools by pressing F12right click on the Refresh button and a menu will drop down. This menu gives you the option of doing a hard refresh, or even clearing the cache and do a hard refresh automatically as shown in the picture below:.

Since Internet Explorer is only for Windows, hard refreshing to clear cache in Internet Explorer can be done by pressing the following keys:.

An alternative is to hold the Ctrl key and click the Refresh button.

force browser to clear cache javascript

Tsetso Mihailov is a tech-geek and loves everything that is tech-related, while observing the latest news surrounding technologies. He has worked in IT before, as a system administrator and a computer repair technician. Dealing with malware since his teens, he is determined to spread word about the latest threats revolving around computer security. More Posts. Follow Me:. Previous post. Next post. Your email address will not be published. Time limit is exhausted. Tsetso Mihailov Tsetso Mihailov is a tech-geek and loves everything that is tech-related, while observing the latest news surrounding technologies.

More Posts Follow Me:. Share on Facebook Share. Share on Twitter Tweet. Share on Google Plus Share. Share on Linkedin Share. Share on Digg Share. Share on Reddit Share. Share on Stumbleupon Share. Send email Mail. Previous post Next post. Leave a Comment Cancel reply Your email address will not be published.

Thank you.Remember Me? Advanced Search. Page 1 of 2 1 2 Last Jump to page: Results 1 to 10 of Thread: Clear Browser Cache with Javascript? Clear Browser Cache with Javascript? Hi I'm looking for a script that can clear browser cache at page load.

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Or is it possible to clear cache only of images? Posts 1, Thanks 0 Thanked 8 Times in 7 Posts. You can't. The End. Donate 'em to me : Just send me a PM. Currently: enjoying the early holidays :. I wouldn't say the end. You certainly cannot do it with an SSI language or a script.

force browser to clear cache javascript

And certainly not without the users knowledge read: permission. Perhaps though, we need more information from the O. Security issue and completely impossible, but it might be possible to solve the problem another way, or attach a no-cache header for a page that must reload each time, etc. Once it is on the computer, though, nothing can be done, at all, short of invading the computer with ActiveX or a Java applet, at which point you could just as easily rename their C drive as delete their cache.

Here's my problem. We update news on our website with own CMS System. Each time the news are updated, images of old news are left in browser cache so viewers need to refresh the browser 2 to 3 times several sometimes to get the correct images.

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Couple things. I'll try the first one. Can't try second as my page is written with asp. Originally Posted by rapster Originally Posted by djr Page 1 of 2 1 2 Last Jump to page:. Bookmarks Bookmarks del. All times are GMT. The time now is PM.But what does clearing your browser cache actually mean, and how do you do it for your specific browser? But sometimes this cache can actually cause problems for your browsing experience.

Most of the time — you never even notice browser caching happening. But…sometimes things can go wrong. Or, the cache might have become corrupted and is actually interfering with the proper functioning of a web page. Normally, when you refresh a page, your browser still serves up the cached version of the page, rather than downloading all of the assets again. But you can actually bypass the cache and force a complete refresh by using some simple hotkeys:.

It leaves the rest of your browser cache untouched. To clear the browser cache for Google Chromeget started by clicking the Three Dots icon in the top right of your browser window. Then, find the More Tools option and select Clear browsing data… from the submenu:.

Chrome will open up a new tab with a popup window titled Clear Browsing Data. Make sure that only the Cached images and files box is checked. Otherwise, you might accidentally clear your browsing history, saved passwords, cookies, and more:. You will receive the next issue of the Kinsta Newsletter within a week. You can also change the timeframe at the top, though usually the default of 4 weeks is perfectly fine. Then, click the Clear browsing data button to clear your cache.

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To clear the browser cache for Mozilla Firefoxget started by clicking the Hamburger icon in the top right and selecting History:. Firefox will then open a popup.

In the Time range to clear: drop-down, select Everything. Then, make sure to only check the Cache box to avoid clearing important browsing data. Then, click Clear Now to clear your cache:. Spend less time with troubleshooting and more time growing your business with our simplified website management. Try Kinsta for Free. To clear the browser cache for Safariyou have two options. Again — this method takes a scorched earth approach. In addition to your browser cache, it will also clear your browsing history, cookies, etc.

Intro To Service Workers \u0026 Caching

To clear the browser cache for Internet Explorerget started by clicking the Gear icon in the top right to access the Tools menu. Then, find Safety and select Delete Browsing History… from the submenu:. Internet Explorer will open a popup. Make sure to only select the Temporary Internet files and website files box to avoid clearing important information. Then, click the Delete button at the bottom:.

To clear the browser cache for Operaclick the Opera icon in the top left, find the More Tools option, and select Clear browsing data from the submenu:. For most cases, you should set Obliterate the following items from: equal to at least the last 4 weeks. Then, make sure to only check the Cached images and files box and then click the Clear browsing data button:. Chat with the same team that backs our Fortune clients. Check out our plans. From beginner tips to advanced strategies, you'll find something useful that you can use today.

Legal information. We use cookies for some functionality on our website to work properly, collecting analytics to understand and improve a visitor's experience, and for personalized advertising.Whenever we do some modification to the existing.

This is because those. When the user accesses the URL, it will take the cached. That is the reason those new changes will not appear to the user. But, we cannot ask each and every user to clear the cookie of their browser.

We cannot even ask them to go for a hard refresh of the page. Cache Busting It is a unique string appended to the path of the. This has to happen as this process improves the performance where the page doesn't need to download these associated files again and again whenever the page is refreshed.

How To Force Browser to Clear Cache in WordPress

Now, there can be an issue with this process. Whenever we do some changes to any of the existing. As a developer, we need to ensure that client's browser should get these updates in existing files without much struggle. Therefore, cache buster query string can be updated so that the browser doesn't recognize the file in the cache memory and downloads the new file on a refresh of the page. When to use this mechanism Do not do for all.

Analyze which files often get modified and apply a cache busting mechanism only to those files. Because caching is essential for performance point of view. For every refresh of the page, if all of its associated. Hence, select only a few files which often get modified. View All. Pradeepa Achar Updated date Mar 09, Different types of cache busting Static Cache busting When a file is updated, all references to that file could be manually updated to increment sof version numbers such as 1, 2, 3, etc.

But this is not an ideal approach as we need to do lots of manual work to change version number every time we modify the file. Free trial. Try them free. Learn More.

Tell me more about cache

Next Recommended Article. Internet Web Reload Cached Files.While developing and making updates to a website you sometimes cannot see the changes in real-time. Today we had a client that was using no caching plugins within WordPress or any caching tools on the server.

Yet after our upgrade of the WordPress core and several plugins the site would not show these updates unless we forced the desktop browser to hard dump the cache.

force browser to clear cache javascript

Short of looking through all plugins and how they load these files and then versioning them manually, which they should already be doing in our opinion, the next best option was to add some HTML meta data to the header of the website.

We tried all of the above, but it was still not working. That when we stumbled upon Busted! Right after installing we checked some mobile devices such as iOS Safari and the site loaded showing the new changes.

Save my name, email, and website in this browser for the next time I comment. Notify me of follow-up comments by email. Notify me of new posts by email. Prodjex is a Kansas City web development company that provides end-to-end web development services for all things web related. Hit enter to search or ESC to close. Tags: cache clear cache force html meta web code. Leave a Reply Cancel Reply My comment is.

Share Tweet Share Pin. About Us Prodjex is a Kansas City web development company that provides end-to-end web development services for all things web related. All Rights Reserved. Privacy Policy.The whole process is even cooler with CDNs and plugins like WP Rocket because they allow the user to target different types of resources and set expiration dates for them individually.

Web browsers are smart but not all of their automation is perfect. They fail to update their cache sometimes and even going as far as displaying outdated data to users. This results in a malfunctioning website or at least a functionality that is outdated and it is at such times that you need to clear your cache manually.

Delete Browsing History in Internet Explorer. Congratulations, you now know how to clear the cache of all major browsers and their derivatives.

He works as a Graphic Designer, Web Developer, and programmer. Written by Martins D. Clear Cache in Google Chrome. Clear Browsing Data in Google Chrome. Firefox Preferences. Firefox Clear Data. Firefox Clear Cache Data. Internet Explorer Delete Browsing History. Edge Settings. Edge Privacy and Security. Edge Clear Browsing Data. Clear Browser History in Safari. Active Develop Menu in Safari. Empty Caches in Safari. Clear Browser Data in Opera.

Clear Browser History Data in Opera. Sharing is Caring You may also like. Martins D. View all posts.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. Is there a way I can put some code on my page so when someone visits a site, it clears the browser cache, so they can view the changes?

If this is about. For example:. You can check out this link to see how it could work. Another common practices is to append constantly-changing strings to the end of the requested files.

For instance:. This is an old question but I think it needs a more up to date answer because now there is a way to have more control of website caching. See also Using the application cache on Mozilla Developer Network for more info.

Things change quickly on the Web. This question was asked in and in I posted an update about a new way to handle the problem described in the question. Another 4 years passed and now it seems that it is already deprecated. Thanks to cgaldiolo for pointing it out in the comments. This feature is in the process of being removed from the Web platform. This is a long process that takes many years.

Using any of the offline Web application features at this time is highly discouraged. Use service workers instead. Deprecated This feature has been removed from the Web standards.

How to force clear cache in

Though some browsers may still support it, it is in the process of being dropped. Do not use it in old or new projects.

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Pages or Web apps using it may break at any time. See also Bug - Add a deprecation notice for AppCache if service worker fetch interception is enabled. Not as such. One method is to send the appropriate headers when delivering content to force the browser to reload:. Making sure a web page is not cached, across all browsers. NET specific examples. Another, less clean but sometimes only way if you can't control the headers on server side, is adding a random GET parameter to the resource that is being called:.

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For static resources right caching would be to use query parameters with value of each deployment or file version. This will have effect of clearing cache after each deployment. In cache. It is important now that it works in my case Apache just by updating each time the "version" comment.

It is also an option to name files with "?

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