One trick to deal with such errors is to first verify your tags and stylesheets. Fortunately, there are many free tools to verify that your HTML, CSS, and RSS feeds are correct.
Nothing is more annoying than this: a webpage was created and decorated, thinking it was done perfectly, but there were some unknown errors when testing, and it was not easy to correct them. One trick to deal with such errors is to first verify your tags and stylesheets. Fortunately, there are many free tools to verify that your HTML, CSS, and RSS feeds are correct. With these easy-to-use tools, you can rest assured that the visitors see what you want to show.
We have collected 14 tools, including online tools and Firefox plugins, and there must be one that meets your needs.
Firefox pluginCSS Validator: provides easy-to-use links to the W3C CSS validator, which you can access through the right-click context menu or tool menu.
Firebug: Firebug is a fully functional debugger and editor. Using it you can develop single page HTML, JavaScript, CSS, DOM, and more. You can also use its plugins to monitor JavaScript, CSS, and XML in real time, find possible errors in it, and learn how to fix them. As an important member of every designer tool repository, Firebug has become more and more versatile and has even begun to have its own plug-ins (such as SitePoint's CodeBurner reference tool).
One trick to deal with such errors is to first verify your tags and stylesheets. Fortunately, there are many free tools to verify that your HTML, CSS, and RSS feeds are correct.
HTML Validator: Based on Tidy and OpenSP, HTML Validator validates the page you visit and gives a simple icon notification. The tool can provide you with more information, and the verification error will be highlighted when you view the source code of the page. Even better, if you can't find the error, the plugin will give you some tips.
Page Validator: By opening the right-click context menu or selecting Validate Page from the tool menu, Page Validator will open a new Tab page to display the verification results of the W3C online verification tool.
One trick to deal with such errors is to first verify your tags and stylesheets. Fortunately, there are many free tools to verify that your HTML, CSS, and RSS feeds are correct.
RSS Validator: By right-clicking the context menu or selecting the tool menu item, RSS Validator can easily let you check an RSS source. It will be taken to a new Tab page to view the results and any potential errors.
Total Validator: Total Validator provides you with a large number of tools through a convenient plug-in. Browse the page you want to see, select the TV icon, and verify various versions of HTML, spell check, screenshots, and more.
Validaty: Validaty adds a button to your toolbar, but when you browse the page, you can see a simple and visual verification result.
One trick to deal with such errors is to first verify your tags and stylesheets. Fortunately, there are many free tools to verify that your HTML, CSS, and RSS feeds are correct.
Web-based validatorvalidator.w3.org: W3C (World Wide Web Consortium) is a group that develops web technology standards. Of course, they will have a validator to check whether your HTML is correct. The file being inspected can be online or uploaded directly, and the validator has multiple formats to display verification reports - additional suggestions, overview forms, additional suggestions (repeated?), and so on. If you want to check your label, you can't be wrong with comrades who contact the specified labels.
jigsaw.w3.org: W3C also provides a CSS verification tool, which can also check your tags to find potential errors and warnings. Similarly, you have options to set different CSS scenarios (profiles), specify what media to create style sheets, and control what information to display in the report.
One trick to deal with such errors is to first verify your tags and stylesheets. Fortunately, there are many free tools to verify that your HTML, CSS, and RSS feeds are correct.
FeedValidator.org: FeedValidator first confirms whether the RSS source you gave it is valid, then checks your latest content entry, gives an overview of the problem, and highlights the rows that have the problem. Very convenient to ensure that your RSS feed is displayed correctly in various readers.
Relaxed.vse.cz: Relaxed does not use the official W3C specification for verification, but uses some of its own rules to verify your documentation. You can select the version of HTML you are using, choose whether to display the source code, whether to use a dirty browser, and several other options. It can also be used as a Firefox plugin to add these services directly to your browser.
One trick to deal with such errors is to first verify your tags and stylesheets. Fortunately, there are many free tools to verify that your HTML, CSS, and RSS feeds are correct.
Validome.org: Validome is like a one-stop shop for validators. This website provides a variety of tools to check your HTML, XML, DTD-Schema, RSS, and Google Sitemaps. Each tool has a lot of options, tweak them to suit your needs.
VirtualPromote.com: VirtualPromote provides developers with a large number of tools to deal with different tasks, but for front-end developers, the three most important items are HTML, CSS and XML validators.
One trick to deal with such errors is to first verify your tags and stylesheets. Fortunately, there are many free tools to verify that your HTML, CSS, and RSS feeds are correct.
xhtml-css.com: xhtml-css.com can quickly browse a site to verify HTML and CSS. Its services include listing all errors and suspicious alerts you need to pay attention to, as well as detailed descriptions of the nature of the problem. You can also use some more advanced options to set HTML encoding, set CSS scenarios and applicable media. The site also provides a Firefox plugin called BeValid, which can help you verify the URL you are accessing faster.