12/27/2023 0 Comments Javascript and htmlvalidator![]() Such bad characters appears like in the HTML of the page or in the Page Source. Without being able to read all characters of the page, the extension is not able to validate the page. It appears typically in page declared as UTF8 but in reality stored in Latin1. Some characters that are not defined in the character set used by the or when the page is an URL defined in the exception list of URLs that should not be validated (in the Options.)įrames (when _ads=false) when the protocol is about: (ex: about:blank) or when the page is not an HTML page (ex: PDF) the extension is disabled completely in the browser. So, you will need to correct these errors manually before Tidy can help you to correct the warnings. This icon appears when Tidy has found errors: HTMLĬan not correct using the cleanup. The error should be corrected and Tidy can propose you some change in you HTML code to fix it This icon appears when Tidy has found warnings: HTML errors that TidyĬan correct using the cleanup. Your page is good this is what we should all aim for. Here is the list of the icons andf their meaning.Įrror and no warning during the validation of the page. Icons When using the HTML Validator extension, you will encounter some icons depending of the errors in the page. Yourself) with a good HTML page given by the webserver but with JavaScript inserting, inside the HTML, a HTML error.Ĥ. There are several technics to change a page with JavaScript: You can test yourself with the extension installed.īody.appendChild( doc.createElement("br") ) This option is available in the right menu of the validator icon in the status-bar The extension 0.8x allows to validate a page in his current status after JavaScript execution. But the HTML of the HTML pages can changes due to JavaScript code after : It gives better result for Strict HTML or XHTML validations.Įxecution ) The extension validates by default HTML pages returned by the Web server.There are a lot of SGML DTDs for ex, several types or versions of HTML, SVG or MathML. It is based on DTDs: a language that defines the HTML syntax.This can be important if you want or need to have your pages W3c compliants. So, it gives the same errors than the W3c validator.OpenJade, the SGML parser, has the following advantages: If you have questions about the tidy validation result, there is a user list and with archives: It is interesting to help people to find solutions for their errors. Tidy has a feature to clean up a page.Tidy has an accessibility checker of WAI level 1, 2, 3.Tidy shows errors about attributes values. Both technologies have their advantages and disadvantages.įrom my experience, Tidy has the following advantages: ![]() This extension implements both algorithms without changes. In short, it parses the page and try to understand the errors. ![]()
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