Which tag is used for linking in HTML? The tag defines a hyperlink, which is used to link from one page to another.
Tip: You can use href="#top" or href="#" to link to the top of the current page! The href attribute specifies the URL of the page the link goes to. Tip: The following attributes: download, hreflang, media, rel, target, and type cannot be present if the href attribute is not present. Which attribute Cannot be present if the href attribute is not present?
For example, when you must use conditional statements to address multiple conditions, you may miss providing the parentheses as required, leading to syntax flaws. Grammatical mistakes, such as missing parentheses or unmatched brackets, are the major causes of syntax errors in JavaScript. If the answer is yes, then yes, you should use without href. Yes, you can use class and other attributes, but you can not use target, download, rel, hreflang, and type. Is href required for anchor? Yes, it is valid to use the anchor tag without a href attribute. In newer versions of Firefox, you will get JavaScript enabled by default. This gives the void error when an attempt is made to run. This happened when a user blocks JavaScript coding on the web browser. Firstly, this can be caused by being behind a proxy server.JavaScript void is an error, which can be seen on the web browser. The most likely explanation for this would be using a shared computer, and if you don’t have administrative there is nothing you can do about it. Secondly, ensure that Java is running effectively on your machine. This process differs slightly depending on which browser you are using. For Internet Explorer, firstly, click ‘Tools’ and then ‘Internet Options’, and then select the ‘Security’ tab, and the ‘Custom Level’ button. Next scroll down to ‘Scripting of Java applets’, and ensure that the ‘Enable radio button’ is selected, before selecting OK to approve your preference.įor Mozilla Firefox go to Tools > Options and click on the ‘Content’ tab. javascript: void (0) is used as a placeholder URL to indicate that an onclick event is tied to the link to do the actual action. If JavaScript is blocked for some reason then this javascript: void (0) link comes into view.Įnsure that the ‘Enable JavaScript check-box’ is checked, and then click OK.įor Google Chrome click the icon in the top-right corner of Chrome which is shaped like a gear, and then select ‘Settings’. Next select the option ‘Show advanced settings’, and under the ‘Privacy’ section, click ‘Content Settings’. Next select the ‘Allow all sites to run JavaScript (recommended)’ button which is located under JavaScript, and finally click OK.įor Opera, firstly click the Opera drop-down menu which is located in the top-left corner of the Opera browser. Next select Settings > Preferences, or if you’d prefer to use a shortcut then you can also press CTRL + F12 simultaneously to bring up the Preferences screen. Javascript:void(0) is a placeholder URL that is there to tell the user that an onclick event is tied to the link to do the actual action. Next click the ‘Advanced’ tab, and then select ‘Content’ from the menu which is located on the left-hand side of the screen. There are many reasons why this can happen, we have. Firefox 1.0.x: Even though there were several security vulnerabilities, Firefox seems to have adequate support for the Content-Disposition header.
And the last step is to ensure that the ‘Enable JavaScript check-box’ is checked. Netscape 4.x: Will not handle Content-Disposition. However, it will present Save As dialog if the it doesnt recognize Content-Type. To enable JavaScript in Apple’s Safari, click the icon in the top-right corner of the Safari browser which is shaped like a gear, before selecting ‘Preferences’. Next click the ‘Security’ tab, and check the ‘Enable JavaScript check-box’ if it is currently unselected. A popup will then notify you that you have enabled Javascript.