What does JavaScript void () mean?
returns nothing
When a function is void, it means that the function returns nothing. This is similar to functions in JavaScript which return undefined explicitly, like so: function und() { return undefined } und()
Should I use JavaScript void?
Conclusion and recommendations Use the javascript:void(0) if you want to be raw, precise and fast. Use href=”#” and prevent the default event with javascript to be a standards follower. If your link doesn’t go anywhere, don’t use an element.
What can I use instead of JavaScript void?
There’s no real alternative to `javascript:void 0`. If you need to have a link that absolutely will not do anything, even under noscript, it’s the only solution. Using `href=”#”` is not an alternative, because it messes with the user’s navigation history.
How do I get rid of Java void?
Solution 1 – Make sure Java is properly installed Press the Win+X keyboard keys and from the displayed list choose Control Panel. From Control Panel switch to Categories and then click on Programs. Under Programs and Features, click on Uninstall.
How do I unblock JavaScript in chrome?
Activate JavaScript in your browser
- Open Chrome on your computer.
- Click. Settings.
- Click Security and Privacy.
- Click Site settings.
- Click JavaScript.
- Select Sites can use Javascript.
What does run script void mean?
See, most browsers allow you to run scripts by entering it into the URL bar. With “void (0)”, you can do this without having to switch pages – it effectively cancels out the page load.
What is href JavaScript void?
The JavaScript void operator evaluates the given expression and then returns a value of undefined . You may ocassionally encounter an HTML document that uses href=”JavaScript:Void(0);” within an element. JavaScript void is often used when, inserting an expression into a web page may produce an unwanted side-effect.
Can I use a tag without href?
Yes, it is valid to use the anchor tag without a href attribute. If the a element has no href attribute, then the element represents a placeholder for where a link might otherwise have been placed, if it had been relevant, consisting of just the element’s contents.
What is a void operator?
void is an important keyword in JavaScript which can be used as a unary operator that appears before its single operand, which may be of any type. This operator specifies an expression to be evaluated without returning a value.
How do I stop href from reloading page?
If you put # inside the href like then the link will not refresh or reload when clicked.
What can I use instead of a href?
Using the “#” character as a placeholder basically makes the link “active.” The browser interprets it as a tag that points to something else. If href is empty, the browser will assume the a tag is just another tag.
Is JavaScript enabled on my computer?
If you click the “Test JavaScript” button, then the text box below it should show ‘Yes, JavaScript is enabled. ‘ After you click it, if the text is showing “enabled”, then assume JavaScript is running.
How do I fix the JavaScript void (0) error?
The javascript: void (0) should no longer appear. If it does, try the following alternatives as well. This option refreshes corrupted or possibly outdated files. While holding the shift key, click on the Reload button. The shortcut for this is CTRL + F5. Mac users can use Command + Shift + R. Option 3: Clear the Cache.
What is the use of void in JavaScript?
JavaScript:void(0) The void operator is used to evaluate an expression and returns the undefined. Generally, this operator is used for obtaining the undefined primitive value. It is often used with hyperlinks. Usually the browser refreshes the page or loads a new page on clicking a link.
Why does my JavaScript void (0) keep coming back?
Summary : 1 The root reason for causing the javascript void (0) is that something is holding back the JavaScript on the webpage on your end. 2 The JavaScript Void error may be related to the Java software installed on your computer. 3 Please read the content below to learn how to fix the problem yourself in different browsers.
How to fix JavaScript void (0) by removing cookies?
This part shows you how to fix javascript void (0) by removing cookies from different browsers. Press Ctrl + Shift + Delete in an opening Chrome. Go to the Advanced tab and choose All time for Time range. Check Cookies and other site data. Click on the Clear data button.