void is a search term which, when equipped using a parameter of 0 returns undefined, which would not use any more resources to deal with a return price that could occur without having specifying the 0 (it is a lot more memory-administration/overall performance helpful).
omgomg 141k145145 gold badges292292 silver badges351351 bronze badges 3 ten You may use just href="javascript:" for a similar intent. As mentioned in the answer for this question, the void(0) component was originally supposed for early variations of browsers wherever javascript: URI dealing with was distinct.
Should the a component has no href attribute, then the factor signifies a placeholder for in which a backlink may normally have been put, if it had been applicable, consisting of just the element's contents.
Sad to say, the commonest use of is by lazy programmers who want clickable non-hyperlink javascript-coded factors that behave like anchors, but they cannot be arsed to include cursor: pointer; or :hover models to a class for their non-hyperlink factors, and so are On top of that too lazy to set href to javascript:void(0);.
A substitute for href="javascript:void(0);", is the use of href="#". This choice isn't going to involve JavaScript for being turned on in the consumer's browser, so it is a lot more compatible.
When you really need an element that won't a url but which can be activated as ordinary by mouse or keyboard, what you need is really a (or is equally as very good, for simple textual contents).
Unordered lists tend to be developed Along more info with the intent of applying them being a menu, but an li list product is text. As the record li item is text, the mouse pointer won't be an arrow, but an "I cursor".
1 You may want to edit/delete this remedy considering the fact that "#" does not scroll to the top when you return Fake.
The drawback of the is you shed keyboard Management, because you can't tab onto a span/div/bare-a or activate it with Room. Irrespective of whether this is actually a downside relies on what sort of action the factor is intended to acquire.
zoulzoul 104k4444 gold badges263263 silver badges364364 bronze badges Incorporate a remark
Due to this fact, we only require one web page for that app and primarily all the tags do not need a real href pointing to other webpages.
new revision in order to see the behavior If you have scroll bar on the browser: jsbin.com/ipoda3/two
In this case, clicking a hyperlink tagged with ... will never bring about your browser to mail any HTTP requests anywhere; all it'll do is scroll to the very best in the website page.
Usage of javascript:void(0) signifies that the creator from the HTML is misusing the anchor factor rather than the button element.
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