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How to use OR condition in a JavaScript IF statement? 2 Mar 2010 · How to use OR condition in a JavaScript IF statement? Asked 15 years, 4 months ago Modified 2 years, 5 months ago Viewed 874k times
Which "href" value should I use for JavaScript links, "#" or ... 26 Sep 2008 · The following are two methods of building a link that has the sole purpose of running JavaScript code. Which is better, in terms of functionality, page load speed, validation …
What does "javascript:void(0)" mean? - Stack Overflow 18 Aug 2009 · Usage of javascript:void(0) means that the author of the HTML is misusing the anchor element in place of the button element. Anchor tags are often abused with the onclick …
What does the !! (double exclamation mark) operator do in … Novice JavaScript developers need to know that the "not not" operator is using implicitly the original loose comparison method instead of the exact === or !== operators and also the …
Which equals operator (== vs ===) should be used in JavaScript ... 11 Dec 2008 · I'm using JSLint to go through JavaScript, and it's returning many suggestions to replace == (two equals signs) with === (three equals signs) when doing things like comparing …
javascript - When should I use ?? (nullish coalescing) vs || (logical ... Related to Is there a "null coalescing" operator in JavaScript? - JavaScript now has a ?? operator which I see in use more frequently. Previously most JavaScript code used ||. let …
What's the difference between & and && in JavaScript? This operator is almost never used in JavaScript. Other programming languages (like C and Java) use it for performance reasons or to work with binary data. In JavaScript, it has questionable …
Most efficient method to groupby on an array of objects Just to be clear, for newbies stumbling onto this, this is Typescript code, and the original question was tagged javascript, so this is rather off topic, right?
What is the purpose of the dollar sign in JavaScript? 29 Mar 2022 · Javascript does have types; and in any case, how is the dollar sign even related to that? It's just a character that happens to be a legal identifier in Javascript.
How do you use the ? : (conditional) operator in JavaScript? 7 Jun 2011 · What is the ?: (question mark and colon operator aka. conditional or "ternary") operator and how can I use it?