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  1. What does the !! (double exclamation mark) operator do in JavaScript ...

    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 hidden cast …

  2. Which equals operator (== vs ===) should be used in JavaScript ...

    11 déc. 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 …

  3. How do you use the ? : (conditional) operator in JavaScript?

    7 juin 2011 · 27 It's a little hard to google when all you have are symbols ;) The terms to use are "JavaScript conditional operator". If you see any more funny symbols in JavaScript, you should try …

  4. What does ${} (dollar sign and curly braces) mean in a string in ...

    7 mars 2016 · What does $ {} (dollar sign and curly braces) mean in a string in JavaScript? Asked 9 years, 10 months ago Modified 2 years, 1 month ago Viewed 427k times

  5. JavaScript OR (||) variable assignment explanation - Stack Overflow

    That is, JavaScript "short-circuits" the evaluation of Boolean operators and will return the value associated with either the first non-false variable value or whatever the last variable contains. See …

  6. What is the purpose of the dollar sign in JavaScript?

    29 mars 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.

  7. What does % do in JavaScript? - Stack Overflow

    17 janv. 2012 · What does the % do in JavaScript? A definition of what it is and what it does would be much appreciated.

  8. What does this symbol mean in JavaScript? - Stack Overflow

    What is this? This is a collection of questions that come up every now and then about syntax in JavaScript. This is also a Community Wiki, so everyone is invited to participate in maintaining this ...

  9. How to use OR condition in a JavaScript IF statement?

    2 mars 2010 · How to use OR condition in a JavaScript IF statement? Asked 15 years, 10 months ago Modified 2 years, 11 months ago Viewed 880k times

  10. How does the double exclamation (!!) work in JavaScript?

    28 mars 2015 · How does the double exclamation (!!) work in JavaScript? [duplicate] Asked 10 years, 9 months ago Modified 1 year, 11 months ago Viewed 255k times