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

    Dec 11, 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 …

  2. javascript - When should I use ?? (nullish coalescing) vs || (logical ...

    The nullish coalescing operator (??) in JavaScript only considers null or undefined as "nullish" values. If the left-hand side is any other value, even falsy values like "" (empty string), 0, or …

  3. 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 …

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

    Mar 7, 2016 · What does $ {} (dollar sign and curly braces) mean in a string in JavaScript? Asked 9 years, 5 months ago Modified 1 year, 8 months ago Viewed 419k times

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

    Mar 29, 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.

  6. What is the meaning of "$" sign in JavaScript - Stack Overflow

    Jul 19, 2009 · JavaScript allows upper- and lower-case letters (in a wide variety of scripts, not just English), numbers (but not at the first character), $, _, and others.¹ Prototype, jQuery, and …

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

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

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

    Mar 2, 2010 · How to use OR condition in a JavaScript IF statement? Asked 15 years, 6 months ago Modified 2 years, 7 months ago Viewed 875k times

  9. How can I use modulo operator (%) in JavaScript? [duplicate]

    Closed 12 years ago. How can I use modulo operator (%) in calculation of numbers for JavaScript projects?

  10. How to remove all event listeners of a DOM object in JavaScript?

    How to remove all event listeners of a DOM object in JavaScript? Asked 14 years, 8 months ago Modified 2 months ago Viewed 238k times