About 2,330,000 results
Open links in new tab
  1. 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, 8 months ago Modified 1 year, 11 months ago Viewed 424k times

  2. 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 …

  3. 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 …

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

    Jun 7, 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 …

  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 difference between != and !== operators in JavaScript?

    Jan 5, 2021 · What is the difference between the !== operator and the != operator in JavaScript? Does it behave similarly to the === operator where it compares both value and type?

  7. 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. …

  8. Difference between == and === in JavaScript - Stack Overflow

    Feb 7, 2009 · What is the difference between == and === in JavaScript? I have also seen != and !== operators. Are there more such operators?

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

    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 most …

  10. Usage of the backtick character (`) in JavaScript

    Dec 28, 2014 · The backtick character (`) in JavaScript is used to define template literals. A template literal is a special type of string that allows you to embed expressions, which are …