Mar 7, 2016 · What does $ {} (dollar sign and curly braces) mean in a string in JavaScript? Asked 9 years, 9 months ago Modified 2 years ago Viewed 426k times

Jul 20, 2014 · 217 Douglas Crockford's Remedial JavaScript includes a String.prototype.supplant function. It is short, familiar, and easy to use:

Jan 31, 2009 · 166 Although there are a bunch of correct answers above, it should be noted that the String object in JavaScript has a native .trim() method as of . Thus ideally any attempt to …

In JavaScript you can have variable type of string or type of object which is class of String (same thing - both are strings - but defined differently) thats why is double checked.

The whole "array" thing is cute and shows off casting strings to arrays and such but the question is, literally, "how do I get a one-character substring from the start of the string"; the obvious …

173 There are two main ways to convert a string to a number in JavaScript. One way is to parse it and the other way is to change its type to a Number. All of the tricks in the other answers (e.g., …

Be aware that String.prototype.{ split, slice, substr, substring } operate on UTF-16 encoded strings None of the previous answers are Unicode-aware. Strings are encoded as UTF-16 in most …

I'm working on a JavaScript project, and as it's getting bigger, keeping strings in good shape is getting a lot harder. I'm wondering what's the easiest and most conventional way to construct …

In all other cases, you're safe to use ==. Not only is it safe, but in many cases it simplifies your code in a way that improves readability. I still recommend Crockford's talk for developers who …

In JavaScript, the backslash has special meaning both in string literals and in regular expressions. If you want an actual backslash in the string or regex, you have to write two: \\.