Jul 20, 2014 · Consider this code: var age = 3; console.log("I'm " + age + " years old!"); Are there any other ways to insert the value of a variable in to a string, apart from string concatenation?

I was wondering if this same thing is possible in JavaScript as well. Using variables inside strings without using concatenation — it looks more concise and elegant to write.

Jan 26, 2016 · In Ruby you can use string interpolation like so: text = "This is visit number #{numVisits} to this website" This bypasses the need for explicit concatenation. I'm working with jQuery and have a...

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 evaluated and included in the final string. They are denoted by being surrounded by the backtick (`) character instead of single quotes (') or double quotes (").

Sep 22, 2016 · Is there a way to get javascript to evaluate the string again, and interpolate the remaining place holders? I've looked at the MDN article on this topic and think that the String.raw method might possibly be what I need to use, but I wasn't sure and no matter what I try, I haven't gotten it to work. Any help would be greatly appreciated.

possible duplicate of How to create a dynamic key to be added to a javascript object variable. and pass variable into javascript object and probably others...

Mar 7, 2016 · You're talking about template literals, which use backquotes (`), as opposed to conventional quotation marks. They allow for both multiline strings and string interpolation. Multiline strings:

Nov 12, 2014 · In other words, if you use your array of x-values as the scale's domain, and your array of y-values as the range, then you can input any x value and the scale will return the linear interpolation between adjacent y values. For values outside your points, it will extrapolate the initial or final linear relationship:

Jan 10, 2017 · You should use the backticks to define a string with string interpollation: `` Like this: console.log(`1 and 1 make ${1 + 1}`); This is from the typescript documentation : Another common use case is when you want to generate some string out of some static strings + some variables. For this you would need some templating logic and this is where template strings get their name from. Here's how ...

Dec 19, 2014 · You basically asking what is the difference between string interpolation vs string concatenation.