JavaScript Template Literals

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JavaScript Template Literals


Synonyms:

Template Literals
Template Strings
String Templates
Back-Tics Syntax


Back-Tics Syntax
Template Literals use back-ticks (``) rather than the quotes ("") to define a string:

Example

let text = `Hello World!`;

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Quotes Inside Strings
With template literals, you can use both single and double quotes inside a string:

Example

let text = `He's often called "Johnny"`;

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Multiline Strings
Template literals allows multiline strings:

Example

let text =
`The quick
brown fox
jumps over
the lazy dog`;

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Interpolation
Template literals provide an easy way to interpolate variables and expressions into strings.
The method is called string interpolation.
The syntax is:


${...}










Variable Substitutions
Template literals allow variables in strings:

Example

let firstName = "John";
let lastName = "Doe";

let text = `Welcome ${firstName}, ${lastName}!`;

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Automatic replacing of variables with real values is called string interpolation.


Expression Substitution
Template literals allow expressions in strings:

Example

let price = 10;
let VAT = 0.25;

let total = `Total: ${(price * (1 + VAT)).toFixed(2)}`;

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Automatic replacing of expressions with real values is called string interpolation.


HTML Templates

Example

let header = "Templates Literals";
let tags = ["template literals", "javascript", "es6"];

let html = `<h2>${header}</h2><ul>`;

for (const x of tags) {
  html += `<li>${x}</li>`;
}

html += `</ul>`;

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Browser Support
Template Literals is an ES6 feature (JavaScript 2015).
It is supported in all modern browsers:










Chrome
Edge
Firefox
Safari
Opera


Yes
Yes
Yes
Yes
Yes



Template Literals is not supported in Internet Explorer.

Complete String Reference
For a complete String reference, go to our:
Complete JavaScript String Reference.
The reference contains descriptions and examples of all string properties and methods.












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Reference: https://www.w3schools.com/js/js_string_templates.asp