The unregister() method of FinalizationRegistry instances unregisters a target value from this FinalizationRegistry.

The Math.SQRT2 static data property represents the square root of 2, approximately 1.414.

This chapter describes JavaScript's expressions and operators, including assignment, comparison, arithmetic, bitwise, logical, string, ternary and more.

When talking about text in SVG, we have to differentiate between two almost completely separate topics. One is the inclusion and display of text in an image, and the other is SVG fonts. The latter is described in a later section of the tutorial, while this page will focus on the first part: bringing text into an SVG image.

This guide gives you all you need to get started with JavaScript module syntax.

Let us dive straight in with a simple example. Take a look at the following code.

This chapter introduces the concepts, objects and functions used to work with and perform calculations using numbers and dates in JavaScript. This includes using numbers written in various bases including decimal, binary, and hexadecimal, as well as the use of the global Math object to perform a wide variety of mathematical operations on numbers.

An Iterator object is an object that conforms to the iterator protocol by providing a next() method that returns an iterator result object. All built-in iterators inherit from the Iterator class. The Iterator class provides a @@iterator method that returns the iterator object itself, making the iterator also iterable. It also provides some helper methods for working with iterators.

The SVG <stop> element defines a color and its position to use on a gradient. This element is always a child of a <linearGradient> or <radialGradient> element.

The function keyword can be used to define a function inside an expression.