The lengthAdjust attribute controls how the text is stretched into the length defined by the textLength attribute.

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

The glyph-name attribute specifies the name of a glyph.

The k2 attribute defines one of the values to be used within the arithmetic operation of the <feComposite> filter primitive.

The filterUnits attribute defines the coordinate system for the attributes x, y, width and height.

The ideographic attribute indicates the alignment coordinate for glyphs to achieve ideographic baseline alignment for horizontally oriented glyph layouts. The value is an offset in the font coordinate system.

The for await...of statement creates a loop iterating over async iterable objects as well as sync iterables. This statement can only be used in contexts where await can be used, which includes inside an async function body and in a module.

The fill attribute has two different meanings. For shapes and text it's a presentation attribute that defines the color (or any SVG paint servers like gradients or patterns) used to paint the element; for animation it defines the final state of the animation.

Property accessors provide access to an object's properties by using the dot notation or the bracket notation.

The clip attribute is a presentation attribute defining the visible region of an element.