The glyph-orientation-vertical attribute affects the amount that the current text position advances as each glyph is rendered.

The fr attribute defines the radius of the focal point for the radial gradient.

The exponentiation (**) operator returns the result of raising the first operand to the power of the second operand. It is equivalent to Math.pow(), except it also accepts BigInts as operands.

The letter-spacing attribute controls spacing between text characters, in addition to any spacing from the kerning attribute.

The font-style attribute specifies whether the text is to be rendered using a normal, italic, or oblique face.

The logical AND (&&) (logical conjunction) operator for a set of boolean operands will be true if and only if all the operands are true. Otherwise it will be false.

The diffuseConstant attribute represents the kd value in the Phong lighting model. In SVG, this can be any non-negative number.

The continue statement terminates execution of the statements in the current iteration of the current or labeled loop, and continues execution of the loop with the next iteration.

The pointer-events attribute is a presentation attribute that allows defining whether or when an element may be the target of a mouse event.

The static keyword defines a static method or field for a class, or a static initialization block (see the link for more information about this usage). Static properties cannot be directly accessed on instances of the class. Instead, they're accessed on the class itself.