DOMMatrixReadOnly: {
    prototype: DOMMatrixReadOnly;
    fromFloat32Array(array32: Float32Array<ArrayBufferLike>): DOMMatrixReadOnly;
    fromFloat64Array(array64: Float64Array<ArrayBufferLike>): DOMMatrixReadOnly;
    fromMatrix(other?: DOMMatrixInit): DOMMatrixReadOnly;
    new (init?: string | number[]): DOMMatrixReadOnly;
}