num b

Source 

@DomName('DOMMatrix.b')
@DocsEditable()
@Experimental() // untriaged
num get b => _blink.BlinkDOMMatrix.instance.b_Getter_(this);
void b=(num value)

Source 

@DomName('DOMMatrix.b')
@DocsEditable()
@Experimental() // untriaged
set b(num value) => _blink.BlinkDOMMatrix.instance.b_Setter_(this, value);