num lineDashOffset

Source 

@DomName('CanvasRenderingContext2D.lineDashOffset')
@DocsEditable()
num get lineDashOffset => _blink.BlinkCanvasRenderingContext2D.instance
    .lineDashOffset_Getter_(this);
void lineDashOffset=(num value)

Source 

@DomName('CanvasRenderingContext2D.lineDashOffset')
@DocsEditable()
set lineDashOffset(num value) => _blink.BlinkCanvasRenderingContext2D.instance
    .lineDashOffset_Setter_(this, value);