1. @DomName('WebGL2RenderingContext.depthRange')
  2. @DocsEditable()
  3. @Experimental()
void depthRange(num zNear, num zFar)

Source 

@DomName('WebGL2RenderingContext.depthRange')
@DocsEditable()
@Experimental() // untriaged
void depthRange(num zNear, num zFar) =>
    _blink.BlinkWebGL2RenderingContext.instance
        .depthRange_Callback_2_(this, zNear, zFar);