)
Opens a new page as a modal dialog.
Other resources
Source
/**
* Opens a new page as a modal dialog.
*
* ## Other resources
*
* * [Dialogs implemented using separate documents]
* (http://www.w3.org/html/wg/drafts/html/master/webappapis.html#dialogs-implemented-using-separate-documents)
* from W3C.
*/
@DomName('Window.showModalDialog')
@DocsEditable()
Object showModalDialog(String url, [Object dialogArgs, String featureArgs]) => wrap_jso(_blink.BlinkWindow.instance.showModalDialog_Callback_3_(unwrap_jso(this), url, dialogArgs, featureArgs));