description

# visibilityState property Null safety

String visibilityState
@SupportedBrowser(SupportedBrowser.CHROME), @SupportedBrowser(SupportedBrowser.FIREFOX), @SupportedBrowser(SupportedBrowser.IE, '10')

## Implementation

    @SupportedBrowser(SupportedBrowser.CHROME)
    @SupportedBrowser(SupportedBrowser.FIREFOX)
    @SupportedBrowser(SupportedBrowser.IE, '10')
    String get visibilityState => JS(
        'String',
        '(#.visibilityState || #.mozVisibilityState || #.msVisibilityState ||'
            '#.webkitVisibilityState)',
        this,
        this,
        this,
        this);