Global Variable


Used to create a URL that you can pass to the openURL: method. When you open the URL built from this string, the system launches the Settings app and displays the app’s custom settings, if it has any.


NSString *const UIApplicationOpenSettingsURLString;

See Also

Opening a URL Resource

- openURL:options:completionHandler:

Attempts to open the resource at the specified URL asynchronously.

- canOpenURL:

Returns a Boolean value indicating whether an app is available to handle a URL scheme.


Options for opening a URL.

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