Static rustdoc::html::markdown::PLAYGROUND []

pub static PLAYGROUND: LocalKey<RefCell<Option<(Option<String>, String)>>> = {
    fn __init()
     -> RefCell<Option<(Option<String>, String)>> { { <RefCell>::new(None) } }
    fn __getit()
     ->
         ::option::Option<&'static ::cell::UnsafeCell<::option::Option<RefCell<Option<(Option<String>,
                                                                                       String)>>>>> {
                                                                                                        #[thread_local]
                                                                                                        #[cfg(target_thread_local)]
                                                                                                        static __KEY:
                                                                                                               ::thread::__FastLocalKeyInner<RefCell<Option<(Option<String>,
                                                                                                                                                             String)>>>
                                                                                                               =
                                                                                                            <::thread::__FastLocalKeyInner>::new();
                                                                                                        __KEY.get()
                                                                                                    }
    <::thread::LocalKey>::new(__getit, __init)
}
🔬 This is a nightly-only experimental API. (rustdoc)