fn is_instance_of<T>(&self) -> bool
    where
        T: JsCast,
    {
        T::instanceof(self.as_ref())
    }
/// Test whether this JS value is an instance of the type `T`.
///
/// This method performs a dynamic check (at runtime) using the JS
/// `instanceof` operator. This method returns `self instanceof T`.
///
/// Note that `instanceof` does not always work with primitive values or
/// across different realms (e.g. iframes). If you're not sure whether you
/// specifically need only `instanceof` it's recommended to use `has_type`
/// instead.
Test whether this JS value is an instance of the type `T`.
This method performs a dynamic check (at runtime) using the JS
`instanceof` operator. This method returns `self instanceof T`.

Note that `instanceof` does not always work with primitive values or
across different realms . If you're not sure whether you
specifically need only `instanceof` it's recommended to use `has_type`
instead.
Test whether this JS value is an instance of the type ` T ` . This method performs a dynamic check ( at runtime ) using the JS ` instanceof ` operator . This method returns ` self instanceof T ` . Note that ` instanceof ` does not always work with primitive values or across different realms . If you ' re not sure whether you specifically need only ` instanceof ` it ' s recommended to use ` has_type ` instead .
fn is_instance_of<T>(&self) -> bool
    where
        T: JsCast,
    {
        T::instanceof(self.as_ref())
    }
fn is_instance_of < T > ( & self ) -> bool where T : JsCast , { T :: instanceof ( self . as_ref ( ) ) }
Test whether this JS value is an instance of the type `T`.
Test whether this JS value is an instance of the type ` T ` .
&self
&self