Removes all children elements of the given element. Unlike cleanElement() function, it doesn't clean all inner controls and so it's an optimized version used when there aren't controls used (otherwise, it would leave memory leaks).
Element to clean
The same element
cleanBasicElement
Removes all children elements of the given element. Unlike cleanElement() function, it doesn't clean all inner controls and so it's an optimized version used when there aren't controls used (otherwise, it would leave memory leaks).