What is the meaning of Voilà?

Lo, there it is; see here; ta-da; presto; behold!

there (it) is

here (it) is

that is

expresses something completed

expresses the unexpected or abrupt nature of an event

voilà, there it is; see here; ta-da; presto; behold!

voilà

behold, voilà, woe!

Alternative form of vualá

Source: wiktionary.org