Tudo o que o --
faz é informar ao Excel para converter os resultados da pesquisa booleana em 0
ou 1
.
Anytime you need to use some type of logical function in Excel and wish to have the results returned as either “1” or “0” instead of “TRUE” or “FALSE,” simply use double minus signs as part of your formula and you will be well on your way to creating some powerful Excel formulas.
Essa