Example of using of implicit wait time for watir-webdriver in a simple ajax form

implicit_wait_working.rb

require "watir-webdriver"

b = Watir::Browser.new
b.goto "http://www.republicavirtual.com.br/cep/exemplos.php"
 
b.text_field(:id => "campoCEP").value = "<SEU CEP AQUI>"
b.button(:value => "buscar cep").click
 
puts Watir::Wait.until {b.div(:id => "resultado").text.include? "sucesso"}