Posts by Wesley Pimentel • 21 points

• 2

  votes

  4

  answers

  6781

  views

  A: Why does my CNPJ validation pass this invalid value?

  Just adding a bit of improvement to the @Lollipop response, just below the explanation: function validarCNPJ(cnpj) { if(cnpj == '' || cnpj == undefined || cnpj == null) { return false; } if…

  javascript validation

  answered 8 years, 9 months ago Wesley Pimentel 21