rafael-neri

<?php

function validaCPF($cpf) {
 
    // Extrai somente os números
    $cpf = preg_replace( '/[^0-9]/is', '', $cpf );
     
    // Verifica se foi informado todos os digitos corretamente
    if (strlen($cpf) != 11) {
        return false;

DavidWells

/* http://meyerweb.com/eric/tools/css/reset/
   v2.0-modified | 20110126
   License: none (public domain)
*/

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,

cassiocardoso

<select name="estados-brasil">
	<option value="AC">Acre</option>
	<option value="AL">Alagoas</option>
	<option value="AP">Amapá</option>
	<option value="AM">Amazonas</option>
	<option value="BA">Bahia</option>
	<option value="CE">Ceará</option>
	<option value="DF">Distrito Federal</option>
	<option value="ES">Espírito Santo</option>
	<option value="GO">Goiás</option>