Oi gente, um simples script para exibir a cota��o do D�lar Ptax e Comercial no seu site de maneira r�pida, logicamente que vale pensar que o autor do site "http://cotacoes.agronegocios-e.com.br", pode alterar seu Layout danificando todo o script, sendo assim tendo que altera-lo.
Mas pode ser que o script sirva de exemplo para outros fins.

<?php
function cotacao_dolar(){

if(!$fp=fopen("http://cotacoes.agronegocios-e.com.br/investimentos/conteudoi.asp?option=dolar&title=%20D%F3lar" ,"r" )) exit;

         $conteudo = "";
         //lendo arquivo
         while(!feof($fp)) {
           $conteudo .= fgets($fp,1024);
         }
         //fechando arquivo do banco
         fclose($fp);

             eregi("([0-9],[0-9]{4}).*([0-9],[0-9]{4})",$conteudo, $saida);
             $valor1 = $saida[1];
             $saida2 = $saida[0];
             $saida2 = eregi_replace($valor1,"",$saida2);
             eregi("([0-9],[0-9]{4}).*([0-9],[0-9]{4})",$saida2, $saida3);
             $valor2 = $saida3[1];
             $saida4 = $saida3[0];
             $saida4 = eregi_replace($valor2,"",$saida4);
             eregi("([0-9],[0-9]{4}).*([0-9],[0-9]{4})",$saida4, $saida5);
             $valor3 = $saida5[1];

             //ptax
             eregi("Ptax.*([0-9],[0-9]{4})",$conteudo, $conteudo2);
             eregi("([0-9],[0-9]{4}).*([0-9],[0-9]{4})",$conteudo2[0], $bsaida);
             $bvalor1 = $bsaida[1];
             $bsaida2 = $bsaida[0];
             $bsaida2 = eregi_replace($bvalor1,"",$bsaida2);
             eregi("([0-9],[0-9]{4}).*([0-9],[0-9]{4})",$bsaida2, $bsaida3);
             $bvalor2 = $bsaida3[1];
             $bsaida4 = $bsaida3[0];
             $bsaida4 = eregi_replace($bvalor2,"",$bsaida4);
             eregi("([0-9],[0-9]{4})",$bsaida4, $bsaida5);
             $bvalor3 = $bsaida5[0];

             echo "
<BR>
<table border=\"0\" cellspacing=\"0\" cellpadding=\"1\" bgcolor=\"#ffffff\" align=\"center\" style=\"border: 1px solid #cccccc;\">
  <tr>
   <td colspan=\"2\" bgcolor=\"#336666\">
    <table border=\"0\" cellSpacing=\"0\" cellpadding=\"0\">
     <tr>
      <td style=\"color: #ffffff; font-weight: bold; padding-left: 10px;\">
Cota��o D�lar
      </td>
     </tr>
    </table>
   </td>
  </tr>
  <tr>
   <td>
    <table border=\"0\" cellspacing=\"0\" cellpadding=\"2\" align=\"center\">
      <tr>
       <td style=\"font-size: 9px;\" colspan=\"2\" align=\"center\"><b>Comercial</b></td>
      </tr>
      <tr>
        <td style=\"font-size: 9px;\">Compra</td>
        <td style=\"font-size: 9px;\">R$ $valor1</td>
      </tr>
      <tr>
        <td style=\"font-size: 9px;\">Venda</td>
        <td style=\"font-size: 9px;\">R$ $valor2</td>
      </tr>
      <tr>
        <td style=\"font-size: 9px;\">Var.</td>
        <td style=\"font-size: 9px;\">$valor3%</td>
      </tr>
     </table>
   </td>
   <td>
    <table border=\"0\" cellspacing=\"0\" cellpadding=\"2\" align=\"center\">
      <tr>
       <td style=\"font-size: 9px;\" colspan=\"2\" align=\"center\"><b>Ptax</b></td>
      </tr>
      <tr>
        <td style=\"font-size: 9px;\">Compra</td>
        <td style=\"font-size: 9px;\">R$ $bvalor1</td>
      </tr>
      <tr>
        <td style=\"font-size: 9px;\">Venda</td>
        <td style=\"font-size: 9px;\">R$ $bvalor2</td>
      </tr>
      <tr>
        <td style=\"font-size: 9px;\">Var.</td>
        <td style=\"font-size: 9px;\">$bvalor3%</td>
      </tr>
    </table>
  </td>
 </tr>
</table>
<div align=\"center\" style=\"font-size: 9px; color: #cccccc;\"><a href=\"http://cotacoes.agronegocios-e.com.br/investimentos/conteudoi.asp?option=dolar&title=%20D%F3lar\" style=\"color: #cccccc; text-decoration: none\">Fonte BB</a></div>
";

//para exibir a cota��o basta executar
cotacao_dolar();
}
?>

Vlw galera

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