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fabioceep

somador

Apr 11th, 2019
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PHP 0.77 KB | None | 0 0
  1. <html>
  2.     <body>
  3.    
  4.     <form action="processamento.php" method="post">
  5.     Numero 1 <input type="text" name="n1"><br>
  6.     Numero 2 <input type="text" name="n2"><br>
  7.     <input name="operacao" type="submit" value="+">
  8.     <input name="operacao" type="submit" value="-">
  9.     </form>
  10.    
  11.     </body>
  12.     </html>
  13.  
  14.  
  15. <html>
  16. <body>
  17. <?php
  18. function somar($a,$b) {
  19.     return $a+$b;
  20. }
  21.  
  22. function sub($a,$b) {
  23.     return $a-$b;
  24. }
  25.  
  26. $v1 = $_POST["n1"];
  27. $v2 = $_POST["n2"];
  28. $operacao = $_POST["operacao"];
  29. $soma = $v1 + $v2;
  30. if($operacao == "+"){
  31.     $soma = somar($v1, $v2);
  32.     echo $v1." ".$operacao." ".$v2." = ".$soma;
  33. }
  34. if($operacao == "-"){
  35.     $resultado = sub($v1,$v2);
  36.     echo $v1." ".$operacao." ".$v2." = ".$resultado;
  37. }
  38.  
  39. ?>
  40.  
  41. </body>
  42. </html>
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