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php test

By: a guest on Aug 3rd, 2012  |  syntax: PHP  |  size: 0.41 KB  |  hits: 38  |  expires: Never
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  1. <?php
  2.  
  3. function emailExistsCheck($email) {
  4.     $sql = "SELECT COUNT(*) FROM members WHERE email = '$email'";
  5.     $result = mysql_query($sql);
  6.     $num_matches = mysql_result($result,0,0);
  7.  
  8.     if ($num_matches == 1) {
  9.         return true;
  10.     } else {
  11.         return false;
  12.     }
  13. }
  14.  
  15. if (emailExistsCheck($_POST["email"])) {
  16.     echo "Email already in use.";
  17. } else {
  18.     echo "Email not in use.";
  19. }
  20.  
  21. ?>
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