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PHP code to verify email address is valid

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Release： 2016-07-25 08:42:41
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Sometimes, when filling out a form on a website, the user may enter an incorrect email address. This function can verify whether the email address is valid.

  1. function is_validemail($email)
  2. {
  3. $check = 0;
  4. if(filter_var($email,FILTER_VALIDATE_EMAIL))
  5. {
  6. $check = 1;
  7. }
  8. return $check;
  9. }
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Usage:
  1. $email = "blog@open.com";
  2. $check = is_validemail($email);
  3. echo $check;
  4. // If the output is 1, then email is valid.
  5. ?>
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Email address, PHP


Related labels：
验证邮箱地址是否有效的PHP代码
source：php.cn
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