PHP FILTER_VALIDATE_EMAIL 过滤器
定义和用法
FILTER_VALIDATE_EMAIL 过滤器把值作为电子邮件地址来验证。
- Name: "validate_email"
- ID-number: 274
例子
- <?php
- $email = "someone@exa mple.com";
- if(!filter_var($email,
FILTER_VALIDATE_EMAIL
))- {
- echo "E-mail is not valid";
- }
- else
- {
- echo "E-mail is valid";
- }
- ?>
输出:
- E-mail is not valid