Android正则表达式验证邮箱地址

1 // 邮箱有效性验证
2 Pattern pattern = Pattern
3     .compile("\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*");
4 Matcher mc =              
5     pattern.matcher(RegistMail.getText().toString().trim());