Java示例验证电子邮件地址格式 Java示例日期为正确格式 Java示例电子邮件地址格式验证 Java示例验证电子邮件地址格式 public class Main { public static void main(String[] args) { String EMAIL_REGEX = "^[\\w-_\\.+]*[\\w-_\\.]\\@([\\w]+\\.)+[\\w]+[\\w]$"; String email1 = "user@domain.com"; Boolean b = email1.matches(EMAIL_REGEX); System.out.println("is e-mail: "+email1+" :Valid = " + b); String email2 = "user^domain.co.in"; b = email2.matches(EMAIL_REGEX); System.out.println("is e-mail: "+email2+" :Valid = " + b); } } Java示例日期为正确格式 Java示例电子邮件地址格式验证