题解 | #邮箱验证#
邮箱验证
http://www.nowcoder.com/practice/8f908eeee4aa412ca88304f0acbaa1f9
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
String str = scanner.next();
String emailMatcher = "[a-zA-Z0-9]+@[a-zA-Z0-9]+\\.[a-zA-Z0-9]+";
if (str.matches(emailMatcher)) {
System.out.println("邮箱格式合法");
} else {
System.out.println("邮箱格式不合法");
}
}
}
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