邮箱校验华为

public class 邮箱校验 {public static void main(String[] args) {Scanner sc = new Scanner(System.in);System.out.println("请输入邮箱");String str = sc.nextLine();boolean ch = checkEmaile(str);System.out.println(ch);}private static boolean checkEmaile(String str) {String s = "[a-z0-9_A-Z]+@[a-z0-9A-Z]+(\\.com)";return str.matches(s);}}