regexEmail property
邮箱
Implementation
static String regexEmail = r"^([a-zA-Z0-9_-])+.*([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$";
邮箱
static String regexEmail = r"^([a-zA-Z0-9_-])+.*([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$";