^[a-z0-9]+([._+-]*[a-z0-9])*@([a-z0-9][a-z0-9-]{0,61}[a-z0-9].){1,3}[a-z]{2,6}$

2、IP

^((25[0-5])|(2[0-4]\d)|(1\d\d)|([1-9]\d)|[0-9])(\.((25[0-5])|(2[0-4]\d)|(1\d\d)|([1-9]\d)|[0-9])){3}$

3、端口

^[1-9]$|(^[1-9][0-9]$)|(^[1-9][0-9][0-9]$)|(^[1-9][0-9][0-9][0-9]$)|(^[1-6][0-5][0-5][0-3][0-5]$)

4、MAC

^([0-9a-fA-F]{2})(([:][0-9a-fA-F]{2}){5})$

5、域名

^[a-zA-Z0-9][-a-zA-Z0-9]{0,62}(\.[a-zA-Z0-9][-a-zA-Z0-9]{0,62})+\.?$

6、日期

^(?:(?!0000)[0-9]{4}([-]?)(?:(?:0?[1-9]|1[0-2])\1(?:0?[1-9]|1[0-9]|2[0-8])|(?:0?[13-9]|1[0-2])\1(?:29|30)|(?:0?[13578]|1[02])\1(?:31))|(?:[0-9]{2}(?:0[48]|[2468][048]|[13579][26])|(?:0[48]|[2468][048]|[13579][26])00)([-]?)0?2\2(?:29))$