Common regular verification (email, mobile phone number, password)

1. Mailbox regular verification

 var reg = /^([a-zA-Z0-9]*[-_]?[a-zA-Z0-9]+)*@([a-zA-Z0-9]*[-_]?[a-zA-Z0-9]+)+[\\.][A-Za-z]{2,3}([\\.][A-Za-z]{2})?$/;

2. Regular verification of mobile phone number

 var reg = /^[1][3,4,5,7,8][0-9]{9}$/;

3. 6-18 digits, any two types of numbers, letters and characters, excluding Chinese characters

var reg = /^(\\d+|[a-zA-Z]+|[~!@#$%^&*?]+)$)^[\\w~!@#$%^&*?]{6,18}$/;