RegEx For Strong Password

Question

I have the following password requirements:

1) Should be 6-15 characters in length
2) Should have atleast one lowercase character
3) Should have atleast one

Answer 1

I'm not entirely sure what you mean by "special character" so I am interpreting this to mean \W, but you can change this if you want:

^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])(?=.*\W)\S{6,15}$