taking off the http or https off a javascript string

Question

I have the following strings

http://example.com
https://example.com
http://www.example.com

how do i get rid of the http:// or

Answer 1

var txt="https://site.com";
txt=/^http(s)?:\/\/(.+)$/i.exec(txt);
txt=txt[2];

for parsing links without http/https use this:

var txt="https://site.com";
txt=/^(http(s)?:\/\/)?(.+)$/i.exec(txt);
txt=txt[3];