pub fn email(email: String) -> String
Replace the @ in the email with [at], and the . with [.]
@
[at]
.
[.]
pub fn ip(ip: String) -> String
Replace the . in the IP address with [.]
pub fn url(url: String) -> String
Replace the . in the URL with [.], and the http with hxxp, and the :// with [://]
http
hxxp
://
[://]