1 val http_pattern = """"https?://[^"]*"""".r

     1 val http_pattern = """"https?://[^"]*"""".r

     3 val email_pattern = 

     2 val email_pattern = 

     4   """([a-z0-9_\.-]+)@([\da-z\.-]+)\.([a-z\.]{2,6})""".r

     3   """([a-z0-9_\.-]+)@([\da-z\.-]+)\.([a-z\.]{2,6})""".r

     5 

     4 

     6 def print_str(s: String) = 

     5 def print_str(s: String) = 

     7   if (s == "") () else println(s)

     6   if (s == "") () else println(s)