--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: "Returns a content type string such as "text". This method returns nil if Content-Type: header field does not exist."
full_name: Net::HTTPHeader#main_type
is_singleton: false
name: main_type
params: ()
visibility: public