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

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Removes leading and trailing whitespace from <em>str</em>. Returns <tt>nil</tt> if <em>str</em> was not altered.
full_name: String#strip!
is_singleton: false
name: strip!
params: |
  str.strip!   => str or nil

visibility: public