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

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Truncates the buffer string to at most <em>integer</em> bytes. The <b>strio</b> must be opened for writing.
full_name: StringIO#truncate
is_singleton: false
name: truncate
params: |
  strio.truncate(integer)    -> 0

visibility: public
