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

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Formats and writes to <em>ios</em>, converting parameters under control of the format string. See <tt>Kernel#sprintf</tt> for details.
full_name: IO#printf
is_singleton: false
name: printf
params: |
  ios.printf(format_string [, obj, ...] )   => nil

visibility: public