scanf(format, &b)
  private
  
    
    
Scans STDIN for data matching format.  See IO#scanf for details.
See Scanf for details on creating a format string.
You will need to require ‘scanf’ to
use Kernel#scanf.
   
  
    Show source    
    
      
  def scanf(format, &b) 
    STDIN.scanf(format ,&b)
  end