Issue #4146 has been updated by nahi.

Description updated
Status changed from Open to Assigned
Assignee set to ko1


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Feature #4146: Improvement of Symbol and Proc
https://bugs.ruby-lang.org/issues/4146#change-24898

Author: nobu
Status: Assigned
Priority: Normal
Assignee: ko1
Category: core
Target version: 


=begin
 ???Symbol#to_proc??? %w[12 45 32].map(&:to_i) ???????????????????????????
 ??????????????????????????????????????????Symbol??????????????????
 ????????????????????????????????Proc????????????????????????????????????????
 
   %w[12 45 32].map(&:to_i(9)).map(&:*(2)) #=> [22, 82, 58]
   %w[abc def ghi].map(&:[1])              #=> ["b", "e", "h"]
=end



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