fork(1) download 
  1. s = 'some example 2 .png'
  2. puts s.gsub(/\s+(\.[^.]+\z)|\s/) { 
  3. 	Regexp.last_match(1) ?  
  4. 		Regexp.last_match(1) :
  5. 		"_"
  6. }
Success #stdin #stdout 0.02s 9664KB
comments (?)
stdin 
Standard input is empty
stdout 
some_example_2.png
https://ideone.com/wVdTFq
language:
Ruby (ruby 2.5.5)
created:
7 years ago
visibility:
secret

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