RUBYのgsubでアポストロフィ[’]をエスケープ

投稿者: utsubo 投稿日: in ruby

ちょっと悩んだのでメモ

  • NG
#!/bin/env ruby -Ku
s="MAC'D"
ss=s.gsub("'","\\\'")
print ss	# MACDD

#!/bin/env ruby -Ku
s="MAC'D"
ss=s.gsub("'","\\'")
print ss	# MACDD

  • OK
#!/bin/env ruby -Ku
s="MAC'D"
ss=s.gsub("'","\\\\'")
print ss	 # MAC\'D