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  1. string1 = '{"secret1":"one","secret2":"two","secret3":"three"}'
  2. newstring = string1
  3. string2 = {"secret"}
  4. for i, val in pairs(string2) do
  5.     for word in string1:gmatch'([^:]+)' do
  6.         if word:find(val) then
  7.             i = word
  8.             newstring = newstring:gsub("\x22-." .. val .. ".-\x22:.-,-(.\x22)", "\x22" .. i .. "\x22:\x22some_number\x22")
  9.         end
  10.     end
  11. end
  12. print(newstring)
Success #stdin #stdout 0s 4552KB
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stdin
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Standard input is empty
stdout
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{"{""one",""two","secret3"":"some_number","{""one",""two","secret3"":"some_number","{""one",""two","secret3"":"some_number"}
https://ideone.com/DUcQHH
language:
Lua (luac 5.3.3)
created:
4 years ago
visibility:
secret

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