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  1. local s = "zzz 123 abc"
  2. local res = s:gsub("%D+", "")
  3. print(res)
Success #stdin #stdout 0s 15008KB
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stdin
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Standard input is empty
stdout
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123
https://ideone.com/1cqFBq
language:
Lua (luac 5.3.3)
created:
6 years ago
visibility:
secret

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