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  1. IO.puts byte_size("汉语漢語")
  2. IO.puts String.length("汉语漢語")
  3.  
  4. IO.puts String.match?("汉语漢語", ~r/^[[:alpha:]]+$/u)
Success #stdin #stdout 0.2s 2112512KB
comments (?)
stdin 
Standard input is empty
stdout 
12
4
true
https://ideone.com/9Nyte7
language:
Elixir (elixir 1.8.2)
created:
7 years ago
visibility:
secret

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