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  1. $_ = '123 4(5)67 89';
  2. s/[() ]/\\$&/g;
  3. print;
Success #stdin #stdout 0s 4596KB
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Standard input is empty
stdout
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123\ 4\(5\)67\ 89
https://ideone.com/zRIyb5
language:
Perl (perl 5.28.1)
created:
11 years ago
visibility:
public

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