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  1. <?php
  2. preg_match("/(?<=_).*?(?=.UTF-8)/", "de_DE.UTF-8", $match);
  3. print_r($match)
  4. ?>
Success #stdin #stdout 0.02s 25676KB
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stdin
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Standard input is empty
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Array
(
    [0] => DE
)
https://ideone.com/t5Ui7D
language:
PHP (php 7.3.5)
created:
10 days ago
visibility:
public

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