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  1. <?php
  2.  
  3. $russianA = iconv("utf-16be", "utf-8", "\x04\x10");
  4. var_dump($russianA); // А
  5. var_dump(bin2hex($russianA));
  6.  
Success #stdin #stdout 0.01s 20608KB
comments (?)
stdin 
Standard input is empty
stdout 
string(2) "А"
string(4) "d090"
https://ideone.com/LEfJRL
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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