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  1. <?php
  2. error_reporting(-1);
  3. mb_internal_encoding('utf-8');
  4.  
  5. $text = mb_strtolower("abcdefg");
  6. $split = str_split($text);
  7. $flip = array_flip($split);
  8. $imploded = implode($flip);
  9.  
  10. echo("$text <br>");
  11.  
  12. echo("$imploded <br>")
  13. ?>
Success #stdin #stdout 0.02s 24256KB
comments (?)
stdin 
Standard input is empty
stdout 
abcdefg <br>0123456 <br>
https://ideone.com/HeQQyr
language:
PHP (php 7.3.5)
created:
4 years ago
visibility:
public

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