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  1. <?php
  2.  
  3. $str = 'https://t...content-available-to-author-only...r.ru/1234/4321/';
  4. $x = pathinfo($str);
  5. echo $x['basename'], PHP_EOL;
  6. echo basename($x['dirname']);
Success #stdin #stdout 0.02s 24200KB
stdin
Standard input is empty
stdout
4321
1234