[E030] Error: cannot declare a `private` constant as `final`
   ,-[code.php:4:5]
   |
 4 |     final private const BAR = 3;
   *     ^^|^^ ^^^^^^^  
   *       |             
   *       |            
   *       `------------ try removing this
   * 
   * Note: private constants cannot be final as they are not visible to other classes
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