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  1. <?php
  2.  
  3. class Car{
  4.     public static function a(){
  5.         return 'hi';
  6.     }
  7. }
  8.  
  9. class Constants{
  10.     public static $use='Car';
  11. }
  12.  
  13. $tmp=Constants::$use;
  14.  
  15. echo(${Constants::$use}::a());
Runtime error #stdin #stdout 0.01s 20568KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/HXGnyC
language:
PHP (php 7.3.5)
created:
12 years ago
visibility:
public

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