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  1. <?php
  2.  
  3. class Constants {
  4.  
  5. 	const A = 'a';
  6.  
  7. 	public static $A = 'a';
  8.  
  9. }
  10.  
  11. class Test {
  12. 	public function a($a = Constants::A) {
  13. 		return $a;
  14. 	}
  15.  
  16. 	public function b($b = Constants::$A) {
  17. 		return $b;
  18. 	}
  19. }
  20.  
  21. $x = new Test;
  22.  
  23. var_dump($x->a(), $x->b());
Runtime error #stdin #stdout #stderr 0.02s 24448KB
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stdin
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Standard input is empty
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Standard output is empty
stderr
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PHP Parse error:  syntax error, unexpected '$A' (T_VARIABLE), expecting identifier (T_STRING) or class (T_CLASS) in /home/KjaoNC/prog.php on line 16
https://ideone.com/Hog5cD
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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