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  1. <?php
  2.  
  3. class StringAble
  4. {
  5. 	final public function __toString()
  6. 	{
  7. 		return (int) 1;
  8. 	}
  9. }
  10.  
  11. $stringable = new StringAble();
  12.  
  13. echo $stringable;
  14.  
  15. /*EOF*/
Runtime error #stdin #stdout #stderr 0.01s 24400KB
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Standard input is empty
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Standard output is empty
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PHP Catchable fatal error:  Method StringAble::__toString() must return a string value in /home/ORGYyr/prog.php on line 13
https://ideone.com/Kw1GQE
Proof that a PHP __toString method may not return an integer
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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