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  1. <?php
  2. $fun = function() { return function() { return "Hello World!"; }; };
  3.  
  4. print($fun()());
Runtime error #stdin #stdout #stderr 0.01s 20552KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
stderr 
PHP Parse error:  syntax error, unexpected '(' in /home/oiT01Y/prog.php on line 4
https://ideone.com/aHCAzU
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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