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  1. <?php
  2.  
  3. $a = 'foo';
  4. $$a = 'bar';
  5. $$$a = 'baz';
  6. $$$$a = 'azaza';
  7. $$$$$a = 'bubaba';
  8.  
  9. $ignore = array('GLOBALS', '_FILES', '_COOKIE', '_POST', '_GET', '_SERVER', '_ENV', 'argv', 'argc', 'ignore');
  10. $vars = array_diff_key(get_defined_vars() + array_flip($ignore), array_flip($ignore));
  11. print_r($vars);
Success #stdin #stdout 0s 82560KB
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stdin
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Standard input is empty
stdout
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Array
(
    [a] => foo
    [foo] => bar
    [bar] => baz
    [baz] => azaza
    [azaza] => bubaba
)
https://ideone.com/gPlwVe
language:
PHP (php 7.3.5)
created:
5 years ago
visibility:
public

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