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  1. <?php
  2.  
  3. $foo = 'bar';
  4. $bar = 'foo';
  5. print ${$foo}; 
  6.  
Success #stdin #stdout 0.03s 52480KB
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stdin
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Standard input is empty
stdout
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foo
https://ideone.com/32ijrB
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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