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  1. <?php
  2. $test = '1';
  3.  
  4. var_dump(isset($test));
  5. ?>
Success #stdin #stdout 0.02s 13112KB
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stdin
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Standard input is empty
stdout
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bool(true)
https://ideone.com/TcjYp
language:
PHP (php 7.3.5)
created:
14 years ago
visibility:
public

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