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  1. <?php
  2.  
  3. $foo = "";
  4. $bar = array();
  5. $baz = "0";
  6.  
  7. var_dump(empty($foo));
  8. var_dump(empty($bar));
  9. var_dump(empty($baz));
Success #stdin #stdout 0.02s 52432KB
comments (?)
stdin
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Standard input is empty
stdout
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bool(true)
bool(true)
bool(true)
https://ideone.com/UztGvB
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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