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  1. <?php
  2. echo "\nChecking NULL: ";
  3. var_dump( NULL == '*');
  4.  
  5. echo "\nChecking 0: ";
  6. var_dump( 0 == '*');
  7.  
  8. echo "\nChecking 1: ";
  9. var_dump( 1 == '*');
  10.  
  11. echo "\nChecking '0': ";
  12. var_dump( '0' == '*');
  13.  
  14. echo "\nChecking '1': ";
  15. var_dump( '1' == '*');
Success #stdin #stdout 0.03s 52472KB
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stdin
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Standard input is empty
stdout
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Checking NULL: bool(false)

Checking 0: bool(true)

Checking 1: bool(false)

Checking '0': bool(false)

Checking '1': bool(false)
https://ideone.com/YESZbl
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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