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  1. <?php
  2.  
  3. // Wrong
  4. $start = microtime();
  5. sleep(3);
  6. $stop = microtime();
  7. echo ($stop - $start) . PHP_EOL;
  8.  
  9. // Correct
  10. $start = microtime(true);
  11. sleep(3);
  12. $stop = microtime(true);
  13. echo ($stop - $start) . PHP_EOL;
  14.  
  15. ?>
Success #stdin #stdout 0.01s 20568KB
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stdin
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Standard input is empty
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8.000000000008E-5
3.0000791549683
https://ideone.com/FWkjF2
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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