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  1. <?php
  2.  
  3. $d = [0.3 => 'hello', 0.30000000000000004 => 'world'];
  4. echo $d[0.1 + 0.2] . "\n";
  5. echo $d[0.3];
Success #stdin #stdout 0.04s 24424KB
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stdin
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Standard input is empty
stdout
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world
world
https://ideone.com/sh9ERy
language:
PHP (php 7.3.5)
created:
5 years ago
visibility:
public

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