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  1. <?php
  2. $array = array (0.1 => 'a', 0.2 => 'b');
  3. print_r($array);
  4. ?>
Success #stdin #stdout 0.02s 13112KB
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stdin
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Standard input is empty
stdout
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Array
(
    [0] => b
)
https://ideone.com/LIC0E
language:
PHP (php 7.3.5)
created:
12 years ago
visibility:
public

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