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  1. <?php
  2. $arr = array(array('nome' => 'fulano'), array('nome' => 'beltrano'), array('nome' => 'doge') );
  3. $chaves = array_column($arr, 'nome');
  4. $novo = array_fill_keys($chaves, 0);
  5. print_r($novo);
Success #stdin #stdout 0.01s 82880KB
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stdin
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Standard input is empty
stdout
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Array
(
    [fulano] => 0
    [beltrano] => 0
    [doge] => 0
)
https://ideone.com/YIcdqY
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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