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  1. <?php
  2.  
  3. function gerarCobinacao($tam){
  4.     $seed = str_split('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789');
  5.     shuffle($seed); // probably optional since array_is randomized; this may be redundant
  6.     $rand = '';
  7.     foreach (array_rand($seed, $tam) as $k) 
  8.       $rand .= $seed[$k];
  9.  
  10.     return $rand;
  11.  }
  12.  
  13. print gerarCobinacao(5);
Success #stdin #stdout 0.01s 82880KB
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NmSsE
https://ideone.com/hoTI4B
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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