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  1. <?php
  2.  
  3. $re = "/(?=(1....1))/"; 
  4. $str = "001110000100001100001"; 
  5. preg_match_all($re, $str, $matches);
  6. print_r($matches[1]);
Success #stdin #stdout 0.02s 52432KB
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stdin
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Standard input is empty
stdout
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Array
(
    [0] => 100001
    [1] => 100001
    [2] => 100001
)
https://ideone.com/CAQHfz
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
secret

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