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  1. <?
  2.  
  3. $keywords = array('sebastian','nous','helene','lol'); //it could be anything in fact
  4. $badwords = array('nous', 'lol', 'ene', 'seba'); //array full of stop words that I won't write here
  5. $filtered_keywords = array_diff($keywords, $badwords);
  6. print_r($filtered_keywords);
  7.  
  8. ?>
Success #stdin #stdout 0.02s 13064KB
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stdin
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Standard input is empty
stdout
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Array
(
    [0] => sebastian
    [2] => helene
)
https://ideone.com/xCIbhw
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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