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  1. <?php
  2. $last_word = "o'clock.";
  3.  
  4. $new_word= preg_replace('/[^a-zA-Z0-9\' ]/','',$last_word);
  5.  
  6. echo $new_word;
  7. ?>
Success #stdin #stdout 0.03s 13064KB
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Standard input is empty
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o'clock
https://ideone.com/JMH8F
language:
PHP (php 7.3.5)
created:
12 years ago
visibility:
public

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