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  1. <?php
  2.  
  3. $input_text = 'sdfsdf dsfds dfd и ltp';
  4. echo(preg_replace('/\b\w{1,3}\b/', "", $input_text));
  5.  
  6. echo PHP_EOL,PHP_EOL;
  7. $input_text = 'sdfsdf dsfds dfd и ltp';
  8. echo(preg_replace('/\b\w{1,3}\b/u', "", $input_text));
Success #stdin #stdout 0.02s 52432KB
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stdin
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Standard input is empty
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sdfsdf dsfds  и 

sdfsdf dsfds
https://ideone.com/9vlGtS
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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