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  1. <?php
  2.  
  3. $re = "/\\b([0-9]+)(ml|kg|g|l)\\b/"; 
  4. $str = "540ml"; 
  5.  
  6. preg_match($re, $str, $matches);
  7. print_r($matches);
Success #stdin #stdout 0.03s 52432KB
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stdin
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Standard input is empty
stdout
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Array
(
    [0] => 540ml
    [1] => 540
    [2] => ml
)
https://ideone.com/Cgi4SA
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
secret

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