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  1. <?php
  2.  
  3. function convert($value)
  4. {
  5.     if (preg_match("/((?P<hours>\d+)\:)?((?P<minutes>\d{1,2})\:)?(?P<seconds>\d{1,2})(\.(?P<milis>\d+))?/", $value, $matches))
  6.     {
  7.         $hours   = intval($matches["hours"]);
  8.         $minutes = intval($matches["minutes"]);
  9.         $seconds = intval($matches["seconds"]);
  10.         $milis   = isset($matches["milis"]) ? intval($matches["milis"]) : 0;
  11.  
  12.         return sprintf("%d.%d", $hours * 3600 + $minutes * 60 + $seconds, $milis);
  13.     }
  14.  
  15.     return false;
  16. }
  17.  
  18. echo convert("20:05.570"), PHP_EOL;
Success #stdin #stdout 0.02s 82944KB
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72005.570
https://ideone.com/VeP7eR
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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