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  1. <?php
  2.     $total = 0;
  3.     $string = '20.2*33.4';
  4.     if(preg_match('/^(\d*\.?\d+)(?:\*)(\d*\.?\d+)$/', $string, $matches) === 1){
  5.         $total = floatval($matches[1]) * floatval($matches[2]);
  6.     }
  7.     echo "$string = ".$total;
Success #stdin #stdout 0.02s 13112KB
comments (?)
stdin 
Standard input is empty
stdout 
20.2*33.4 = 674.68
https://ideone.com/azhMag
language:
PHP (php 7.3.5)
created:
12 years ago
visibility:
public

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