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  1. <?php
  2. function insertInPosition($str, $pos, $c){
  3.     return substr($str, 0, $pos) . $c . substr($str, $pos);
  4. }
  5.  
  6. $str = "30000000";
  7. echo insertInPosition($str, 4, '.');
Success #stdin #stdout 0.01s 82560KB
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stdin
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Standard input is empty
stdout
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3000.0000
https://ideone.com/oCsIZw
language:
PHP (php 7.3.5)
created:
5 years ago
visibility:
public

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