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  1. <?php
  2.  
  3. function suffix($number){
  4. $suffix = array('th','st','nd','rd','th','th','th','th','th','th');
  5. if (($number %100) >= 11 && ($number%100) <= 13)
  6.    $abbreviation = $number. 'th';
  7. else
  8.    $abbreviation = $number. $suffix[$number % 10];
  9.  
  10. return    $abbreviation;
  11. }
  12.  
  13. $source = "oasdfyoasdfyoasdfyoasdfy";
  14. $startIndexes =array(0, 6, 12, 18);
  15.  
  16. for ($i=0; $i < count($startIndexes); $i++){
  17.     $index= $startIndexes[$i];
  18.     $len = ($i< count($startIndexes)-1 ? $startIndexes[$i +1]  : 
  19.                                                               strlen($source)) - ($index);
  20.  
  21.     echo sprintf("The %s substring is:[%s]\n", 
  22.                          suffix($i+1), 
  23.                          substr($source, $index, $len) );
  24. }
  25.  
  26. ?>
Success #stdin #stdout 0.01s 20520KB
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Standard input is empty
stdout
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The 1st substring is:[oasdfy]
The 2nd substring is:[oasdfy]
The 3rd substring is:[oasdfy]
The 4th substring is:[oasdfy]
https://ideone.com/gTACa6
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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