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  1. <?php
  2.  
  3. // your code goes here
  4. $a = 1; 
  5. while($a < 30){
  6.     echo $a;
  7.     //$i = $i + 1; - первый вариант
  8.     $a++; // более короткий вариант
  9. }
Success #stdin #stdout 0.03s 52480KB
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1234567891011121314151617181920212223242526272829
https://ideone.com/QWuKO3
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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