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  1. <?php
  2.  
  3. $array = [1,2,3,4];
  4. $isValid = true;
  5. $current = current($array);
  6. while($next = next($array)) {
  7.     if($next <= $current) {
  8.         return $isValid = false;
  9.     }
  10.     $current = $next;
  11. }
  12.  
  13. var_dump($isValid);
  14.  
  15. // -----
  16.  
  17. $array = [1,4,3,4];
  18. $isValid = true;
  19. $current = current($array);
  20. while($next = next($array)) {
  21.     if($next <= $current) {
  22.         $isValid = false;
  23.         break;
  24.     }
  25.     $current = $next;
  26. }
  27.  
  28. var_dump($isValid);
Success #stdin #stdout 0.03s 52480KB
comments (?)
stdin 
Standard input is empty
stdout 
bool(true)
bool(false)
https://ideone.com/3uHPMq
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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