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  1. <?php
  2. $array = array_fill(0, 10, array_fill(0, 10, '_'));
  3.  
  4. $array[0][0] = '1';
  5.  
  6. $i = 0;
  7.  
  8. foreach($array as $key => $x) {
  9. 	foreach($x as $value) {
  10. 		//$value - не элемент массива. $value - это значение, которое хранится в элементе массива.
  11. 		$value = $i;
  12.  
  13. 		$i++;
  14. 	}
  15. }
  16.  
  17.  
  18. foreach ($array as $y => $x) {
  19. 	foreach ($x as $key => $value) {
  20. 		echo ' ' . $value . ' ';
  21. 	}
  22.  
  23. 	echo "\n";
  24. }
Success #stdin #stdout 0.01s 24400KB
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Standard input is empty
stdout
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 1  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _ 
 _  _  _  _  _  _  _  _  _  _
https://ideone.com/P6k3lp
language:
PHP (php 7.3.5)
created:
9 years ago
visibility:
public

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