scratch
| /vendor/fusonic/linq/examples/3-skiptake.php |
|---|
| @@ -0,0 +1,44 @@ |
| <?php |
| require_once __DIR__ . '/../vendor/autoload.php'; // Autoload files using Composer autoload |
| use Fusonic\Linq\Linq; |
| $files = glob("/tmp/*"); |
| // Calculate the average filesize of all files greater than 1024 bytes in a directory |
| // but skip the very first 2 files and then take only 4 files. |
| ### Plain PHP: ### |
| $sum = 0; |
| $i = 0; |
| $y = 0; |
| foreach($files as $file) { |
| $currentSize = filesize($file); |
| if($currentSize > 1024) { |
| if($y < 2) { |
| $y++; |
| continue; |
| } |
| else if ($y > 5) { |
| break; |
| } |
| $y++; |
| $sum += $currentSize; |
| $i++; |
| } |
| } |
| $avg = $sum / $i; |
| echo "Average: " . $avg; |
| ### Linq: ### |
| $avgL = Linq::from($files) |
| ->select(function($x) { return filesize($x); }) |
| ->where(function($x) { return $x > 1024; }) |
| ->skip(2) |
| ->take(4) |
| ->average(); |
| echo "<br/><br>Average Linq: " . $avgL; |