Online PHP editor | rfc for CC6QC

<?php class Test { protected $path = '/tmp/directory'; public function createTestFiles () { $amount = 63; if (!is_dir($this->path)) { mkdir($this->path); } foreach (scandir($this->path) as $filename) { @unlink("{$this->path}/$filename"); } for ($num = 1; $num <= $amount; $num++) { fopen("{$this->path}/{$num}.txt", "a"); } } public function runTest() { echo 'get by foreach: ' . $this->getByForeach() . PHP_EOL; echo 'get by foreach with rewind: ' . $this->getByForeachWithRewind() . PHP_EOL; echo 'get by foreach after foreach: ' . $this->getByForeachAfterForeach() . PHP_EOL; echo 'get by loop: ' . $this->getByloop() . PHP_EOL; echo 'get by iterator_to_array: ' . $this->getByIteratorToArray() . PHP_EOL; echo 'get by iterator_to_array with rewind: ' . $this->getByIteratorToArrayWithRewind() . PHP_EOL; } public function getByForeach() { $directory = new RecursiveDirectoryIterator($this->path); $count = 0; foreach ($directory as $filename => $fileInfo) { $count++; } return $count; } public function getByForeachWithRewind() { $directory = new RecursiveDirectoryIterator($this->path); $count = 0; $directory->rewind(); foreach ($directory as $filename => $fileInfo) { $count++; } return $count; } public function getByForeachAfterForeach() { $directory = new RecursiveDirectoryIterator($this->path); $count = 0; foreach ($directory as $filename => $fileInfo) { // do nothing } foreach ($directory as $filename => $fileInfo) { $count++; } return $count; } public function getByLoop() { $directory = new RecursiveDirectoryIterator($this->path); $count = 0; while ($directory->valid()) { $count++; $directory->next(); } return $count; } public function getByIteratorToArray() { $directory = new RecursiveDirectoryIterator($this->path); return count(iterator_to_array($directory)); } public function getByIteratorToArrayWithRewind() { $directory = new RecursiveDirectoryIterator($this->path); $directory->rewind(); return count(iterator_to_array($directory)); } } $test = new Test(); $test->createTestFiles(); $test->runTest(); # comment so that 3v4l sees a change in the file

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