What is the purpose of using scandir() in PHP to sort files in a directory?

Scandir() function in PHP is used to sort files in a directory. By default, scandir() returns the files in the order they appear in the filesystem, which may not be in a sorted order. To sort the files in a directory, you can use scandir() in combination with sorting functions like natcasesort() or natsort(). 

// Get the list of files in a directory and sort them
$directory = "path/to/directory";
$files = scandir($directory);
natcasesort($files);

// Loop through the sorted files
foreach ($files as $file) {
    echo $file . "<br>";
}

Keywords

scandir PHP sort files directory

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