PHPのmkdir
自分用のメモ。
<?php function makeDir($upload_directory, $newdir) { $dir = __DIR__; $absolute_path = "{$dir}/{$upload_directory}/{$newdir}"; if (file_exists($absolute_path)) { if (!is_dir($absolute_path)) { error_log("file exists already"); exit("NG"); } } else { if (!mkdir("{$upload_directory}/{$newdir}", 0777, true)) { error_log("failed to make directory"); exit("NG"); } else { error_log("created directory"); } } }