Answers for "if php not create folder with mkdir showw r=error"

linux php script create directory if doesn't exist

$path = "sample/path/newfolder";
if (!file_exists($path)) {
    mkdir($path, 0777, true);
}

php mkdir if not exists

<?php
if (!file_exists('path/to/directory')) {
  	/**
     * 0755 - Permission
     * true - recursive?
     */
    mkdir('path/to/directory', 0755, true);
}