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function randText($length) {
	$password_len = $length;
	$password = '';
	$word = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
	$len = strlen($word);
	for ($i = 0; $i < $password_len; $i++) {
		$password .= $word[rand() % $len];
	}
	return $password;
}