isfile (';' FILE )+

public String _isfile(String args[]) {
	if (args.length < 2) {
		domain.warning("Need at least one file name for ${isfile;...}");
		return null;
	}
	boolean isfile = true;
	for (int i = 1; i < args.length; i++) {
		File f = new File(args[i]).getAbsoluteFile();
		isfile &= f.isFile();
	}
	return isfile ? "true" : "false";

}