-> "[destination]" "/Users/jimmitry/Desktop/copy.txt";

try {

	file writer_open "w1" [destination] false TEXT "utf-8";

	file writer_add_line "w1" "Data...";
	file writer_add_line "w1" (concat "date=" (date sysdate));
	file writer_add_line "w1" [_n_] [_r_];

	#Force to write;
	file writer_flush "w1";
	
	file writer_close "w1";

} {

	#Close objects;
	try {file writer_close "w1";} {} "[sub_err]";

	#Generate an error;
	exception (1) ([err]);

} "[err]";