description:
Packaged java project jar with intellj idea tool
step:
1：File - Project Structure
2: To select a portion of FIG. 1 in the class where the main method, part 2 is to be noted, to the java folder on the line, the stop down
3. FIG. 2 is a part output path jar package
4. A copy of the jar out into a directory, cmd with java -jar zkxtd.jar can be started
