1, first open the eclipse
2, after the eclipse, etc. page loads successfully, click on the top of the page " Window ", click on " the Preferences ", click on the Java front of a small triangle.
3, click the " Installed JREs " and select and click " Edit ."
4, select the suffix " rt.iar " file, click on the " the Add External JARs ", find the location of your JDK installation and opens, click the " C: \ Program Files \ the Java \ jdk1.8.0_161 ", select the " src. ZIP "file and click" Open ", click" the OK "," Finish "," the Apply and use Close . "
5, the last installation was successful, look at the results, the first line of this text appeared on behalf of the source code can normally watch
