[Android] Would like to ask , eclipse code editor how to return tothe previous step

edit the code in eclipse , do not accidentally delete or change some code , how to return to the previous step as WORD change the return key
------ Solution --------------------------------------------
ctrl + Z
------ Solution ---------------------------------------- ----
ctrl + z, the next step is ctrl + y
------ Solution ----------------------- ---------------------
http://www.blogjava.net/action/articles/17339.html
With what kind brother finishing
------ reference ------------------------------ ---------


very active ah you often see . help me look at this simple question , right http://bbs.csdn.net/topics/390527212
------ reference ----------- ----------------------------


HELLO I have something to find you. This is the look you are very active in CSDN . I usually self Andrews Can you take me with ah , some small problem, I can pay compensation