how to use volatile keyword

[raohansikarao]

hi every one ......... can you people please tell me the advantages and disadvantages of volatile keyword and please provide a sample program to understand the purpose of volatile

[mario]

http://en.wikipedia.org/wiki/Volatile_variable
http://www.netrino.com/node/80

Would have taken you less time to do a search in google then to make your post.