what is the use of custom tag libraries?

[senthil sen]

what is the use of custom tag libraries?WHERE IS IT USED IN JSP?

[William Brogden]

Why are you asking us? This is basic stuff, go do a Google or Yahoo search for Taglib tutorial or something similar. You could even buy a book.
Download the JSP API and servlet API from Sun. Why not use the resources the net provides and answer your own question?
Bill

[Simon Brown]

Some of my past presentations on this subject can be found on my website. Of course, you could always buy a copy of my book.
Simon