encodeing and decoding php script

help me please,
hello i want to encrypt my php script,is there any possible way to do so with out using any encoder software.i want want do it with php code(with code),if any one can give me some example also,this is require because i want to distribute my php script. thanks in advance

If you pay money for the send encoder, yes. See this thread: http://www.vbforums.com/showthread.php?t=484776

Any encryption that you do programatically (without using encoder software) can be quickly and simply reversed. Either use Zend Guard, or don't bother.