... through the haystack for the specified needle and, if theyfind it, will return the portion of the string from the beginning of the needle to the end of the haystack. If the needle is not found, ... effectively from one page to the next; the difference lies in the method of passing the information. The $_POST array does not use the query string in the URL of the calledfile as the transport method, ... work best to-gether. For example, you might find the starting position of a needle with strpos andthen, in the same line of code, extract the contents for a set number of characters toanother...