Some cgi memo

cgi api

CGI 這個 class 提供了一些好用的 method, 一些 url, html 的 encode ,decode
<br />scape(string)<br />#URL-encode a string.<br /> url_encoded_string = CGI::escape("'Stop!' said Fred")<br /> # => "%27Stop%21%27+said+Fred"<br /><br /><br />escapeElement(string, *elements) <br /><br />指定妳想encode 的tag, Escape only the tags of certain HTML elements in string<br /> print CGI::escapeElement('<BR><A HREF="url"></A>', "A", "IMG")<br /> # "<BR><A HREF="url"></A>"<br /><br /> print CGI::escapeElement('<BR><A HREF="url"></A>', ["A", "IMG"])<br /> # "<BR><A HREF="url"></A>"<br /><br /><br /> escapeHTML(string) <br />Escape special characters in HTML, namely &\"<><br /><br /> CGI::escapeHTML('Usage: foo "bar" <baz>')<br /> # => "Usage: foo "bar" <baz>"<br /><br /><br /> parse(query) <br />Parse an HTTP query string into a hash of key=>value pairs.<br /><br />>> CGI::parse("a=b,5&c=d")<br />=> {"a"=>["b,5"], "c"=>["d"]}<br />