url的编码问题

JQuery中

编码

var url = 'folder/index.html?param=#23dd&noob=yes'; 

var encodedUrl = encodeURIComponent(url);

解码

var url = 'folder%2Findex.html%3Fparam%3D%2323dd%26noob%3Dyes'; 

var decodedUrl = decodeURIComponent(url);

php中

$str=urlencode ($url );//编码

$url=urldecode($str);//解码