javascript对URI编码与解码

w3c提供了简单实现，window对象下有2个函数对URL编码和解码

var uri="http://w3cschool.cn/my test.php?name=ståle&car=saab";
var uri_encode=encodeURIComponent(uri);
document.write(uri_encode);
document.write("<br>");
document.write(decodeURIComponent(uri_encode));

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