trace(escape("!@#$%^&*()_+<>?'"));//输出：%21@%23%24%25%5E%26*%28%29_+%3C%3E%3F%27

trace(unescape("%21@%23%24%25%5E%26*%28%29_+%3C%3E%3F%27"));//输出：!@#$%^&*()_+<>?'

trace(encodeURI("!@#$%^&*()_+<>?'"));//!@#$%25%5E&*()_+%3C%3E?'

trace(decodeURI("!@#$%25%5E&*()_+%3C%3E?'"));//!@#$%^&*()_+<>?'

////////////////////////////////////////////////////////

trace(escape("追梦人"));//输出：%u8FFD%u68A6%u4EBA

trace(unescape("%u8FFD%u68A6%u4EBA"));//输出：追梦人

trace(encodeURI("追梦人"));//%E8%BF%BD%E6%A2%A6%E4%BA%BA

trace(decodeURI("%E8%BF%BD%E6%A2%A6%E4%BA%BA"));//追梦人