Now the code will print the following information, the httpd GET & API. The currency API from http://app.17kaixin8.com/demo/currency.shtml#body_top You can change the paraments to change the currencies you want to calculate the ratio. time 8:20pm now 6.1325 buy 6.1275 from_cn 美元 date 10-20-2014 sale 6.1375 to_cn 人民币