根据代码写出流程图

Question

//准备扫码支付下单请求参数    public static Map prepareScanMap(String scancode_type){        Map reqMap = new HashMap();        reqMap.put("service","active_scancode_order");        reqMap.put("charset",charset);        reqMap.put("mer_id",mer_id);        reqMap.put("sign_type",sign_type);        reqMap.put("ret_url","http://www.baidu.com");        reqMap.put("notify_url","http://www.baidu.com");        reqMap.put("res_format",res_format);        reqMap.put("version","4.0");        reqMap.put("goods_inf","测试商品");        reqMap.put("order_id",orderid);        reqMap.put("mer_date",merdate);        reqMap.put("amount","1");        reqMap.put("amt_type","RMB");        reqMap.put("scancode_type",scancode_type);        return reqMap;    }

Answer 1

这种自上而下的结构，最好画流程图了吧。

从头画到脚就可以