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				 1.生成小程序二维码功能 直接请求相应的链接。传递相应的参数 以生成商铺的付款码为例: 
 var shopsId = e.ShopsId
     //付款码的参数
     var codeModel = new function () { }
     codeModel.path = "pages/PageWxPay/PageWxPay?shopsId=" + shopsId
     codeModel.width = 430
     codeModel.auto_color = false
     codeModel.line_color = { "r": "0", "g": "0", "b": "0" }
     var data = {
       shopsID: shopsId,
       data: JSON.stringify(codeModel)
     }
     console.log(data)
     api.RequestApiURL("Weixin/MyPaymentCode", data, function (codeData) {
       console.log(codeData)
       var obj = codeData.data.data
       if (obj.Key == "0") {
         that.setData({
           payCodeUrl: app.globalData.apiurl + obj.Value
         })
         wx.hideLoading()
       }
       else {
         wx.showToast({ title: obj.Value })
       }
     })
				后台代码处理 
 private static object obj = new object();
        /// 
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