[provider]补充示例

pages/API/provider/provider.uvue

@@ -85,7 +85,10 @@
 							console.log(obj)
 							console.log(JSON.stringify(obj))
 							value.providerObj.push(obj)
-
+              if(obj instanceof  UniPaymentWxpayProvider ){//判断微信是否安装
+               var isWeChatInstalled = (obj as UniPaymentWxpayProvider).isWeChatInstalled
+               console.log(isWeChatInstalled)
+              }
 							// #ifdef APP-IOS
 							const providerObjMap = this.getProviderObjectMap(obj)
 							console.log(providerObjMap)