.

src/pages/index/index.jsx

       Taro.redirectTo({ url: `/pages/index/index?tab=${val}` });
     }
   };
+  const getAmap = (loc) => {
+    setAmap({ params: 'location=' + loc, path: '/v3/geocode/regeo' }).then(res2 => {
+      //josn对象取值
+      setAddress(JSON.parse(res2)['regeocode'].formatted_address)
+    })
+  }
+
   useEffect(() => {
     if (!location) {
       Taro.getLocation({
         type: 'gcj02',
         success: function (res) {
           setLocation(res.longitude + ',' + res.latitude)
-          setAmap({ params: 'location=' + res.longitude + ',' + res.latitude, path: '/v3/geocode/regeo' }).then(res2 => {
-            //josn对象取值
-            setAddress(JSON.parse(res2)['regeocode'].formatted_address)
-          })
+          getAmap(res.longitude + ',' + res.latitude)
         }
       })
     } else {
-      setAmap({ params: 'location=' + location, path: '/v3/geocode/regeo' }).then(res2 => {
-        //josn对象取值
-        setAddress(JSON.parse(res2)['regeocode'].formatted_address)
-      })
+      getAmap(location)
     }
   }, [])
   return (