style:家庭房产

@@ -99,12 +99,11 @@
         newDatez: getNewDate(2)
       }
     },
-    mounted () {
-      this.generateQRCode()
-    },
-    methods: {
-      generateQRCode () {
-        QRCode.toDataURL(this.form.djSqcxDO.cxbh)
+    watch: {
+      "form.djSqcxDO.cxbh": {
+        handler: function (val) {
+          if (val) {
+            QRCode.toDataURL(val)
               .then(url => {
                 this.qrcodeImage = url
               })
@@ -112,6 +111,9 @@
                 console.error(error);
               })
           }
+        },
+        immediate: true
+      }
     }
   }
 </script>
\ No newline at end of file