加工组扫描-每次扫描时先清空选择框

src/views/processing/groupScan/index.vue

@@ -117,6 +117,7 @@ const handleSubmit = async () => {
 }
 
 const _handlerScan = (code) => {
+  expressNo.value = ''
   const barcode = barcodeToUpperCase(code?.trim())
   if (!barcode) {
     scanError()