improve: 请填写交易单号后8位文案修改

src/components/createCom/XhInput.vue

@@ -98,7 +98,7 @@ export default {
 		return this.item.fieldsName === 'eSerialNum'
 	},
 	placeholderText() {
-		return this.isESerialNum ? '请填写交易流水号后8位数字' : this.placeholder
+		return this.isESerialNum ? '请填写交易单号后8位' : this.placeholder
 	}
   },
   watch: {},