修复值为null的时候，报错的问题

src/views/ncs-device-menu/index.vue

@@ -350,7 +350,6 @@ export default {
       API_DeviceMenu.getList(params).then(response => {
         this.loading = false
         this.rowData = response.data
-        console.log(response.data)
         this.pageData = {
           page_no: response.page_no,
           page_size: response.page_size,
@@ -603,7 +602,11 @@ export default {
       return DEVICE_TYPE.getDescFromValue(param.value)
     },
     formatterUnEscape(param){
+      if (param.value === null) {
+        return ""
+      }
       return param.value.replace(/&/g, "&")
+      // return param.value
     },
     addInput(paramsTemp){
       paramsTemp.push({
@@ -620,7 +623,7 @@ export default {
       let _paramsTemp = '';
       if (paramsTemp.length !== 0) {
         for (let i = 0; i < paramsTemp.length; i++) {
-          if (paramsTemp[i].parameter !== '') {
+          if (paramsTemp[i].parameter !== '' && paramsTemp[i].value !== '') {
             if (i !== 0){
               paramsTempStr += '&'
             }
@@ -636,7 +639,7 @@ export default {
       const paramsTemp = []
       let _parameter = ''
       let _value = ''
-      if (str !== '') {
+      if (str !== null && str !== '') {
         let _str = str.split('&amp;')
         for (let i = 0; i < _str.length; i++) {
           _parameter = _str[i].split('=')[0]