新旧拆分单对比--发起比对--新旧条款目录，展示不完整

jero-web/src/views/documentTool/documentSplit/modules/SplitAddForm.vue

@@ -213,6 +213,7 @@ export default {
      * @param index
      */
     handleAddClauseContent (index) {
+      console.log(index)
       if (index === -1) {
         this.isTopList = false
         this.addIndex = this.contentList.length - 1
@@ -233,8 +234,8 @@ export default {
         headerArr = this.contentList
         footerArr = []
       } else {
-        headerArr = this.contentList.splice(0, this.addIndex + 1)
-        footerArr = this.contentList.splice(-this.addIndex)
+        headerArr = this.contentList.slice(0, this.addIndex + 1)
+        footerArr = this.contentList.slice(this.addIndex + 1, this.addIndex.length)
       }
       const insertArr = []
       switch (type) {
@@ -263,7 +264,6 @@ export default {
           }
       }
       this.contentList = [...headerArr, ...insertArr, ...footerArr]
-      console.log(this.contentList)
     },
     /**
      * 表格编辑