增加两个符号转义

src/views/ppt_manage/newVersion/utils/untils.js

@@ -140,7 +140,7 @@ export const toTextProps = (json) => {
       if ('tagName' in item && item.tagName === 'br') {
         slices.push({ text: '', options: { breakLine: true } })
       } else if ('content' in item) {
-            const transStr = /(<|>|“|”|&|‘|’|—|≥|≤|·)/g
+            const transStr = /(<|>|“|”|&|‘|’|—|≥|≤|·|Ø|∅)/g
             const text = item.content.replace(/\n/g, '').replace(/ /g, ' ').replace(transStr, replacer)
             const options = {}
 
@@ -205,6 +205,7 @@ export const toTextProps = (json) => {
   return slices
 }
 //将text中被转义的字符转义回来,如:a<b 在富文本内会被转义成 a&lt;b
+//https://www.cnblogs.com/tiancixiong/p/13581746.html
 const replacer = (_, p1) => {
     return {
         "&lt;": "<",
@@ -217,7 +218,9 @@ const replacer = (_, p1) => {
         "&mdash;":'——',
         "&ge;":'≥',
         "&le;":'≤',
-        "&middot;":'·'
+        "&middot;":'·',
+        "&Oslash;":'ø',
+        "&empty;":'∅'
     } [p1]
 }
 //根据字符串的字节长,在指定位置换行