diff --git a/src/utils/util.js b/src/utils/util.js
index 3ca129bc..6aa7f33e 100644
--- a/src/utils/util.js
+++ b/src/utils/util.js
@@ -319,8 +319,9 @@ export const getHtmls = (arrs, htmldemo) => {
   arrs.map(item => {
     let strhtml = JSON.parse(JSON.stringify(htmldemo));
     for (let key in item) {
-      let str = '${' + key + '}';
-      strhtml = strhtml.replace(new RegExp(str, 'g'), item[key]);
+      let str = '\\$\\{' + key + '\\}';
+      let reg=new RegExp(str,"g")
+      strhtml = strhtml.replace(reg, item[key]);
     }
     html += strhtml;
   });