diff --git a/jero-web/src/views/processCenter/processForm/handshakeProcess/index.vue b/jero-web/src/views/processCenter/processForm/handshakeProcess/index.vue
index cc254ac6e..db3de9707 100644
--- a/jero-web/src/views/processCenter/processForm/handshakeProcess/index.vue
+++ b/jero-web/src/views/processCenter/processForm/handshakeProcess/index.vue
@@ -187,7 +187,7 @@
         let json = Object.assign(this.queryBy, { handlingTime: handlingTime }, value)
         let data = JSON.stringify(json).replace(/\"/g, '\'')
         Object.keys(data).forEach(res => {
-          if (data[res] && data[res] instanceof String) {
+          if (data[res] && typeof data[res] == 'string') {
             data[res] = data[res].replace(/\"/g, '“')
             data[res] = data[res].replace(/\'/g, '‘')
           }