本地存储保留删除其余constSMS_TRUST_KEY_PREFIXnameVue.prototype.clearLocalStorageKeepSmsTrustfunction(){constpreserved{}for(leti0;ilocalStorage.length;i){constkeylocalStorage.key(i)if(keykey.indexOf(SMS_TRUST_KEY_PREFIX)0){preserved[key]localStorage.getItem(key)}}localStorage.clear()Object.keys(preserved).forEach(function(key){localStorage.setItem(key,preserved[key])})}获取到对应想保存到信息给定值保存下来删除全部的存储信息重新保存之前获取到的信息