1.APP.vueexportdefault({created(){//页面加载时读取sessionStorage中的状态信息if(sessionStorage.getItem("store")){this.$store.replaceState(Object.assign({},this.$store.state,JSON.parse(sessionStorage.getItem("store"))));}//页面刷新时将信息保存在vuex中转到sessionStoragewindow.addEventListener("beforeunload",()=>{//sessionStorage.setItem("store","");sessionStorage.setItem("store",JSON.stringify(this.$store.state));});}})2`npminstallvuex-persistedstate--save`conststore=newVuex.Store({ plugins:[createPersistedState()]})
