<body> <button id="btn1">设置值</button> <button id="btn2">获取值</button> <!-- 总结:设置值 值是字符串 sessionStorage.setItem('key','value'); 使用sessionStorage.getItem('key');获取值 --> <script> // 使用sessionStorage设置值 和使用sessionStorage获取值 // 获取dom const btn1 = document.getElementById('btn1'); const btn2 = document.getElementById('btn2'); //注册点击事件 btn1.addEventListener('click',()=>{ //设置值 值是字符串 sessionStorage.setItem('key','value'); sessionStorage.setItem('myname','王大仙'); sessionStorage.setItem('myage','32'); sessionStorage.setItem('mysex','男'); }); //注册点击事件 btn2.addEventListener('click',()=>{ const myname = sessionStorage.getItem('myname'); const myage = sessionStorage.getItem('myage'); const mysex = sessionStorage.getItem('mysex'); console.log(myname, myage, mysex); })