如果您想限制用户每天只能打开一次链接。你可以这样做:<body onclick="openLink()"><script>function openLink() { var today = new Date(); var dd = String(today.getDate()).padStart(2, '0'); var mm = String(today.getMonth() + 1).padStart(2, '0'); //January is 0! var yyyy = today.getFullYear(); today = mm + '/' + dd + '/' + yyyy; // As date object returns time as well. Which we dont need. So we remove that. if(localStorage.getItem('date') == today) { alert('come back tomorrow'); } else { localStorage.setItem('date', today); location.href='test.html'; }}</script>