localStorage.clear();

or

window.localStorage.clear();

清除特定项目

window.localStorage.removeItem("item_name");

要按id删除特定值，请执行以下操作：

var item_detail = JSON.parse(localStorage.getItem("key_name")) || [];           
            $.each(item_detail, function(index, obj){
                if (key_id == data('key')) {
                    item_detail.splice(index,1);
                    localStorage["key_name"] = JSON.stringify(item_detail);
                    return false;
                }
            });

手动按钮：

<script>
function ask() {
if (confirm('Clear localStorage?') == true) {
localStorage.clear()
location.reload()
}
else {
alert('Nothing happend')
}
}
}
</script>
<style>
button {border-width:0px;background-color:#efefef;padding:5px;width:5cm;margin:5px;}
</style>
<button onclick=ask()>Clear localStorage</button>

如果要从用户的本地存储中删除特定项或变量，可以使用

localStorage.removeItem("name of localStorage variable you want to remove");

window.localStorage.clear(); //try this to clear all local storage

如果需要清除本地存储数据，请使用：

localStorage.clear()

要从本地存储中删除特定项目，请执行以下操作：

localStorage.removeItem('Item')

localStorage.clear();

or

window.localStorage.clear();

清除特定项目

window.localStorage.removeItem("item_name");

要按id删除特定值，请执行以下操作：

var item_detail = JSON.parse(localStorage.getItem("key_name")) || [];           
            $.each(item_detail, function(index, obj){
                if (key_id == data('key')) {
                    item_detail.splice(index,1);
                    localStorage["key_name"] = JSON.stringify(item_detail);
                    return false;
                }
            });