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</head><body><script>const obj = {uname: 'red牢师',age: '18',gender: '男'}// 存储复杂数据类型 无法直接使用 会得到[object Object]的形式localStorage.setItem('obj', obj)// 取console.log(localStorage.getItem('obj'))// 想取复杂数据类型必须要转换为JSON字符串来储存// 在储存时就进行转换localStorage.setItem('obj', JSON.stringify(obj))// {"uname":"red牢师","age":"18","gender":"男"}// 再取一次判断类型console.log(typeof localStorage.getItem('obj'))//结果为String// 再把JSON字符串改成对象console.log(JSON.parse(localStorage.getItem('obj')))</script>
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