10.本地存储.html 1.2 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="UTF-8">
  5. <meta name="viewport" content="width=device-width, initial-scale=1.0">
  6. <title>Document</title>
  7. </head>
  8. <body>
  9. <!--
  10. WebStoarge 和 Cookie
  11. 本地存储:localStorage:除非手动删除 否则不会消失
  12. 会话存储:SessionStorage:关闭页面就会消失
  13. -->
  14. <script>
  15. // 设置
  16. localStorage.setItem("name","Lucy")
  17. localStorage.age = 18;
  18. localStorage["sex"] = "女";
  19. // 读取
  20. console.log(localStorage.getItem("name"))
  21. console.log(localStorage.age)
  22. console.log(localStorage["sex"])
  23. // 删除一条
  24. // localStorage.removeItem("name")
  25. // 删除全部
  26. // localStorage.clear();
  27. // 得到某个下表索引的key值
  28. console.log(localStorage.key(0))
  29. let list = [{
  30. name:"aa",
  31. id:1
  32. },{
  33. name:"bb",
  34. id:2
  35. },{
  36. name:"cc",
  37. id:3
  38. }]
  39. localStorage.setItem("newList",JSON.stringify(list))
  40. </script>
  41. </body>
  42. </html>