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HTML | Window sessionStorage( ) Property

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The Window sessionStorage() property is used for saving key/value pairs in a web browser. It stores the key/value pairs in a browser for only one session and the data expires as soon as a new session is loaded.



Return Type: it returns Storage object

Below program illustrates the Window sessionStorage() property :

Creating a sessionStorage name/value pair.


      Window sessionStorage property in HTML
        h1 {
            color: green;
        h2 {
            font-family: Impact;
        body {
            text-align: center;
    <h2>Window sessionStorage Property</h2>
      For displaying the value of the key/value
      pair created using sessionStorage, double
      click the "Display Data" button:
    <button ondblclick="Storage()">
      Display Data
    <div id="myID"></div>
        function Storage() {
            if (typeof(Storage) !== "undefined") {
                sessionStorage.setItem("course", "Fork CPP");
                document.getElementById("myID").innerHTML =
            } else {
                document.getElementById("myID").innerHTML =
                    "The browser does not support Web Storage.";


After clicking the button:

Supported Browsers: The browser supported by Window sessionStorage( ) Property are listed below: 

  • Google Chrome 5
  • Edge 12
  • Internet Explorer 8
  • Firefox 2
  • Opera 10.5
  • Safari 4

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Last Updated : 05 Aug, 2022
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