JavaScript Window property: localStorage
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The
localStorage property (of
the JavaScript
BOM window object) returns
a reference to the local storage object in which it is possible to store data within
a web browser (permanently) in the form of key/value pairs.
EXAMPLE:
HTML USED IN THIS EXAMPLE:
<!DOCTYPE html>
<html> <!-- Copyright (c) Nematrian Limited 2018 -->
<head></head>
<body>
Window session storage example: (see code for local storage equivalent)<br>
(stores and then retrieves "hello" in storage container named "y", does not seem to work
with all browsers)<br>
<b id="element"></b><br>
<script>
var x = document.getElementById("element");
if (typeof(Storage) !== "undefined") {
window.sessionStorage.setItem("y", "hello");
x.innerHTML = window.sessionStorage.getItem("y");
// replace sessionStorage by localStorage if data to be stored permanently
} else {
x.innerHTML = "Your browser does not support Local / Session Storage"
}
</script>
</body>
</html>
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