How I send value from one page to another in HTML using JS

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Hi

I am New to JS

In HTML I have 2 pages

1st page contain 1 textbox
2nd page contain 1 label

I want to show textbox value in label Using JS But Realtym . If i enter any value in textbox it reflect same tym on label

What I have tried:

I failed to do that Is it possible . i search everywhere i didnt find

Posted 31-Oct-17 19:52pm

Gurpreet Arora Malhotra

Updated 31-Oct-17 20:21pm

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Comments

Karthik_Mahalingam 1-Nov-17 2:00am

2nd page is a pop up ?

Gurpreet Arora Malhotra 1-Nov-17 2:01am

No pop up 2nd page is simple Html Page

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Karthik_Mahalingam · Accepted Answer · 2017-10-31T20:21:00

Page 1

<html>
<head>
    <script>
        function keypress() {
            var txt1 = document.getElementById("txt1");
            var value = txt1.value;
            setCookie('txt1value', value, 1)
        }
        function setCookie(cname, cvalue, exdays) {
            var d = new Date();
            d.setTime(d.getTime() + (exdays * 24 * 60 * 60 * 1000));
            var expires = "expires=" + d.toUTCString();
            document.cookie = cname + "=" + cvalue + ";" + expires + ";path=/";
        }

    </script>
</head>
<body>
    <input id="txt1" type="text" onkeypress="keypress()" onkeyup="keypress()"><br>     
</body> 
</html>

Page 2

<html>
<head>
    <title>Page 2</title>
    
</head>
<body>
   <span id="lbl"></span>

    <script>
        setInterval(function () {
            var value = getCookie('txt1value')
            document.getElementById('lbl').textContent = value;
        }, 100)



        function getCookie(cname) {
            var name = cname + "=";
            var ca = document.cookie.split(';');
            for (var i = 0; i < ca.length; i++) {
                var c = ca[i];
                while (c.charAt(0) == ' ') {
                    c = c.substring(1);
                }
                if (c.indexOf(name) == 0) {
                    return c.substring(name.length, c.length);
                }
            }
            return "";
        }
    </script>
</body>
</html>

Note: you will have to host the pages to make it work
Refer these
JavaScript Cookies[^]
Window setInterval() Method[^]