Create Show Password Check Box In Login Form In ASP.NET Web Forms | ASP.NET

 <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="ShowPasswordCheckBox.WebForm1" %>


<!DOCTYPE html>


<html xmlns="http://www.w3.org/1999/xhtml">

<head runat="server">

    <title></title>

    <style type="text/css">

        .auto-style1 {

            width: 100%;

        }

        .auto-style2 {

            width: 131px;

        }

    </style>

    <script type="text/javascript">

        function ShowPassword(checkBox)

        {

            var PasswordTextBox = document.getElementById("TextBox1");

            if (checkBox.checked == true) {

                PasswordTextBox.setAttribute("type", "text");

            }

            else

            {

                PasswordTextBox.setAttribute("type","password");

            }

        }

    </script>

</head>

<body>

    <form id="form1" runat="server">

        <div>

            <table cellpadding="3" cellspacing="3" class="auto-style1">

                <tr>

                    <td class="auto-style2">PASSWORD</td>

                    <td>

                        <asp:TextBox ID="TextBox1" runat="server" TextMode="Password" Width="230px"></asp:TextBox>

                    </td>

                </tr>

                <tr>

                    <td class="auto-style2">&nbsp;</td>

                    <%--Below is the First way--%>

                    <%--<td><input type="checkbox" onchange="document.getElementById('TextBox1').type = this.checked ? 'text' : 'password'"/>Show Password</td>--%>


                    <%--Below is the Second way--%>

                    <td><input type="checkbox" onclick="ShowPassword(this)"/>Show Password</td>

                </tr>

            </table>

        </div>

    </form>

</body>

</html>

Above File is ShowPasswordCheckBox\WebForm1.aspx








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