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Vinay B H..

Facing problem with a Find Function of Jquery

in Using jQuery • 10 years ago

I hanged to get all controls based on css class name using find function of jquery.

I tried out with this but it's not working.

Can You suggest how to get out of this.

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

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>Sign Up for Drop Box</title>
    <link href="CSS/DropBox.css" rel="stylesheet" type="text/css" />
    <script src="Jquery/jquery-1.7.2.min.js" type="text/javascript"></script>
    <script type="text/javascript">
        function myfunction() {
            textboxes = $('#RegisterTable').find('.requiredField');
            alert(textboxes.length);
            textboxes.each(function (index) {

                if (this.value.length == 0) {
                    alert('Hello');
                    //do something here
                }
            });
}

    </script>
</head>
<body>
    <form id="form1" runat="server">
    <div style="margin-left: 8%; background-color: rgba(221,221,221,0.3); border: 1px #e2e2e2 solid;
                        -moz-border-radius: 0.45em; border-radius: 0.45em; padding: 20px; width: 80%;">
        <table border="0" cellpadding="3" cellspacing="2" width="100%">
            <tr><td>
                <font class="FPtitleFont">
                <asp:Literal ID="DropBoxAuthenticationTitle" runat="server" EnableViewState="False">Sign Up for Drop Box</asp:Literal>
                </font>
                </td>
            </tr>
            <tr><td><hr /></td></tr>
            <tr>
                <td valign="top" align="left">
                    <div>
                        <asp:Label ID="MessageLabel" runat="server" CssClass="ErrorMessage" Visible="False"></asp:Label>
                        <table class="normal" id="RegisterTable">
                            <tr>
                                <td nowrap="nowrap" width="100">
                                    <strong>
                                        <asp:Literal Text="Name" ID="UserNameLabel" runat="server" />
                                    </strong>
                                </td>
                                <td>
                                    <asp:TextBox runat="server" ID="UserNameTextBox" CssClass="requiredfield" />
                                </td>
                            </tr>
                            <tr>
                                <td nowrap="nowrap" width="100">
                                    <strong>
                                        <asp:Literal Text="Email" ID="UserEmailLiteral" runat="server" />
                                    </strong>
                                </td>
                                <td>
                                    <asp:TextBox runat="server" ID="UserEmailTextBox" CssClass="requiredfield" />
                                </td>
                            </tr>
                            <tr>
                                <td nowrap="nowrap" width="100">
                                    <strong>
                                        <asp:Literal Text="Contact" ID="UserConatactLiteral" runat="server" />
                                    </strong>
                                </td>
                                <td>
                                    <asp:TextBox runat="server" ID="UserConatactTextBox" CssClass="requiredfield" />
                                </td>
                            </tr>
                            <tr>
                                <td nowrap="nowrap" width="100">
                                    <strong>
                                        <asp:Literal Text="Password" ID="UserPasswordLiteral" runat="server" />
                                    </strong>
                                </td>
                                <td>
                                    <asp:TextBox runat="server" ID="UserPasswordTextBox" TextMode="Password" CssClass="requiredfield" />
                                </td>
                            </tr>

                            <tr>
                                <td nowrap="nowrap" width="100">
                                    <strong>
                                        <asp:Literal Text="Confirm Password" ID="UserConfirmPasswordLiteral" runat="server" />
                                    </strong>
                                </td>
                                <td>
                                    <asp:TextBox runat="server" ID="UserConfirmPasswordTextBox" TextMode="Password" CssClass="requiredfield" />
                                </td>
                            </tr>

                        </table>
                        <br />
                        <asp:Button Text="Sign Up" runat="server" CssClass="button" OnClientClick="myfunction();" />
                    </div>
                </td>
            </tr>

        </table>
    </div>
    </form>
</body>
</html>