本文介绍了Requiredfieldsvalidatior ASP.NET C＃的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
Hii
我有一个包含两个detailsView的页面，我试图为所有字段添加一个RequiredFieldsValidator，它工作正常，但当我添加ValidationGroup时验证什么都不用
有什么问题
First DetailsView：
Hii
I have a page with two detailsView and I have tried to add a RequiredFieldsValidator for all fields and it worked fine but when I add the ValidationGroup the validation doesn't work at all
What is the problem
First DetailsView:
<asp:DetailsView ID="DetailsView4" runat="server" AutoGenerateRows="False"
CellPadding="4" DataKeyNames="St_ID" DataSourceID="SqlDataSource4"
DefaultMode="Insert" ForeColor="#333333" GridLines="None" Height="50px"
Width="291px">
<AlternatingRowStyle BackColor="White" ForeColor="#284775" />
<CommandRowStyle BackColor="#E2DED6" Font-Bold="True" />
<EditRowStyle BackColor="#999999" />
<FieldHeaderStyle BackColor="#E9ECF1" Font-Bold="True" />
<Fields>
<asp:TemplateField HeaderText="Student ID" SortExpression="St_ID">
<EditItemTemplate>
<asp:Label ID="Label1" runat="server" Text='<%# Eval("St_ID") %>'></asp:Label>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("St_ID") %>'
ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server"
ControlToValidate="TextBox1" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label1" runat="server" Text='<%# Bind("St_ID") %>'></asp:Label>
</ItemTemplate>
<ItemStyle Width="120px" />
</asp:TemplateField>
<asp:TemplateField HeaderText="Username" SortExpression="Username">
<EditItemTemplate>
<asp:TextBox ID="TextBox5" runat="server" Text='<%# Bind("Username") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox3" runat="server" Text='<%# Bind("Username") %>'
ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server"
ControlToValidate="TextBox3" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label5" runat="server" Text='<%# Bind("Username") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Name" SortExpression="Name">
<EditItemTemplate>
<asp:TextBox ID="TextBox6" runat="server" Text='<%# Bind("Name") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox4" runat="server" Text='<%# Bind("Name") %>'
ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator3" runat="server"
ControlToValidate="TextBox4" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label6" runat="server" Text='<%# Bind("Name") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Nationality" SortExpression="Nationality">
<ItemTemplate>
<asp:Label ID="Label4" runat="server" Text='<%# Bind("Nationality") %>'></asp:Label>
</ItemTemplate>
<EditItemTemplate>
<asp:TextBox ID="TextBox4" runat="server" Text='<%# Bind("Nationality") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:DropDownList ID="DropDownList5" runat="server"
SelectedValue='<%# Bind("Nationality") %>' ValidationGroup="2">
<asp:ListItem>--Select--</asp:ListItem>
<asp:ListItem>Egypt</asp:ListItem>
<asp:ListItem>Jordan</asp:ListItem>
<asp:ListItem>Lebanon</asp:ListItem>
<asp:ListItem>Palestine</asp:ListItem>
<asp:ListItem>Sudan</asp:ListItem>
<asp:ListItem>Syria</asp:ListItem>
<asp:ListItem>UAE</asp:ListItem>
<asp:ListItem>Yemen</asp:ListItem>
</asp:DropDownList>
<asp:RequiredFieldValidator ID="RequiredFieldValidator4" runat="server"
ControlToValidate="DropDownList5" ErrorMessage="Required" ForeColor="Red"
InitialValue="--Select--" ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Gender" SortExpression="Gender">
<ItemTemplate>
<asp:Label ID="Label1" runat="server" Text='<%# Bind("Gender") %>'></asp:Label>
</ItemTemplate>
<EditItemTemplate>
<asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("Gender") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:DropDownList ID="DropDownList1" runat="server"
SelectedValue='<%# Bind("Gender") %>' ValidationGroup="2">
<asp:ListItem>--Select--</asp:ListItem>
<asp:ListItem>Male</asp:ListItem>
<asp:ListItem>Female</asp:ListItem>
</asp:DropDownList>
<asp:RequiredFieldValidator ID="RequiredFieldValidator5" runat="server"
ControlToValidate="DropDownList1" ErrorMessage="Required" ForeColor="Red"
InitialValue="--Select--" ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label3" runat="server" Text='<%# Bind("Major_ID") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="DateOfBirth" SortExpression="DateOfBirth">
<EditItemTemplate>
<asp:TextBox ID="TextBox2" runat="server" Text='<%# Bind("DateOfBirth") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox2" runat="server" TextMode="Date"
Text='<%# Bind("DateOfBirth") %>' ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator6" runat="server"
ControlToValidate="TextBox2" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label2" runat="server" Text='<%# Bind("DateOfBirth") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="MobileNo" SortExpression="MobileNo">
<EditItemTemplate>
<asp:TextBox ID="TextBox7" runat="server" Text='<%# Bind("MobileNo") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox5" runat="server" Text='<%# Bind("MobileNo") %>'
maxlength="10" ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator7" runat="server"
ControlToValidate="TextBox7" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="2"></asp:RequiredFieldValidator>
<br />
<asp:RegularExpressionValidator ID="RegularExpresphone1"
ValidationGroup="phone" Display="Dynamic" ControlToValidate="TextBox5"
runat="server" ErrorMessage="Phone Number should be 10 Digits (only numbers)."
SetFocusOnError="True" ValidationExpression="^\d{10}$" Font-Bold="False"
ForeColor="Red"></asp:RegularExpressionValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label7" runat="server" Text='<%# Bind("MobileNo") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Major" SortExpression="Major_ID">
<EditItemTemplate>
<asp:TextBox ID="TextBox3" runat="server" Text='<%# Bind("Major_ID") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:DropDownList ID="DropDownList2" runat="server"
DataSourceID="SqlDataSource4" DataTextField="MajorName"
DataValueField="Major_ID" SelectedValue='<%# Bind("Major_ID") %>'
ValidationGroup="2"></asp:DropDownList>
<asp:RequiredFieldValidator ID="RequiredFieldValidator8" runat="server"
ControlToValidate="DropDownList2" ErrorMessage="Required" ForeColor="Red"
InitialValue="--Select--" ValidationGroup="2"></asp:RequiredFieldValidator>
<asp:SqlDataSource ID="SqlDataSource4" runat="server" ConnectionString ="<%$ConnectionStrings: ConnectionString %>" SelectCommand="SELECT Major_ID, MajorName FROM Major"></asp:SqlDataSource>
</InsertItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="School Graduation Year"
SortExpression="School_Graduation_Year">
<EditItemTemplate>
<asp:TextBox ID="TextBox8" runat="server"
Text='<%# Bind("School_Graduation_Year") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox6" runat="server"
Text='<%# Bind("School_Graduation_Year") %>' ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator9" runat="server"
ControlToValidate="TextBox6" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label8" runat="server"
Text='<%# Bind("School_Graduation_Year") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="School Grade" SortExpression="School_Grade">
<EditItemTemplate>
<asp:TextBox ID="TextBox9" runat="server" Text='<%# Bind("School_Grade") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox7" runat="server" Text='<%# Bind("School_Grade") %>'
ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator10" runat="server"
ControlToValidate="TextBox7" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label9" runat="server" Text='<%# Bind("School_Grade") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Join Year" SortExpression="Join_Year">
<EditItemTemplate>
<asp:TextBox ID="TextBox10" runat="server" Text='<%# Bind("Join_Year") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox8" runat="server" Text='<%# Bind("Join_Year") %>'
ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator12" runat="server"
ControlToValidate="TextBox8" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label10" runat="server" Text='<%# Bind("Join_Year") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Email" SortExpression="Email">
<EditItemTemplate>
<asp:TextBox ID="TextBox11" runat="server" Text='<%# Bind("Email") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox9" runat="server" Text='<%# Bind("Email") %>'
TextMode="Email" ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator13" runat="server"
ControlToValidate="TextBox9" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="2"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label11" runat="server" Text='<%# Bind("Email") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Address" SortExpression="Address">
<EditItemTemplate>
<asp:TextBox ID="TextBox12" runat="server" Text='<%# Bind("Address") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox10" runat="server" Text='<%# Bind("Address") %>'
ValidationGroup="2"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator15" runat="server"
ControlToValidate="TextBox10" ValidationGroup="2" ErrorMessage="Required" ForeColor="Red"
></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label12" runat="server" Text='<%# Bind("Address") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:CommandField ButtonType="Button" ShowInsertButton="True" />
</Fields>
<FooterStyle BackColor="#5D7B9D" Font-Bold="True" ForeColor="White" />
<HeaderStyle BackColor="#5D7B9D" Font-Bold="True" ForeColor="White" />
<PagerStyle BackColor="#284775" ForeColor="White" HorizontalAlign="Center" />
<RowStyle BackColor="#F7F6F3" ForeColor="#333333" />
</asp:DetailsView>
我尝试过：
Second DetailsView：
What I have tried:
Second DetailsView:
<asp:DetailsView ID="DetailsView1" runat="server" AutoGenerateRows="False"
CellPadding="4" DataKeyNames="Username" DataSourceID="SqlDataSource3"
ForeColor="#333333" GridLines="None" Height="50px" Width="267px"
style="margin-top: 0px; text-align: left;"
onitemupdated="DetailsView1_ItemUpdated" onitemdeleted="DetailsView1_ItemDeleted"
oniteminserted="DetailsView1_ItemInserted" DefaultMode="Insert">
<AlternatingRowStyle BackColor="White" ForeColor="#284775" />
<CommandRowStyle BackColor="#E2DED6" Font-Bold="True" />
<EditRowStyle BackColor="#999999" />
<FieldHeaderStyle BackColor="#E9ECF1" Font-Bold="True" />
<Fields>
<asp:TemplateField HeaderText="Username" SortExpression="Username">
<EditItemTemplate>
<asp:Label ID="Label1" runat="server" Text='<%# Eval("Username") %>'></asp:Label>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("Username") %>'
ValidationGroup="1" Width="100px"></asp:TextBox>
<asp:RequiredFieldValidator id="RequiredFieldValidator1" runat="server"
ErrorMessage="Required" ControlToValidate="TextBox1" ForeColor="Red"
ValidationGroup="1"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label2" runat="server" Text='<%# Bind("Username") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Password" SortExpression="Password">
<EditItemTemplate>
<asp:TextBox ID="TextBox2" runat="server" Text='<%# Bind("Password") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox2" runat="server" Text='<%# Bind("Password") %>'
Height="22px" ValidationGroup="1" Width="100px"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server"
ControlToValidate="TextBox2" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="1"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<span ID="idControl">DetailsView1</span> - Field[1] - Password
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="UserType" SortExpression="UserType">
<EditItemTemplate>
<asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("UserType") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:DropDownList ID="DropDownList4" runat="server"
ConnectionString ="<%$ConnectionStrings: ConnectionString %>"
SelectedValue='<%# Bind("UserType") %>' ValidationGroup="1">
<asp:ListItem>--Select--</asp:ListItem>
<asp:ListItem>employee</asp:ListItem>
<asp:ListItem>doctor</asp:ListItem>
<asp:ListItem>student</asp:ListItem>
</asp:DropDownList>
<asp:RequiredFieldValidator ID="RequiredFieldValidator3" runat="server"
ControlToValidate="DropDownList4" ErrorMessage="Required" ForeColor="Red"
InitialValue="--Select--" ValidationGroup="1"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label1" runat="server" Text='<%# Bind("UserType") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:CommandField ButtonType="Button" ShowInsertButton="True" />
</Fields>
<FooterStyle BackColor="#5D7B9D" Font-Bold="True" ForeColor="White" />
<HeaderStyle BackColor="#5D7B9D" Font-Bold="True" ForeColor="White" />
<PagerStyle BackColor="#284775" ForeColor="White" HorizontalAlign="Center" />
<RowStyle BackColor="#F7F6F3" ForeColor="#333333" />
</asp:DetailsView>推荐答案
我尝试过：
Second DetailsView：
What I have tried:
Second DetailsView:
<asp:DetailsView ID="DetailsView1" runat="server" AutoGenerateRows="False"
CellPadding="4" DataKeyNames="Username" DataSourceID="SqlDataSource3"
ForeColor="#333333" GridLines="None" Height="50px" Width="267px"
style="margin-top: 0px; text-align: left;"
onitemupdated="DetailsView1_ItemUpdated" onitemdeleted="DetailsView1_ItemDeleted"
oniteminserted="DetailsView1_ItemInserted" DefaultMode="Insert">
<AlternatingRowStyle BackColor="White" ForeColor="#284775" />
<CommandRowStyle BackColor="#E2DED6" Font-Bold="True" />
<EditRowStyle BackColor="#999999" />
<FieldHeaderStyle BackColor="#E9ECF1" Font-Bold="True" />
<Fields>
<asp:TemplateField HeaderText="Username" SortExpression="Username">
<EditItemTemplate>
<asp:Label ID="Label1" runat="server" Text='<%# Eval("Username") %>'></asp:Label>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("Username") %>'
ValidationGroup="1" Width="100px"></asp:TextBox>
<asp:RequiredFieldValidator id="RequiredFieldValidator1" runat="server"
ErrorMessage="Required" ControlToValidate="TextBox1" ForeColor="Red"
ValidationGroup="1"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<asp:Label ID="Label2" runat="server" Text='<%# Bind("Username") %>'></asp:Label>
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Password" SortExpression="Password">
<EditItemTemplate>
<asp:TextBox ID="TextBox2" runat="server" Text='<%# Bind("Password") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:TextBox ID="TextBox2" runat="server" Text='<%# Bind("Password") %>'
Height="22px" ValidationGroup="1" Width="100px"></asp:TextBox>
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server"
ControlToValidate="TextBox2" ErrorMessage="Required" ForeColor="Red"
ValidationGroup="1"></asp:RequiredFieldValidator>
</InsertItemTemplate>
<ItemTemplate>
<span ID="idControl">DetailsView1</span> - Field[1] - Password
</ItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="UserType" SortExpression="UserType">
<EditItemTemplate>
<asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("UserType") %>'></asp:TextBox>
</EditItemTemplate>
<InsertItemTemplate>
<asp:DropDownList ID="DropDownList4" runat="server"
ConnectionString ="<%这篇关于Requiredfieldsvalidatior ASP.NET C＃的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持！