验证要求：1 对一个输入进行多方面的验证 2 对checkboxlist进行至少选择一项的验证
1 对一个输入进行多方面的验证（采用客户端验证）
举例代码：
<%
@ Page Language
=
“
C#
“
AutoEventWireup
=
“
true
“
CodeFile
=
“
Default4.aspx.cs
“
Inherits
=
“
Default4
“
%>
<!
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
>
无标题页
</
title
>
<
script
src
=”simpletree/jquery-1.4.2.js”
type
=”text/javascript”
></
script
>
<
script
language
=”javascript”
type
=”text/javascript”
>
//
验证输入
function
ValidateInput(source,args)
{
args.IsValid
=
true
;
if
(args.Value.length
==
0
)
{
$(
“
#
“
+
source.id).html(
“
不能为空
“
);
args.IsValid
=
false
;
}
else
if
(
!
args.Value.match(
/
^[0-9]*[1-9][0-9]*$
/
))
{
$(
“
#
“
+
source.id).html(
“
必须为正整数
“
);
args.IsValid
=
false
;
}
else
{
if
(args.Value
<
1
||
args.Value
>
365
)
{
args.IsValid
=
false
;
$(
“
#
“
+
source.id).html(
“
必须在1到365之间
“
);
}
}
}
</
script
>
</
head
>
<
body
>
<
form
id
=”form1″
runat
=”server”
>
<
asp:TextBox
ID
=”txtMinSpace”
runat
=”server”
></
asp:TextBox
>
<
asp:CustomValidator
ID
=”dfdf”
runat
=”server”
ControlToValidate
=”txtMinSpace”
SetFocusOnError
=”True”
ClientValidationFunction
=”ValidateInput”
ErrorMessage
=”Requi”
ValidateEmptyText
=”true”
Display
=”Dynamic”
>
</
asp:CustomValidator
>
<
br
/>
<
asp:Button
ID
=”test”
runat
=”server”
Text
=”提交”
onclick
=”test_Click”
/>
</
form
>
</
body
>
</
html
>
@ Page Language
=
“
C#
“
AutoEventWireup
=
“
true
“
CodeFile
=
“
Default4.aspx.cs
“
Inherits
=
“
Default4
“
%>
<!
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
>
无标题页
</
title
>
<
script
src
=”simpletree/jquery-1.4.2.js”
type
=”text/javascript”
></
script
>
<
script
language
=”javascript”
type
=”text/javascript”
>
//
验证输入
function
ValidateInput(source,args)
{
args.IsValid
=
true
;
if
(args.Value.length
==
0
)
{
$(
“
#
“
+
source.id).html(
“
不能为空
“
);
args.IsValid
=
false
;
}
else
if
(
!
args.Value.match(
/
^[0-9]*[1-9][0-9]*$
/
))
{
$(
“
#
“
+
source.id).html(
“
必须为正整数
“
);
args.IsValid
=
false
;
}
else
{
if
(args.Value
<
1
||
args.Value
>
365
)
{
args.IsValid
=
false
;
$(
“
#
“
+
source.id).html(
“
必须在1到365之间
“
);
}
}
}
</
script
>
</
head
>
<
body
>
<
form
id
=”form1″
runat
=”server”
>
<
asp:TextBox
ID
=”txtMinSpace”
runat
=”server”
></
asp:TextBox
>
<
asp:CustomValidator
ID
=”dfdf”
runat
=”server”
ControlToValidate
=”txtMinSpace”
SetFocusOnError
=”True”
ClientValidationFunction
=”ValidateInput”
ErrorMessage
=”Requi”
ValidateEmptyText
=”true”
Display
=”Dynamic”
>
</
asp:CustomValidator
>
<
br
/>
<
asp:Button
ID
=”test”
runat
=”server”
Text
=”提交”
onclick
=”test_Click”
/>
</
form
>
</
body
>
</
html
>
注意事项：ValidateEmptyText需要验证空值时需要设置此属性，否则不启作用。
2 对checkboxlist进行至少选择一项的验证（采用客户端验证）
举例代码：
<%
@ Page Language
=
“
C#
“
AutoEventWireup
=
“
true
“
CodeFile
=
“
Default4.aspx.cs
“
Inherits
=
“
Default4
“
%>
<!
DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”
>
<
html
xmlns
=”http://www.w3.org/1999/xhtml”
>
<
head
runat
=”server”
>
<
title
>
无标题页
</
title
>
<
script
src
=”simpletree/jquery-1.4.2.js”
type
=”text/javascript”
></
script
>
<
script
language
=”javascript”
type
=”text/javascript”
>
//
验证选择
function
ValidateCheckList(source,args)
{
args.IsValid
=
true
;
if
($(
“
#<%=cblAction.ClientID%> input[@type=checkbox]:checked
“
).size()
==
0
)
args.IsValid
=
false
;
}
</
script
>
</
head
>
<
body
>
<
form
id
=”form1″
runat
=”server”
>
<
asp:CheckBoxList
ID
=”cblAction”
runat
=”server”
>
<
asp:ListItem
Value
=”1″
Selected
=”True”
>
选项1
</
asp:ListItem
>
<
asp:ListItem
Value
=”2″
Selected
=”True”
>
选项1
</
asp:ListItem
>
<
asp:ListItem
Value
=”3″
Selected
=”True”
>
选项1
</
asp:ListItem
>
</
asp:CheckBoxList
>
<
asp:CustomValidator
ID
=”ctvAction”
runat
=”server”
ErrorMessage
=”至少选择一个”
ClientValidationFunction
=”ValidateCheckList”
Display
=”Dynamic”
>
</
asp:CustomValidator
>
<
br
/>
<
asp:Button
ID
=”test”
runat
=”server”
Text
=”提交”
onclick
=”test_Click”
/>
</
form
>
</
body
>
</
html
>
@ Page Language
=
“
C#
“
AutoEventWireup
=
“
true
“
CodeFile
=
“
Default4.aspx.cs
“
Inherits
=
“
Default4
“
%>
<!
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
>
无标题页
</
title
>
<
script
src
=”simpletree/jquery-1.4.2.js”
type
=”text/javascript”
></
script
>
<
script
language
=”javascript”
type
=”text/javascript”
>
//
验证选择
function
ValidateCheckList(source,args)
{
args.IsValid
=
true
;
if
($(
“
#<%=cblAction.ClientID%> input[@type=checkbox]:checked
“
).size()
==
0
)
args.IsValid
=
false
;
}
</
script
>
</
head
>
<
body
>
<
form
id
=”form1″
runat
=”server”
>
<
asp:CheckBoxList
ID
=”cblAction”
runat
=”server”
>
<
asp:ListItem
Value
=”1″
Selected
=”True”
>
选项1
</
asp:ListItem
>
<
asp:ListItem
Value
=”2″
Selected
=”True”
>
选项1
</
asp:ListItem
>
<
asp:ListItem
Value
=”3″
Selected
=”True”
>
选项1
</
asp:ListItem
>
</
asp:CheckBoxList
>
<
asp:CustomValidator
ID
=”ctvAction”
runat
=”server”
ErrorMessage
=”至少选择一个”
ClientValidationFunction
=”ValidateCheckList”
Display
=”Dynamic”
>
</
asp:CustomValidator
>
<
br
/>
<
asp:Button
ID
=”test”
runat
=”server”
Text
=”提交”
onclick
=”test_Click”
/>
</
form
>
</
body
>
</
html
>
转载于:https://www.cnblogs.com/neekerss/archive/2010/09/09/1822274.html
今天的文章CustomValidator控件使用分享到此就结束了，感谢您的阅读。
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