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<asp:Button ID="Botton1" runat="server" onclick="button1_Click()" OnClientClick="return CheckT();" />
<asp:CheckBox ID="chb" runat="server" Text="" />
//在<head></head>之间加这段JS代码
function CheckT()
{
if(!document.getElementById('chb').checked)
{
alert('CheckBox没有选中,请先选中');
return false;
}
else
{
return true;
}
}
<asp:Button ID="Botton1" runat="server" onclick="button1_Click()" OnClientClick="return CheckT();" />
<asp:CheckBox ID="chb" runat="server" Text="" />
//在<head></head>之间加这段JS代码
function CheckForm()
{
if(!document.getElementById('chb').checked)
{
alert('CheckBox没有选中,请先选中');
return false;
}
else
{
return true;
}
}
<script>
function getChecked()
{
return document.getElementById('<%= chb.ClientID %>').checked;
}
</script>
<asp:Button ID="Botton1" runat="server" OnClientClick="return getChecked();" onclick="button1_Click()"/>
<asp:CheckBox ID="chb" runat="server" Text="" />
<asp:Button ID="Botton1" runat="server" onClientClick="return CheckForm()" onclick="button1_Click()"/>
<asp:CheckBox ID="chb" runat="server" Text="" />
function CheckForm()
{
if(!document.getElementById('Checkbxo').checked)
{
alert(请选择。。。!');
return false;
}
return true;
}
function CheckForm()
{
if(!document.getElementById('Checkbxo').checked)
{
alert(请选择。。。!');
return false;
}
return true;
}
function CheckForm()
{
if($('tbxNewProjectName').value.blank())
{
alert('Project name is required!');
return false;
}
return true;
}