控制項驗證

2011-06-29

10751
0
Asp.net (C#)
2011-10-17

摘要:控制項驗證

<asp:TextBox ID="txtProceed" runat="server" TextMode="MultiLine" Rows="2" Columns="60" />

//----------------- 限制控制項不能為空白 -------------------------------------------------------------------
<asp:RequiredFieldValidator ID="rfvProceed" runat="server" ControlToValidate="txtProceed" Display="Dynamic">
<div>「進行方式」不可空白！</div>
</asp:RequiredFieldValidator>

//----------------- 限制控制項輸入的數值範圍 -------------------------------------------------------------------
<asp:RangeValidator ID="RangeValidator1" runat="server" ControlToValidate="txtTenValue" Display="None" ErrorMessage="數值不可超過2位數" MaximumValue="88" MinimumValue="1" ></asp:RangeValidator>

//----------------- 限制控制項輸入的長度 -------------------------------------------------------------------
<asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server"
ErrorMessage="超過限制輸入長度為150字" ControlToValidate="txtQuest1" ValidationExpression="[\s\S]{0,150}">
</asp:RegularExpressionValidator>

//---------------------- 驗證電子信箱格式 ---------------------------------------------------------
<asp:RegularExpressionValidator ID="revEmail" runat="server" ControlToValidate="txtEmail" Display="Dynamic"
ValidationExpression="\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*">
<span>「電子信箱」格式有誤！</span>
</asp:RegularExpressionValidator>

//------------------- 判別輸入的格式     --------------------------------------------
<asp:RegularExpressionValidator ID="revAccount" runat="server" ControlToValidate="txtAccount" Display="Dynamic"
                                ValidationExpression="^[a-zA-Z]{1}[a-zA-Z0-9]{3,19}$">
    <span>「帳號」格式有誤！</span>
</asp:RegularExpressionValidator>

// ８～２０個英文或數字的組合（區分大小寫）
// 需包含一個英文字及一個數字的組合（第一碼必需是英文字）

//-----------------警示輸入為大小寫-----------------------------------------------

        function CloseDiv() {
            document.getElementById('capslock').style.display = 'None';
        }

</script>

<asp:TextBox ID="txtPwd" runat="server" TextMode="Password" MaxLength="20" Columns="21" onkeypress="javascript:KeyPress(this);"
onkeydown="javascript:CloseDiv();"></asp:TextBox

//----------------- 判別值是否相同，通常用來再次確認輸入的密碼 ------------------------

<asp:CompareValidator ID="cvCheck" runat="server" ControlToValidate="txtCheck" ControlToCompare="txtPasswd" Display="Dynamic">
<span>密碼與確認密碼兩者不吻合！</span>
</asp:CompareValidator>

------------------判斷下拉式選單是否已選擇----------------------------------------------------------------------
<asp:RequiredFieldValidator id="reqFavoriteColor" Text="請選擇國家" InitialValue=""
ControlToValidate="dropContry" Runat="server" Display="Dynamic"/>

-------------------收集驗證訊息-------------------------------------------------------------------

<asp:ValidationSummary ID="ValidationSummary1" runat="server" DisplayMode="List" />

回首頁