| 控件名 | 功能描敘 |
| requiredfieldvalidator(必須字段驗證) | 用于檢查是否有輸入值 |
| comparevalidator(比較驗證) | 按設(shè)定比較兩個輸入 |
| rangevalidator(范圍驗證) | 輸入是否在指定范圍 |
| regularexpressionvalidator(正則表達式驗證) | 正則表達式驗證控件 |
| customvalidator(自定義驗證) | 自定義驗證控件 |
| validationsummary(驗證總結(jié)) | 總結(jié)驗證結(jié)果 |
| <asp:requiredfieldvalidator id="validator_name" runat="server" controltovalidate="要檢查的控件名" errormessage="出錯信息" display="static|dymatic|none" > 占位符</asp: requiredfieldvalidator > |
| <asp:textbox id="txtname" runat="server"/><asp:requiredfieldvalidator id="validator1" runat="server" controltovalidate="txtname" errormessage="姓名必須輸入" display="static"> *姓名必須輸入</asp:requiredfieldvalidator> |
| <form runat="server">其他代碼</form> |
| <asp:comparevalidator id="validator_id" runat="server" controltovalidate="要驗證的控件id" errormessage="錯誤信息" controltocompare="要比較的控件id" type="string|integer|double|datetime|currency" operator="equal|notequal|greaterthan|greatertanequal|lessthan|lessthanequal|datatypecheck" display="static|dymatic|none" >占位符</asp:comparevalidator> |
| <asp:rangevalidator id="vaidator_id" runat="server" controltovalidate="要驗證的控件id" type="integer" minimumvalue="最小值" maximumvalue="最大值" errormessage="錯誤信息" display="static|dymatic|none" >占位符</asp:rangevalidator> |
| <asp:regularexpressionvalidator id="validator_id" runat="server" controltovalidate="要驗證控件名" validationexpression="正則表達式" errormessage="錯誤信息" display="static" >占位符</asp:regularexpressionvalidator> |
| <asp:validationsummary id="validator_id" runat="server" headertext="頭信息" showsummary="true|false" diaplaymode="list|bulletlist|singleparagraph" ></asp: validationsummary > |
| <asp:customvalidator id="validator_id" runat="server" controltovalidate="要驗證的控件" onservervalidatefunction="驗證函數(shù)" errormessage="錯誤信息" display="static|dymatic|none" >占位符</asp: customvalidator > |
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