31.C# ASP.NET - RangeValidator [ 유효성검사컨트롤 ]
Type="Integer" : 타입에 따라서 적용
| FrmRangeValidator.aspx |
|
<html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server">
<title></title> </head> <body>
<form id="form1" runat="server">
<div>
범위<br /><br />
나이 :
<asp:TextBox ID="txtAge" runat="server"></asp:TextBox>
(1~150)
<asp:RangeValidator ID="valAge" runat="server" ControlToValidate="txtAge" MinimumValue="1" MaximumValue="150" Type="Integer" ErrorMessage="나이는 1~150까지 입력하시오.">
</asp:RangeValidator><br /><br />
<asp:Button ID="btnLogin" runat="server" Text="로그인" />
</div>
</form> </body> </html> |
| 결과화면 |
[그림31-1] |
RangeValidator 컨트롤을 자바스크립트로 표현한 예제입니다.
| FrmRangeValidator.htm |
<html xmlns="http://www.w3.org/1999/xhtml"> <head>
<title></title>
<script>
function CheckLogin() { var
varAge = parseInt(document.getElementById ("txtAge").value);
// 값을 받아서 정수형 if
(varAge < 1 || varAge > 150) { alert("나이는 1~150까지 입력하시오."); document.getElementById("txtAge").focus(); //포커스 return false; //멈춤 } return true; //진행
}
</script> </head> <body>
<form id="frmLogin" action="" method="post"
onsubmit="
return CheckLogin(); ">
나이 : <input type="text" id="txtAge" name="txtAge" />
(1~150)<br />
<input type="submit" value="체크" />
</form> </body> </html> |
FrmRangeValidator.aspx
FrmRangeValidator.htm