本文整理匯總了C#中System.Web.UI.WebControls.RangeValidator.EvaluateIsValid方法的典型用法代碼示例。如果您正苦於以下問題:C# RangeValidator.EvaluateIsValid方法的具體用法?C# RangeValidator.EvaluateIsValid怎麽用?C# RangeValidator.EvaluateIsValid使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。
在下文中一共展示了RangeValidator.EvaluateIsValid方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。
示例1: EvaluateIsValid
//引入命名空間
using System.Web;
using System.Security.Permissions;
namespace Samples.AspNet.CS.Controls
{
[AspNetHostingPermission(SecurityAction.Demand, Level=AspNetHostingPermissionLevel.Minimal)]
public sealed class CustomRangeValidatorEvaluateIsValid : System.Web.UI.WebControls.RangeValidator
{
protected override bool EvaluateIsValid()
{
// Get the value of the control to validate.
string controlValue = GetControlValidationValue(ControlToValidate);
// If no value was entered, show the validation error by returning false.
if (controlValue.Trim().Length == 0)
{
return false;
}
// Compare the ControlToValidate's value against the minimum and maximum values.
return(Compare(controlValue, this.MinimumValue, System.Web.UI.WebControls.ValidationCompareOperator.GreaterThanEqual, this.Type) &&
Compare(controlValue, this.MaximumValue, System.Web.UI.WebControls.ValidationCompareOperator.LessThanEqual, this.Type));
}
}
}