StringValidator.Validate(Object) 方法

定义

确定对象的值是否有效。Determines whether the value of an object is valid.

public:
 override void Validate(System::Object ^ value);
public override void Validate (object value);
override this.Validate : obj -> unit
Public Overrides Sub Validate (value As Object)

参数

value
Object

对象值。The object value.

例外

value 小于构造函数中定义的 minValue 或大于构造函数中定义的 maxValuevalue is less than minValue or greater than maxValue as defined in the constructor.

- 或 --or- value 包含无效字符。value contains invalid characters.

示例

下面的示例演示如何使用 Validate 方法。The following example demonstrates how to use the Validate method. 此代码示例是为类提供的更大示例的一部分 StringValidatorThis code example is part of a larger example provided for the StringValidator class.

// Attempt validation.
myStrValidator.Validate(testVal);
' Attempt validation.
myStrValidator.Validate(testVal)

注解

StringValidator类包含验证字符串对象所需的条件。The StringValidator class contains the criteria necessary to validate a string object. 条件是在创建类的实例时建立的 StringValidatorThe criteria are established when an instance of the StringValidator class is created. 要验证的对象作为方法的参数传递 ValidateThe object to validate is passed as a parameter of the Validate method.

适用于