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示例来自How to disable a Button on TextBox ValidationErrors in WPF 效果如图 继承ValidationRule实现验证类 public class OverThirteenValidationRule : ValidationRule { p 阅读全文
posted @ 2020-10-09 20:11
Lulus
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摘要:
效果如图 验证表单的关键是使用ValidationRule,官方资料:ValidationRule 类、How to: Implement Binding Validation 继承ValidationRule实现验证类 public class LengLimitValidationRule: V 阅读全文
posted @ 2020-10-09 19:31
Lulus
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