Shrlalgo.RvKits/ShrlAlgoToolkit.Mvvm/ValidationRules/DoubleValidationRule.cs

using System.Globalization;
using System.Windows.Controls;

namespace ShrlAlgoToolkit.Mvvm.ValidationRules;

public class DoubleValidationRule : ValidationRule
{
	public override ValidationResult Validate(object value, CultureInfo cultureInfo)
	{
		return double.TryParse((value ?? string.Empty).ToString(), out _) ? ValidationResult.ValidResult : new ValidationResult(false, "输入内容不是数值。");
	}
}