using System;

namespace MyOA.BusinessLogicHelper
{
	/// <summary>
	/// 數(shù)據(jù)驗(yàn)證功能類,提供了一系列驗(yàn)證數(shù)據(jù)的靜態(tài)方法
	/// </summary>
	public class ValidateUtility
	{
		#region 驗(yàn)證數(shù)據(jù)類型
		/// <summary>
		/// 驗(yàn)證一個(gè)變量能否轉(zhuǎn)換為字符串類型
		/// </summary>
		/// <param name="val">待驗(yàn)證變量</param>
		/// <returns>如果能,返回true;否則,返回false</returns>
		public static bool IsString(object val)
		{
			try
			{
				Convert.ToString(val);
				return true;
			}
			catch
			{
				return false;
			}
		}

		public static bool IsDouble(object val)
		{
			try
			{
				Convert.ToDouble(val);
				return true;
			}
			catch
			{
				return false;
			}
		}
		public static bool IsInt(object val)
		{
			try
			{
				Convert.ToInt32(val);
				return true;
			}
			catch
			{
				return false;
			}
		}
		public static bool IsDateTime(object val)
		{
			try
			{
				Convert.ToDateTime(val);
				return true;
			}
			catch
			{
				return false;
			}
		}

		#endregion 驗(yàn)證數(shù)據(jù)類型

	}
}