hxyy_js.cs

一个供大家参考的自己做的计算机等级考试网上系统

using System;

namespace djks
{
	/// <summary>
	/// hxyy_js 的摘要说明。
	/// </summary>
	public class hxyy_js
	{
		public hxyy_js()
		{
			//
			// TODO: 在此处添加构造函数逻辑
			//
		}
		//对字符串HTML编码
		public static string Encode(string str)
		{			
			str = str.Replace("&","&amp;");
			str = str.Replace("'","''");
			str = str.Replace("\"","&quot;");
			str = str.Replace(" ","&nbsp;");
			str = str.Replace("<","&lt;");
			str = str.Replace(">","&gt;");
			str = str.Replace("\n","<br>");
			return str;
		}
		public static string subSpace(string str)
		{
			str.Replace(" ","");
			return str.Trim();
		}
		public static void jsAlert(string str_pro)    //a警告框
		{
			string str="<script language=\"javascript\">alert('"+str_pro+"');</script>";
			System.Web.HttpContext.Current.Response.Write(str);
		}
		public   static   string   Left(string   sSource,   int   iLength)   //从左边起取指定长度的字符串
		{   
			return   sSource.Substring(0,   iLength   >   sSource.Length   ?   sSource.Length   :   iLength);   
		}   
    
		public   static   string   Right(string   sSource,   int   iLength)   //从右边起取指定长度的字符串
		{   
			return   sSource.Substring(iLength   >   sSource.Length   ?   0   :   sSource.Length   -   iLength);   
		}   
    
		public   static   string   Mid(string   sSource,   int   iStart,   int   iLength)   //从指定位开始取指定长度的字符串
		{   
			int   iStartPoint   =   iStart   >   sSource.Length   ?   sSource.Length   :   iStart;   
			return   sSource.Substring(iStartPoint,   iStartPoint   +   iLength   >   sSource.Length   ?   sSource.Length   -   iStartPoint   :   iLength);   
		} 

	}
}