常用的控制字符串类
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已经编辑成类,方便使用朋友那里拷的哈哈
using System;
namespace WebApplicationUse.Class
......{
/**//**//**//// <summary>
/// StringAPP 的摘要说明。
/// </summary>
public class StringAPP
......{
public StringAPP()
......{
//
// TODO: 在此处添加构造函数逻辑
//
}
/**//**//**//// <summary>
/// 从字符串中的尾部删除指定的字符串
/// </summary>
/// <param name="sourceString"></param>
/// <param name="removedString"></param>
/// <returns></returns>
public static string Remove(string sourceString,string removedString)
......{
try
......{
if(sourceString.IndexOf(removedString)<0)
throw new Exception("原字符串中不包含移除字符串!");
string result = sourceString;
int lengthOfSourceString = sourceString.Length;
int lengthOfRemovedString = removedString.Length;
int startIndex = lengthOfSourceString - lengthOfRemovedString;
string tempSubString = sourceString.Substring(startIndex);
if(tempSubString.ToUpper() == removedString.ToUpper())
......{
result = sourceString.Remove(startIndex,lengthOfRemovedString);
}
return result;
}
catch
......{
return sourceString;
}
}
/**//**//**//// <summary>
/// 获取拆分符右边的字符串
/// </summary>
/// <param name="sourceString"></param>
/// <param name="splitChar"></param>
/// <returns></returns>
public static string RightSplit(string sourceString, char splitChar)
......{
string result=null;
string[] tempString = sourceString.Split(splitChar);
if(tempString.Length >0)
......{
result = tempString[tempString.Length-1].ToString();
}
return result;
}
/**//**//**//// <summary>
/// 获取拆分符左边的字符串
/// </summary>
/// <param name="sourceString"></param>
/// <param name="splitChar"></param>
/// <returns></returns>
public static string LeftSplit(string sourceString, char splitChar)
......{
string result=null;
string[] tempString = sourceString.Split(splitChar);
if(tempString.Length >0)
......{
result = tempString[0].ToString();
}
return result;
}
/**//**//**//// <summary>
/// 去掉最后一个逗号
/// </summary>
/// <param name="origin"></param>
/// <returns></returns>
public static string DelLastComma(string origin)
......{
if(origin.IndexOf(",") == -1)
......{
return origin;
}
return origin.Substring(0,origin.LastIndexOf(","));
}
/**//**//**//// <summary>
/// 删除不可见字符
/// </summary>
/// <param name="sourceString"></param>
/// <returns></returns>
public static string DeleteUnVisibleChar(string sourceString)
......{
System.Text.StringBuilder sBuilder = new System.Text.StringBuilder(131);
for(int i = 0;i < sourceString.Length; i++)
......{
int Unicode = sourceString[i];
if(Unicode >= 16)
......{
sBuilder.Append(sourceString[i].ToString());
}
}
return sBuilder.ToString();
}
/**//**//**//// <summary>
/// 获取数组元素的合并字符串
/// </summary>
/// <param name="stringArray"></param>
/// <returns></returns>
public static string GetArrayString(string[] stringArray)
......{
string totalString = null;
for(int i=0;i<stringArray.Length;i++)
......{
totalString = totalString + stringArray[i];
}
return totalString;
}
/**//**//**//// <summary>
/// 获取某一字符串在字符串数组中出现的次数
/// </summary>
/// <param name="stringArray" type="string[]">
/// <para>
///
/// </para>
/// </param>
/// <param name="findString" type="string">
/// <para>
///
/// </para>
/// </param>
/// <returns>
/// A int value...
/// </returns>
public static int GetStringCount(string[] stringArray,string findString)
......{
int count = -1;
string totalString = GetArrayString(stringArray);
string subString = totalString;
while(subString.IndexOf(findString)>=0)
......{
subString = totalString.Substring(subString.IndexOf(findString));
count += 1;
}
return count;
}
/**//**//**//// <summary>
/// 获取某一字符串在字符串中出现的次数
/// </summary>
/// <param name="stringArray" type="string">
/// <para>
/// 原字符串
/// </para>
/// </param>
/// <param name="findString" type="string">
/// <para>
/// 匹配字符串
/// </para>
/// </param>
/// <returns>
/// 匹配字符串数量
/// </returns>
public static int GetStringCount(string sourceString,string findString)
......{
int count = 0;
int findStringLength = findString.Length;
string subString = sourceString;
while(subString.IndexOf(findString)>=0)
......{
subString = subString.Substring(subString.IndexOf(findString)+findStringLength);
count += 1;
}
return count;
}
/**//**//**//// <summary>
/// 截取从startString开始到原字符串结尾的所有字符
/// </summary>
/// <param name="sourceString" type="string">
/// <para>
///
/// </para>
/// </param>
/// <param name="startString" type="string">
/// <para>
///
/// </para>
/// </param>
/// <returns>
/// A string value...
/// </returns>
public static string GetSubString(string sourceString,string startString)
......{
try
......{
int index = sourceString.ToUpper().IndexOf(startString);
if(index>0)
......{
return sourceString.Substring(index);
}
return sourceString;
}
catch
......{
return "";
}
}
public static string GetSubString(string sourceString,string beginRemovedString,string endRemovedString)
......{
try
......{
if(sourceString.IndexOf(beginRemovedString)!=0)
beginRemovedString = "";
if(sourceString.LastIndexOf(endRemovedString,sourceString.Length - endRemovedString.Length)<0)
endRemovedString = "";
int startIndex = beginRemovedString.Length;
int length = sourceString.Length - beginRemovedString.Length - endRemovedString.Length ;
if(length>0)
......{
return sourceString.Substring(startIndex,length);
}
return sourceString;
}
catch
......{
return sourceString;;
}
}
/**//**//**//// <summary>
/// 按字节数取出字符串的长度
/// </summary>
/// <param name="strTmp">要计算的字符串</param>
/// <returns>字符串的字节数</returns>
public static int GetByteCount(string strTmp)
......{
int intCharCount=0;
for(int i=0;i<strTmp.Length;i++)
......{
if(System.Text.UTF8Encoding.UTF8.GetByteCount(strTmp.Substring(i,1))==3)
......{
intCharCount=intCharCount+2;
}
else
......{
intCharCount=intCharCount+1;
}
}
return intCharCount;
}
/**//**//**//// <summary>
/// 按字节数要在字符串的位置
/// </summary>
/// <param name="intIns">字符串的位置</param>
/// <param name="strTmp">要计算的字符串</param>
/// <returns>字节的位置</returns>
public static int GetByteIndex(int intIns,string strTmp)
......{
int intReIns=0;
if(strTmp.Trim()=="")
......{
return intIns;
}
for(int i=0;i<strTmp.Length;i++)
......{
if(System.Text.UTF8Encoding.UTF8.GetByteCount(strTmp.Substring(i,1))==3)
......{
intReIns=intReIns+2;
}
else
......{
intReIns=intReIns+1;
}
if(intReIns>=intIns)
......{
intReIns=i+1;
break;
}
}
return intReIns;
}
}
}
namespace WebApplicationUse.Class
......{
/**//**//**//// <summary>
/// StringAPP 的摘要说明。
/// </summary>
public class StringAPP
......{
public StringAPP()
......{
//
// TODO: 在此处添加构造函数逻辑
//
}
/**//**//**//// <summary>
/// 从字符串中的尾部删除指定的字符串
/// </summary>
/// <param name="sourceString"></param>
/// <param name="removedString"></param>
/// <returns></returns>
public static string Remove(string sourceString,string removedString)
......{
try
......{
if(sourceString.IndexOf(removedString)<0)
throw new Exception("原字符串中不包含移除字符串!");
string result = sourceString;
int lengthOfSourceString = sourceString.Length;
int lengthOfRemovedString = removedString.Length;
int startIndex = lengthOfSourceString - lengthOfRemovedString;
string tempSubString = sourceString.Substring(startIndex);
if(tempSubString.ToUpper() == removedString.ToUpper())
......{
result = sourceString.Remove(startIndex,lengthOfRemovedString);
}
return result;
}
catch
......{
return sourceString;
}
}
/**//**//**//// <summary>
/// 获取拆分符右边的字符串
/// </summary>
/// <param name="sourceString"></param>
/// <param name="splitChar"></param>
/// <returns></returns>
public static string RightSplit(string sourceString, char splitChar)
......{
string result=null;
string[] tempString = sourceString.Split(splitChar);
if(tempString.Length >0)
......{
result = tempString[tempString.Length-1].ToString();
}
return result;
}
/**//**//**//// <summary>
/// 获取拆分符左边的字符串
/// </summary>
/// <param name="sourceString"></param>
/// <param name="splitChar"></param>
/// <returns></returns>
public static string LeftSplit(string sourceString, char splitChar)
......{
string result=null;
string[] tempString = sourceString.Split(splitChar);
if(tempString.Length >0)
......{
result = tempString[0].ToString();
}
return result;
}
/**//**//**//// <summary>
/// 去掉最后一个逗号
/// </summary>
/// <param name="origin"></param>
/// <returns></returns>
public static string DelLastComma(string origin)
......{
if(origin.IndexOf(",") == -1)
......{
return origin;
}
return origin.Substring(0,origin.LastIndexOf(","));
}
/**//**//**//// <summary>
/// 删除不可见字符
/// </summary>
/// <param name="sourceString"></param>
/// <returns></returns>
public static string DeleteUnVisibleChar(string sourceString)
......{
System.Text.StringBuilder sBuilder = new System.Text.StringBuilder(131);
for(int i = 0;i < sourceString.Length; i++)
......{
int Unicode = sourceString[i];
if(Unicode >= 16)
......{
sBuilder.Append(sourceString[i].ToString());
}
}
return sBuilder.ToString();
}
/**//**//**//// <summary>
/// 获取数组元素的合并字符串
/// </summary>
/// <param name="stringArray"></param>
/// <returns></returns>
public static string GetArrayString(string[] stringArray)
......{
string totalString = null;
for(int i=0;i<stringArray.Length;i++)
......{
totalString = totalString + stringArray[i];
}
return totalString;
}
/**//**//**//// <summary>
/// 获取某一字符串在字符串数组中出现的次数
/// </summary>
/// <param name="stringArray" type="string[]">
/// <para>
///
/// </para>
/// </param>
/// <param name="findString" type="string">
/// <para>
///
/// </para>
/// </param>
/// <returns>
/// A int value...
/// </returns>
public static int GetStringCount(string[] stringArray,string findString)
......{
int count = -1;
string totalString = GetArrayString(stringArray);
string subString = totalString;
while(subString.IndexOf(findString)>=0)
......{
subString = totalString.Substring(subString.IndexOf(findString));
count += 1;
}
return count;
}
/**//**//**//// <summary>
/// 获取某一字符串在字符串中出现的次数
/// </summary>
/// <param name="stringArray" type="string">
/// <para>
/// 原字符串
/// </para>
/// </param>
/// <param name="findString" type="string">
/// <para>
/// 匹配字符串
/// </para>
/// </param>
/// <returns>
/// 匹配字符串数量
/// </returns>
public static int GetStringCount(string sourceString,string findString)
......{
int count = 0;
int findStringLength = findString.Length;
string subString = sourceString;
while(subString.IndexOf(findString)>=0)
......{
subString = subString.Substring(subString.IndexOf(findString)+findStringLength);
count += 1;
}
return count;
}
/**//**//**//// <summary>
/// 截取从startString开始到原字符串结尾的所有字符
/// </summary>
/// <param name="sourceString" type="string">
/// <para>
///
/// </para>
/// </param>
/// <param name="startString" type="string">
/// <para>
///
/// </para>
/// </param>
/// <returns>
/// A string value...
/// </returns>
public static string GetSubString(string sourceString,string startString)
......{
try
......{
int index = sourceString.ToUpper().IndexOf(startString);
if(index>0)
......{
return sourceString.Substring(index);
}
return sourceString;
}
catch
......{
return "";
}
}
public static string GetSubString(string sourceString,string beginRemovedString,string endRemovedString)
......{
try
......{
if(sourceString.IndexOf(beginRemovedString)!=0)
beginRemovedString = "";
if(sourceString.LastIndexOf(endRemovedString,sourceString.Length - endRemovedString.Length)<0)
endRemovedString = "";
int startIndex = beginRemovedString.Length;
int length = sourceString.Length - beginRemovedString.Length - endRemovedString.Length ;
if(length>0)
......{
return sourceString.Substring(startIndex,length);
}
return sourceString;
}
catch
......{
return sourceString;;
}
}
/**//**//**//// <summary>
/// 按字节数取出字符串的长度
/// </summary>
/// <param name="strTmp">要计算的字符串</param>
/// <returns>字符串的字节数</returns>
public static int GetByteCount(string strTmp)
......{
int intCharCount=0;
for(int i=0;i<strTmp.Length;i++)
......{
if(System.Text.UTF8Encoding.UTF8.GetByteCount(strTmp.Substring(i,1))==3)
......{
intCharCount=intCharCount+2;
}
else
......{
intCharCount=intCharCount+1;
}
}
return intCharCount;
}
/**//**//**//// <summary>
/// 按字节数要在字符串的位置
/// </summary>
/// <param name="intIns">字符串的位置</param>
/// <param name="strTmp">要计算的字符串</param>
/// <returns>字节的位置</returns>
public static int GetByteIndex(int intIns,string strTmp)
......{
int intReIns=0;
if(strTmp.Trim()=="")
......{
return intIns;
}
for(int i=0;i<strTmp.Length;i++)
......{
if(System.Text.UTF8Encoding.UTF8.GetByteCount(strTmp.Substring(i,1))==3)
......{
intReIns=intReIns+2;
}
else
......{
intReIns=intReIns+1;
}
if(intReIns>=intIns)
......{
intReIns=i+1;
break;
}
}
return intReIns;
}
}
}
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