- /// <summary>
- /// 取文本左边内容
- /// </summary>
- /// <param name="str">文本</param>
- /// <param name="s">标识符</param>
- /// <returns>左边内容</returns>
- public static string GetLeft(string str, string s)
- {
- string temp = str.Substring(0, str.IndexOf(s));
- return temp;
- }
- /// <summary>
- /// 取文本右边内容
- /// </summary>
- /// <param name="str">文本</param>
- /// <param name="s">标识符</param>
- /// <returns>右边内容</returns>
- public static string GetRight(string str, string s)
- {
- string temp = str.Substring(str.IndexOf(s), str.Length-str.Substring(0, str.IndexOf(s)).Length);
- return temp;
- }
- /// <summary>
- /// 取文本中间内容
- /// </summary>
- /// <param name="str">原文本</param>
- /// <param name="leftstr">左边文本</param>
- /// <param name="rightstr">右边文本</param>
- /// <returns>返回中间文本内容</returns>
- public static string Between(string str, string leftstr, string rightstr)
- {
- int i = str.IndexOf(leftstr) + leftstr.Length;
- string temp = str.Substring(i, str.IndexOf(rightstr, i) - i);
- return temp;
- }
- /// <summary>
- /// 取文本中间到List集合
- /// </summary>
- /// <param name="str">文本字符串</param>
- /// <param name="leftstr">左边文本</param>
- /// <param name="rightstr">右边文本</param>
- /// <returns>List集合</returns>
- public List<string> BetweenArr(string str, string leftstr, string rightstr)
- {
- List<string> list = new List<string>();
- int leftIndex = str.IndexOf(leftstr);//左文本起始位置
- int leftlength = leftstr.Length;//左文本长度
- int rightIndex = 0;
- string temp = "";
- while (leftIndex != -1)
- {
- rightIndex = str.IndexOf(rightstr, leftIndex + leftlength);
- if (rightIndex == -1)
- {
- break;
- }
- temp = str.Substring(leftIndex + leftlength, rightIndex - leftIndex - leftlength);
- list.Add(temp);
- leftIndex = str.IndexOf(leftstr, rightIndex + 1);
- }
- return list;
- }
- /// <summary>
- /// 指定文本倒序
- /// </summary>
- /// <param name="str">文本</param>
- /// <returns>倒序文本</returns>
- public static string StrReverse(string str)
- {
- char[] chars = str.ToCharArray();
- StringBuilder sb = new StringBuilder();
- for (int i = 0; i < chars.Length; i++)
- {
- sb.Append(chars[chars.Length - 1 - i]);
- }
- return sb.ToString();
- }
- //该片段来自于http://www.codesnippet.cn/detail/220720134733.html
来源: http://www.codesnippet.cn/detail/220720134733.html